tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 23ee3e4e5bd27bdbc0f1785eef7209ce872794c7 commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces date: 5 weeks ago config: openrisc-randconfig-s032-20200725 (attached as .config) compiler: or1k-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-93-g4c6cbe55-dirty git checkout 670d0a4b10704667765f7d18f7592993d02783aa # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=openrisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/tty/vt/vt_ioctl.c:411:23: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected char *__pu_addr @@
>> got char [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:411:23: sparse: expected char *__pu_addr
>> drivers/tty/vt/vt_ioctl.c:411:23: sparse: got char [noderef] __user *
>> drivers/tty/vt/vt_ioctl.c:527:23: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected int *__pu_addr @@
>> got int [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:527:23: sparse: expected int *__pu_addr
>> drivers/tty/vt/vt_ioctl.c:527:23: sparse: got int [noderef] __user *
drivers/tty/vt/vt_ioctl.c:540:23: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected int *__pu_addr @@
got int [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:540:23: sparse: expected int *__pu_addr
drivers/tty/vt/vt_ioctl.c:540:23: sparse: got int [noderef] __user *
>> drivers/tty/vt/vt_ioctl.c:652:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned short
>> *__pu_addr @@ got unsigned short [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:652:21: sparse: expected unsigned short
*__pu_addr
>> drivers/tty/vt/vt_ioctl.c:652:21: sparse: got unsigned short [noderef]
>> __user *
drivers/tty/vt/vt_ioctl.c:662:31: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned short
*__pu_addr @@ got unsigned short [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:662:31: sparse: expected unsigned short
*__pu_addr
drivers/tty/vt/vt_ioctl.c:662:31: sparse: got unsigned short [noderef]
__user *
>> drivers/tty/vt/vt_ioctl.c:839:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned short const
>> *__gu_addr @@ got unsigned short [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:839:21: sparse: expected unsigned short const
*__gu_addr
drivers/tty/vt/vt_ioctl.c:839:21: sparse: got unsigned short [noderef]
__user *
drivers/tty/vt/vt_ioctl.c:840:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned short const
*__gu_addr @@ got unsigned short [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:840:21: sparse: expected unsigned short const
*__gu_addr
drivers/tty/vt/vt_ioctl.c:840:21: sparse: got unsigned short [noderef]
__user *
drivers/tty/vt/vt_ioctl.c:1032:23: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned short
*__pu_addr @@ got unsigned short [noderef] __user * @@
drivers/tty/vt/vt_ioctl.c:1032:23: sparse: expected unsigned short
*__pu_addr
drivers/tty/vt/vt_ioctl.c:1032:23: sparse: got unsigned short [noderef]
__user *
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt_ioctl.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
--
>> drivers/tty/vt/keyboard.c:1684:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned int
>> *__pu_addr @@ got unsigned int [noderef] __user * @@
drivers/tty/vt/keyboard.c:1684:21: sparse: expected unsigned int
*__pu_addr
>> drivers/tty/vt/keyboard.c:1684:21: sparse: got unsigned int [noderef]
>> __user *
drivers/tty/vt/keyboard.c:1711:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int *__pu_addr
@@ got unsigned int [noderef] __user * @@
drivers/tty/vt/keyboard.c:1711:21: sparse: expected unsigned int
*__pu_addr
drivers/tty/vt/keyboard.c:1711:21: sparse: got unsigned int [noderef]
__user *
>> drivers/tty/vt/keyboard.c:1729:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned int const
>> *__gu_addr @@ got unsigned int [noderef] __user * @@
drivers/tty/vt/keyboard.c:1729:21: sparse: expected unsigned int const
*__gu_addr
drivers/tty/vt/keyboard.c:1729:21: sparse: got unsigned int [noderef]
__user *
drivers/tty/vt/keyboard.c:1767:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int const
*__gu_addr @@ got unsigned int [noderef] __user * @@
drivers/tty/vt/keyboard.c:1767:21: sparse: expected unsigned int const
*__gu_addr
drivers/tty/vt/keyboard.c:1767:21: sparse: got unsigned int [noderef]
__user *
drivers/tty/vt/keyboard.c:1873:30: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int *__pu_addr
@@ got unsigned int [noderef] __user * @@
drivers/tty/vt/keyboard.c:1873:30: sparse: expected unsigned int
*__pu_addr
drivers/tty/vt/keyboard.c:1873:30: sparse: got unsigned int [noderef]
__user *
>> drivers/tty/vt/keyboard.c:1914:24: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned short
>> *__pu_addr @@ got unsigned short [noderef] __user * @@
drivers/tty/vt/keyboard.c:1914:24: sparse: expected unsigned short
*__pu_addr
>> drivers/tty/vt/keyboard.c:1914:24: sparse: got unsigned short [noderef]
>> __user *
>> drivers/tty/vt/keyboard.c:2032:37: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned char
>> *__pu_addr @@ got unsigned char [noderef] [usertype] __user * @@
drivers/tty/vt/keyboard.c:2032:37: sparse: expected unsigned char
*__pu_addr
>> drivers/tty/vt/keyboard.c:2032:37: sparse: got unsigned char [noderef]
>> [usertype] __user *
>> drivers/tty/vt/keyboard.c:2036:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned char
>> *__pu_addr @@ got unsigned char [noderef] [usertype] __user *[assigned]
>> up @@
drivers/tty/vt/keyboard.c:2036:21: sparse: expected unsigned char
*__pu_addr
>> drivers/tty/vt/keyboard.c:2036:21: sparse: got unsigned char [noderef]
>> [usertype] __user *[assigned] up
>> drivers/tty/vt/keyboard.c:2139:24: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected char *__pu_addr @@
>> got char [noderef] __user * @@
drivers/tty/vt/keyboard.c:2139:24: sparse: expected char *__pu_addr
>> drivers/tty/vt/keyboard.c:2139:24: sparse: got char [noderef] __user *
drivers/tty/vt/keyboard.c:2157:24: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected char *__pu_addr @@
got char [noderef] __user * @@
drivers/tty/vt/keyboard.c:2157:24: sparse: expected char *__pu_addr
drivers/tty/vt/keyboard.c:2157:24: sparse: got char [noderef] __user *
drivers/tty/vt/keyboard.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/keyboard.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/keyboard.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/keyboard.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
--
>> drivers/tty/vt/consolemap.c:777:9: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned short
>> *__pu_addr @@ got unsigned short [noderef] [usertype] __user *uct @@
drivers/tty/vt/consolemap.c:777:9: sparse: expected unsigned short
*__pu_addr
>> drivers/tty/vt/consolemap.c:777:9: sparse: got unsigned short [noderef]
>> [usertype] __user *uct
drivers/tty/vt/consolemap.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h,
include/linux/rcuwait.h, ...):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/consolemap.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h, ...):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/consolemap.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h,
include/linux/rcuwait.h, ...):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/consolemap.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h, ...):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/consolemap.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h,
include/linux/rcuwait.h, ...):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/consolemap.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h, ...):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
--
>> drivers/tty/vt/vt.c:4210:13: sparse: sparse: incorrect type in initializer
>> (different address spaces) @@ expected char const *__gu_addr @@ got
>> char [noderef] __user * @@
drivers/tty/vt/vt.c:4210:13: sparse: expected char const *__gu_addr
>> drivers/tty/vt/vt.c:4210:13: sparse: got char [noderef] __user *
drivers/tty/vt/vt.c:233:5: sparse: sparse: symbol 'console_blank_hook' was
not declared. Should it be static?
drivers/tty/vt/vt.c:2901:19: sparse: sparse: symbol 'console_driver' was not
declared. Should it be static?
>> drivers/tty/vt/vt.c:3057:13: sparse: sparse: incorrect type in initializer
>> (different address spaces) @@ expected char const *__gu_addr @@ got
>> char [noderef] __user *p @@
drivers/tty/vt/vt.c:3057:13: sparse: expected char const *__gu_addr
>> drivers/tty/vt/vt.c:3057:13: sparse: got char [noderef] __user *p
>> drivers/tty/vt/vt.c:3089:31: sparse: sparse: incorrect type in initializer
>> (different address spaces) @@ expected char *__pu_addr @@ got char
>> [noderef] __user *p @@
drivers/tty/vt/vt.c:3089:31: sparse: expected char *__pu_addr
drivers/tty/vt/vt.c:3089:31: sparse: got char [noderef] __user *p
drivers/tty/vt/vt.c:3095:31: sparse: sparse: incorrect type in initializer
(different address spaces) @@ expected char *__pu_addr @@ got char
[noderef] __user *p @@
drivers/tty/vt/vt.c:3095:31: sparse: expected char *__pu_addr
drivers/tty/vt/vt.c:3095:31: sparse: got char [noderef] __user *p
drivers/tty/vt/vt.c:3104:31: sparse: sparse: incorrect type in initializer
(different address spaces) @@ expected char *__pu_addr @@ got char
[noderef] __user *p @@
drivers/tty/vt/vt.c:3104:31: sparse: expected char *__pu_addr
drivers/tty/vt/vt.c:3104:31: sparse: got char [noderef] __user *p
drivers/tty/vt/vt.c:3110:37: sparse: sparse: incorrect type in initializer
(different address spaces) @@ expected char const *__gu_addr @@ got
char [noderef] __user * @@
drivers/tty/vt/vt.c:3110:37: sparse: expected char const *__gu_addr
drivers/tty/vt/vt.c:3110:37: sparse: got char [noderef] __user *
>> drivers/tty/vt/vt.c:3123:29: sparse: sparse: incorrect type in initializer
>> (different address spaces) @@ expected signed int const *__gu_addr @@
>> got signed int [noderef] [usertype] __user * @@
drivers/tty/vt/vt.c:3123:29: sparse: expected signed int const *__gu_addr
>> drivers/tty/vt/vt.c:3123:29: sparse: got signed int [noderef] [usertype]
>> __user *
drivers/tty/vt/vt.c: note: in included file (through
include/asm-generic/atomic.h, arch/openrisc/include/asm/atomic.h,
include/linux/atomic.h, ...):
arch/openrisc/include/asm/cmpxchg.h:101:29: sparse: sparse: shift too big
(32) for type int
arch/openrisc/include/asm/cmpxchg.h:69:29: sparse: sparse: shift too big
(32) for type int
drivers/tty/vt/vt.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
drivers/tty/vt/vt.c: note: in included file (through
include/linux/sched/task.h, include/linux/sched/signal.h):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/tty/vt/vt.c: note: in included file (through
include/linux/uaccess.h, include/linux/sched/task.h,
include/linux/sched/signal.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
vim +411 drivers/tty/vt/vt_ioctl.c
8b92e87d39bfd0 drivers/char/vt_ioctl.c Alan Cox 2009-09-19 344
8b92e87d39bfd0 drivers/char/vt_ioctl.c Alan Cox 2009-09-19 345
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 346 /*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 347
* We handle the console-specific ioctl's here. We allow the
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 348
* capability to modify any console, not just the fg_console.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 349
*/
6caa76b7786891 drivers/tty/vt/vt_ioctl.c Alan Cox 2011-02-14 350
int vt_ioctl(struct tty_struct *tty,
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 351
unsigned int cmd, unsigned long arg)
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 352 {
c9f19e96a2f33c drivers/char/vt_ioctl.c Alan Cox 2009-01-02 353
struct vc_data *vc = tty->driver_data;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 354
struct console_font_op op; /* used in multiple places here */
1aa6e058dd6cd0 drivers/tty/vt/vt_ioctl.c Eric Biggers 2020-02-24 355
unsigned int console = vc->vc_num;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 356
unsigned char ucval;
1e0ad2881d50be drivers/char/vt_ioctl.c Graham Gower 2010-10-27 357
unsigned int uival;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 358
void __user *up = (void __user *)arg;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 359
int i, perm;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 360
int ret = 0;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 361
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 362
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 363
* To have permissions to do most of the vt ioctls, we either have
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 364
* to be the owner of the tty, or have CAP_SYS_TTY_CONFIG.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 365
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 366
perm = 0;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 367
if (current->signal->tty == tty || capable(CAP_SYS_TTY_CONFIG))
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 368
perm = 1;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 369
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 370
switch (cmd) {
e6885107736a4d drivers/char/vt_ioctl.c Alan Cox 2008-10-13 371
case TIOCLINUX:
a115902f67ef51 drivers/char/vt_ioctl.c Jiri Slaby 2009-06-22 372
ret = tioclinux(tty, arg);
a115902f67ef51 drivers/char/vt_ioctl.c Jiri Slaby 2009-06-22 373
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 374
case KIOCSOUND:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 375
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 376
return -EPERM;
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 377
/*
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 378
* The use of PIT_TICK_RATE is historic, it used to be
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 379
* the platform-dependent CLOCK_TICK_RATE between 2.6.12
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 380
* and 2.6.36, which was a minor but unfortunate ABI
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 381
* change. kd_mksound is locked by the input layer.
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 382
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 383
if (arg)
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 384
arg = PIT_TICK_RATE / arg;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 385
kd_mksound(arg, 0);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 386
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 387
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 388
case KDMKTONE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 389
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 390
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 391
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 392
unsigned int ticks, count;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 393
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 394
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 395
* Generate the tone for the appropriate number of ticks.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 396
* If the time is zero, turn off sound ourselves.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 397
*/
4c0d9b17d1c060 drivers/tty/vt/vt_ioctl.c Nicholas Mc Guire 2015-02-09 398
ticks = msecs_to_jiffies((arg >> 16) & 0xffff);
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 399
count = ticks ? (arg & 0xffff) : 0;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 400
if (count)
2c4e9671edfef5 drivers/char/vt_ioctl.c Arnd Bergmann 2010-08-28 401
count = PIT_TICK_RATE / count;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 402
kd_mksound(count, ticks);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 403
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 404
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 405
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 406
case KDGKBTYPE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 407
/*
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 408
* this is naïve.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 409
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 410
ucval = KB_101;
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 @411
ret = put_user(ucval, (char __user *)arg);
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 412
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 413
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 414
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 415
* These cannot be implemented on any machine that implements
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 416
* ioperm() in user level (such as Alpha PCs) or not at all.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 417
*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 418
* XXX: you should never use these, just call ioperm directly..
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 419
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 420
#ifdef CONFIG_X86
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 421
case KDADDIO:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 422
case KDDELIO:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 423
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 424
* KDADDIO and KDDELIO may be able to add ports beyond what
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 425
* we reject here, but to be safe...
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 426
*
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 427
* These are locked internally via sys_ioperm
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 428
*/
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 429
if (arg < GPFIRST || arg > GPLAST) {
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 430
ret = -EINVAL;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 431
break;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 432
}
66f4e88cc69da7 drivers/tty/vt/vt_ioctl.c Dominik Brodowski 2018-03-11 433
ret = ksys_ioperm(arg, 1, (cmd == KDADDIO)) ? -ENXIO : 0;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 434
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 435
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 436
case KDENABIO:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 437
case KDDISABIO:
66f4e88cc69da7 drivers/tty/vt/vt_ioctl.c Dominik Brodowski 2018-03-11 438
ret = ksys_ioperm(GPFIRST, GPNUM,
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 439
(cmd == KDENABIO)) ? -ENXIO : 0;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 440
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 441
#endif
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 442
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 443
/* Linux m68k/i386 interface for setting the keyboard delay/repeat rate */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 444
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 445
case KDKBDREP:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 446
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 447
struct kbd_repeat kbrep;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 448
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 449
if (!capable(CAP_SYS_TTY_CONFIG))
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 450
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 451
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 452
if (copy_from_user(&kbrep, up, sizeof(struct kbd_repeat))) {
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 453
ret = -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 454
break;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 455
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 456
ret = kbd_rate(&kbrep);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 457
if (ret)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 458
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 459
if (copy_to_user(up, &kbrep, sizeof(struct kbd_repeat)))
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 460
ret = -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 461
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 462
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 463
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 464
case KDSETMODE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 465
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 466
* currently, setting the mode from KD_TEXT to KD_GRAPHICS
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 467
* doesn't do a whole lot. i'm not sure if it should do any
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 468
* restoration of modes or what...
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 469
*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 470
* XXX It should at least call into the driver, fbdev's definitely
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 471
* need to restore their engine state. --BenH
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 472
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 473
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 474
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 475
switch (arg) {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 476
case KD_GRAPHICS:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 477
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 478
case KD_TEXT0:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 479
case KD_TEXT1:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 480
arg = KD_TEXT;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 481
case KD_TEXT:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 482
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 483
default:
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 484
ret = -EINVAL;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 485
goto out;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 486
}
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 487
/* FIXME: this needs the console lock extending */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 488
if (vc->vc_mode == (unsigned char) arg)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 489
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 490
vc->vc_mode = (unsigned char) arg;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 491
if (console != fg_console)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 492
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 493
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 494
* explicitly blank/unblank the screen if switching modes
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 495
*/
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 496
console_lock();
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 497
if (arg == KD_TEXT)
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 498
do_unblank_screen(1);
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 499
else
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 500
do_blank_screen(1);
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 501
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 502
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 503
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 504
case KDGETMODE:
1e0ad2881d50be drivers/char/vt_ioctl.c Graham Gower 2010-10-27 505
uival = vc->vc_mode;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 506
goto setint;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 507
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 508
case KDMAPDISP:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 509
case KDUNMAPDISP:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 510
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 511
* these work like a combination of mmap and KDENABIO.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 512
* this could be easily finished.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 513
*/
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 514
ret = -EINVAL;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 515
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 516
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 517
case KDSKBMODE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 518
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 519
return -EPERM;
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 520
ret = vt_do_kdskbmode(console, arg);
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 521
if (ret == 0)
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 522
tty_ldisc_flush(tty);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 523
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 524
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 525
case KDGKBMODE:
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 526
uival = vt_do_kdgkbmode(console);
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 @527
ret = put_user(uival, (int __user *)arg);
6da9e95f7381fa drivers/tty/vt/vt_ioctl.c Andrew Morton 2011-04-07 528
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 529
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 530
/* this could be folded into KDSKBMODE, but for compatibility
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 531
reasons it is not so easy to fold KDGKBMETA into KDGKBMODE */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 532
case KDSKBMETA:
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 533
ret = vt_do_kdskbmeta(console, arg);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 534
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 535
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 536
case KDGKBMETA:
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 537
/* FIXME: should review whether this is worth locking */
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 538
uival = vt_do_kdgkbmeta(console);
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 539
setint:
1e0ad2881d50be drivers/char/vt_ioctl.c Graham Gower 2010-10-27 540
ret = put_user(uival, (int __user *)arg);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 541
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 542
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 543
case KDGETKEYCODE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 544
case KDSETKEYCODE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 545
if(!capable(CAP_SYS_TTY_CONFIG))
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 546
perm = 0;
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 547
ret = vt_do_kbkeycode_ioctl(cmd, up, perm);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 548
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 549
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 550
case KDGKBENT:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 551
case KDSKBENT:
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 552
ret = vt_do_kdsk_ioctl(cmd, up, perm, console);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 553
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 554
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 555
case KDGKBSENT:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 556
case KDSKBSENT:
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 557
ret = vt_do_kdgkb_ioctl(cmd, up, perm);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 558
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 559
247ff8e610cb63 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-24 560
/* Diacritical processing. Handled in keyboard.c as it has
247ff8e610cb63 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-24 561
to operate on the keyboard locks and structures */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 562
case KDGKBDIACR:
04c71976500352 drivers/char/vt_ioctl.c Samuel Thibault 2007-10-16 563
case KDGKBDIACRUC:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 564
case KDSKBDIACR:
04c71976500352 drivers/char/vt_ioctl.c Samuel Thibault 2007-10-16 565
case KDSKBDIACRUC:
247ff8e610cb63 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-24 566
ret = vt_do_diacrit(cmd, up, perm);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 567
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 568
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 569
/* the ioctls below read/set the flags usually shown in the leds */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 570
/* don't use them - they will go away without warning */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 571
case KDGKBLED:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 572
case KDSKBLED:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 573
case KDGETLED:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 574
case KDSETLED:
079c9534a96da9 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-02-28 575
ret = vt_do_kdskled(console, cmd, arg, perm);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 576
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 577
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 578
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 579
* A process can indicate its willingness to accept signals
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 580
* generated by pressing an appropriate key combination.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 581
* Thus, one can have a daemon that e.g. spawns a new console
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 582
* upon a keypress and then changes to it.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 583
* See also the kbrequest field of inittab(5).
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 584
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 585
case KDSIGACCEPT:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 586
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 587
if (!perm || !capable(CAP_KILL))
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 588
return -EPERM;
7ed20e1ad521b5 drivers/char/vt_ioctl.c Jesper Juhl 2005-05-01 589
if (!valid_signal(arg) || arg < 1 || arg == SIGKILL)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 590
ret = -EINVAL;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 591
else {
81af8d67d4fc35 drivers/char/vt_ioctl.c Eric W. Biederman 2006-10-02 592
spin_lock_irq(&vt_spawn_con.lock);
81af8d67d4fc35 drivers/char/vt_ioctl.c Eric W. Biederman 2006-10-02 593
put_pid(vt_spawn_con.pid);
81af8d67d4fc35 drivers/char/vt_ioctl.c Eric W. Biederman 2006-10-02 594
vt_spawn_con.pid = get_pid(task_pid(current));
81af8d67d4fc35 drivers/char/vt_ioctl.c Eric W. Biederman 2006-10-02 595
vt_spawn_con.sig = arg;
81af8d67d4fc35 drivers/char/vt_ioctl.c Eric W. Biederman 2006-10-02 596
spin_unlock_irq(&vt_spawn_con.lock);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 597
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 598
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 599
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 600
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 601
case VT_SETMODE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 602
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 603
struct vt_mode tmp;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 604
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 605
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 606
return -EPERM;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 607
if (copy_from_user(&tmp, up, sizeof(struct vt_mode))) {
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 608
ret = -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 609
goto out;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 610
}
87a6aca504d65f drivers/char/vt_ioctl.c Greg Kroah-Hartman 2010-03-15 611
if (tmp.mode != VT_AUTO && tmp.mode != VT_PROCESS) {
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 612
ret = -EINVAL;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 613
goto out;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 614
}
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 615
console_lock();
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 616
vc->vt_mode = tmp;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 617
/* the frsig is ignored, so we set it to 0 */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 618
vc->vt_mode.frsig = 0;
8b6312f4dcc1ef drivers/char/vt_ioctl.c Eric W. Biederman 2007-02-10 619
put_pid(vc->vt_pid);
8b6312f4dcc1ef drivers/char/vt_ioctl.c Eric W. Biederman 2007-02-10 620
vc->vt_pid = get_pid(task_pid(current));
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 621
/* no switch is required -- s...@shade.msu.ru */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 622
vc->vt_newvt = -1;
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 623
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 624
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 625
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 626
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 627
case VT_GETMODE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 628
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 629
struct vt_mode tmp;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 630
int rc;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 631
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 632
console_lock();
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 633
memcpy(&tmp, &vc->vt_mode, sizeof(struct vt_mode));
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 634
console_unlock();
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 635
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 636
rc = copy_to_user(up, &tmp, sizeof(struct vt_mode));
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 637
if (rc)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 638
ret = -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 639
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 640
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 641
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 642
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 643
* Returns global vt state. Note that VT 0 is always open, since
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 644
* it's an alias for the current VT, and people can't use it here.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 645
* We cannot return state for more than 16 VTs, since v_state is short.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 646
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 647
case VT_GETSTATE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 648
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 649
struct vt_stat __user *vtstat = up;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 650
unsigned short state, mask;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 651
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 652
if (put_user(fg_console + 1, &vtstat->v_active))
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 653
ret = -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 654
else {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 655
state = 1; /* /dev/tty0 is always open */
7cf64b18b0b96e drivers/tty/vt/vt_ioctl.c Eric Biggers 2020-03-21 656
console_lock(); /* required by vt_in_use() */
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 657
for (i = 0, mask = 2; i < MAX_NR_CONSOLES && mask;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 658
++i, mask <<= 1)
e587e8f17433dd drivers/tty/vt/vt_ioctl.c Jiri Slaby 2020-02-19 659
if (vt_in_use(i))
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 660
state |= mask;
7cf64b18b0b96e drivers/tty/vt/vt_ioctl.c Eric Biggers 2020-03-21 661
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 662
ret = put_user(state, &vtstat->v_state);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 663
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 664
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 665
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 666
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 667
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 668
* Returns the first available (non-opened) console.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 669
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 670
case VT_OPENQRY:
7cf64b18b0b96e drivers/tty/vt/vt_ioctl.c Eric Biggers 2020-03-21 671
console_lock(); /* required by vt_in_use() */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 672
for (i = 0; i < MAX_NR_CONSOLES; ++i)
e587e8f17433dd drivers/tty/vt/vt_ioctl.c Jiri Slaby 2020-02-19 673
if (!vt_in_use(i))
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 674
break;
7cf64b18b0b96e drivers/tty/vt/vt_ioctl.c Eric Biggers 2020-03-21 675
console_unlock();
1e0ad2881d50be drivers/char/vt_ioctl.c Graham Gower 2010-10-27 676
uival = i < MAX_NR_CONSOLES ? (i+1) : -1;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 677
goto setint;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 678
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 679
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 680
* ioctl(fd, VT_ACTIVATE, num) will cause us to switch to vt # num,
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 681
* with num >= 1 (switches to vt 0, our console, are not allowed, just
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 682
* to preserve sanity).
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 683
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 684
case VT_ACTIVATE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 685
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 686
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 687
if (arg == 0 || arg > MAX_NR_CONSOLES)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 688
ret = -ENXIO;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 689
else {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 690
arg--;
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 691
console_lock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 692
ret = vc_allocate(arg);
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 693
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 694
if (ret)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 695
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 696
set_console(arg);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 697
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 698
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 699
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 700
case VT_SETACTIVATE:
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 701
{
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 702
struct vt_setactivate vsa;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 703
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 704
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 705
return -EPERM;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 706
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 707
if (copy_from_user(&vsa, (struct vt_setactivate __user *)arg,
a09efb07b5025f drivers/char/vt_ioctl.c Jiri Slaby 2009-10-01 708
sizeof(struct vt_setactivate))) {
a09efb07b5025f drivers/char/vt_ioctl.c Jiri Slaby 2009-10-01 709
ret = -EFAULT;
a09efb07b5025f drivers/char/vt_ioctl.c Jiri Slaby 2009-10-01 710
goto out;
a09efb07b5025f drivers/char/vt_ioctl.c Jiri Slaby 2009-10-01 711
}
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 712
if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES)
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 713
ret = -ENXIO;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 714
else {
e97267cb4d1ee0 drivers/tty/vt/vt_ioctl.c Gustavo A. R. Silva 2018-08-16 715
vsa.console = array_index_nospec(vsa.console,
e97267cb4d1ee0 drivers/tty/vt/vt_ioctl.c Gustavo A. R. Silva 2018-08-16 716
MAX_NR_CONSOLES + 1);
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 717
vsa.console--;
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 718
console_lock();
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 719
ret = vc_allocate(vsa.console);
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 720
if (ret == 0) {
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 721
struct vc_data *nvc;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 722
/* This is safe providing we don't drop the
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 723
console sem between vc_allocate and
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 724
finishing referencing nvc */
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 725
nvc = vc_cons[vsa.console].d;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 726
nvc->vt_mode = vsa.mode;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 727
nvc->vt_mode.frsig = 0;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 728
put_pid(nvc->vt_pid);
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 729
nvc->vt_pid = get_pid(task_pid(current));
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 730
}
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 731
console_unlock();
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 732
if (ret)
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 733
break;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 734
/* Commence switch and lock */
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 735
/* Review set_console locks */
d637837583163a drivers/tty/vt/vt_ioctl.c Jiri Olsa 2011-02-11 736
set_console(vsa.console);
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 737
}
d637837583163a drivers/tty/vt/vt_ioctl.c Jiri Olsa 2011-02-11 738
break;
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 739
}
d3b5cffcf84a8b drivers/char/vt_ioctl.c Alan Cox 2009-09-19 740
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 741
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 742
* wait until the specified VT has been activated
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 743
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 744
case VT_WAITACTIVE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 745
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 746
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 747
if (arg == 0 || arg > MAX_NR_CONSOLES)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 748
ret = -ENXIO;
99cceb4e50cb67 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 749
else
8b92e87d39bfd0 drivers/char/vt_ioctl.c Alan Cox 2009-09-19 750
ret = vt_waitactive(arg);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 751
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 752
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 753
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 754
* If a vt is under process control, the kernel will not switch to it
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 755
* immediately, but postpone the operation until the process calls this
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 756
* ioctl, allowing the switch to complete.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 757
*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 758
* According to the X sources this is the behavior:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 759
* 0: pending switch-from not OK
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 760
* 1: pending switch-from OK
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 761
* 2: completed switch-to OK
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 762
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 763
case VT_RELDISP:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 764
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 765
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 766
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 767
console_lock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 768
if (vc->vt_mode.mode != VT_PROCESS) {
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 769
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 770
ret = -EINVAL;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 771
break;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 772
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 773
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 774
* Switching-from response
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 775
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 776
if (vc->vt_newvt >= 0) {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 777
if (arg == 0)
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 778
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 779
* Switch disallowed, so forget we were trying
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 780
* to do it.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 781
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 782
vc->vt_newvt = -1;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 783
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 784
else {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 785
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 786
* The current vt has been released, so
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 787
* complete the switch.
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 788
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 789
int newvt;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 790
newvt = vc->vt_newvt;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 791
vc->vt_newvt = -1;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 792
ret = vc_allocate(newvt);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 793
if (ret) {
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 794
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 795
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 796
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 797
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 798
* When we actually do the console switch,
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 799
* make sure we are atomic with respect to
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 800
* other console switches..
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 801
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 802
complete_change_console(vc_cons[newvt].d);
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 803
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 804
} else {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 805
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 806
* Switched-to response
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 807
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 808
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 809
* If it's just an ACK, ignore it
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 810
*/
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 811
if (arg != VT_ACKACQ)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 812
ret = -EINVAL;
8792f961ba8057 drivers/char/vt_ioctl.c Samuel Ortiz 2007-10-01 813
}
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 814
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 815
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 816
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 817
/*
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 818
* Disallocate memory associated to VT (but leave VT1)
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 819
*/
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 820
case VT_DISALLOCATE:
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 821
if (arg > MAX_NR_CONSOLES) {
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 822
ret = -ENXIO;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 823
break;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 824
}
421b40a6286ee3 drivers/tty/vt/vt_ioctl.c Peter Hurley 2013-05-17 825
if (arg == 0)
421b40a6286ee3 drivers/tty/vt/vt_ioctl.c Peter Hurley 2013-05-17 826
vt_disallocate_all();
421b40a6286ee3 drivers/tty/vt/vt_ioctl.c Peter Hurley 2013-05-17 827
else
421b40a6286ee3 drivers/tty/vt/vt_ioctl.c Peter Hurley 2013-05-17 828
ret = vt_disallocate(--arg);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 829
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 830
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 831
case VT_RESIZE:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 832
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 833
struct vt_sizes __user *vtsizes = up;
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 834
struct vc_data *vc;
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 835
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 836
ushort ll,cc;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 837
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 838
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 839
if (get_user(ll, &vtsizes->v_rows) ||
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 840
get_user(cc, &vtsizes->v_cols))
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 841
ret = -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 842
else {
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 843
console_lock();
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 844
for (i = 0; i < MAX_NR_CONSOLES; i++) {
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 845
vc = vc_cons[i].d;
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 846
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 847
if (vc) {
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 848
vc->vc_resize_user = 1;
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 849
/* FIXME: review v tty lock */
8c9a9dd0fa3a26 drivers/char/vt_ioctl.c Alan Cox 2008-08-15 850
vc_resize(vc_cons[i].d, cc, ll);
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 851
}
e400b6ec4ede4d drivers/char/vt_ioctl.c Antonino A. Daplas 2007-10-16 852
}
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 853
console_unlock();
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 854
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 855
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 856
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 857
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 858
case VT_RESIZEX:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 859
{
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 860
struct vt_consize v;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 861
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 862
return -EPERM;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 863
if (copy_from_user(&v, up, sizeof(struct vt_consize)))
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 864
return -EFAULT;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 865
/* FIXME: Should check the copies properly */
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 866
if (!v.v_vlin)
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 867
v.v_vlin = vc->vc_scan_lines;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 868
if (v.v_clin) {
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 869
int rows = v.v_vlin/v.v_clin;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 870
if (v.v_rows != rows) {
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 871
if (v.v_rows) /* Parameters don't add up */
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 872
return -EINVAL;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 873
v.v_rows = rows;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 874
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 875
}
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 876
if (v.v_vcol && v.v_ccol) {
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 877
int cols = v.v_vcol/v.v_ccol;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 878
if (v.v_cols != cols) {
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 879
if (v.v_cols)
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 880
return -EINVAL;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 881
v.v_cols = cols;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 882
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 883
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 884
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 885
if (v.v_clin > 32)
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 886
return -EINVAL;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 887
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 888
for (i = 0; i < MAX_NR_CONSOLES; i++) {
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 889
struct vc_data *vcp;
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 890
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 891
if (!vc_cons[i].d)
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 892
continue;
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 893
console_lock();
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 894
vcp = vc_cons[i].d;
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 895
if (vcp) {
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 896
if (v.v_vlin)
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 897
vcp->vc_scan_lines = v.v_vlin;
1b3bce4d6bf839 drivers/tty/vt/vt_ioctl.c Al Viro 2017-09-29 898
if (v.v_clin)
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 899
vcp->vc_font.height = v.v_clin;
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 900
vcp->vc_resize_user = 1;
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 901
vc_resize(vcp, v.v_cols, v.v_rows);
6cd1ed50efd882 drivers/tty/vt/vt_ioctl.c Eric Dumazet 2020-02-10 902
}
ac751efa6a0d70 drivers/tty/vt/vt_ioctl.c Torben Hohn 2011-01-25 903
console_unlock();
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 904
}
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 905
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 906
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 907
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 908
case PIO_FONT: {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 909
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 910
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 911
op.op = KD_FONT_OP_SET;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 912
op.flags = KD_FONT_FLAG_OLD | KD_FONT_FLAG_DONT_RECALC; /*
Compatibility */
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 913
op.width = 8;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 914
op.height = 0;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 915
op.charcount = 256;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 916
op.data = up;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 917
ret = con_font_op(vc_cons[fg_console].d, &op);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 918
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 919
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 920
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 921
case GIO_FONT: {
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 922
op.op = KD_FONT_OP_GET;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 923
op.flags = KD_FONT_FLAG_OLD;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 924
op.width = 8;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 925
op.height = 32;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 926
op.charcount = 256;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 927
op.data = up;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 928
ret = con_font_op(vc_cons[fg_console].d, &op);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 929
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 930
}
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 931
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 932
case PIO_CMAP:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 933
if (!perm)
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 934
ret = -EPERM;
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 935
else
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 936
ret = con_set_cmap(up);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 937
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 938
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 939
case GIO_CMAP:
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 940
ret = con_get_cmap(up);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 941
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 942
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 943
case PIO_FONTX:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 944
case GIO_FONTX:
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 945
ret = do_fontx_ioctl(cmd, up, perm, &op);
9cc3c22bf017f3 drivers/char/vt_ioctl.c Alan Cox 2008-04-30 946
break;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 947
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 948
case PIO_FONTRESET:
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 949
{
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 950
if (!perm)
4001d7b7fc2710 drivers/tty/vt/vt_ioctl.c Alan Cox 2012-03-02 951
return -EPERM;
^1da177e4c3f41 drivers/char/vt_ioctl.c Linus Torvalds 2005-04-16 952
:::::: The code at line 411 was first introduced by commit
:::::: 079c9534a96da9a85a2a2f9715851050fbfbf749 vt:tackle kbd_table
:::::: TO: Alan Cox <a...@linux.intel.com>
:::::: CC: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
