tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git staging-testing head: 36c3c6ecedac0e96207e9454d77231b5b1857a3f commit: 36c3c6ecedac0e96207e9454d77231b5b1857a3f [1122/1122] staging: add bcm2708 vchiq driver config: arm-allmodconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 36c3c6ecedac0e96207e9454d77231b5b1857a3f # save the attached .config to linux build tree make.cross ARCH=arm
All warnings (new ones prefixed by >>):
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c:35:0:
>> drivers/staging/vc04_services/interface/vchiq_arm/vchiq_killable.h:67:0:
>> warning: "mutex_lock_interruptible" redefined
#define mutex_lock_interruptible mutex_lock_interruptible_killable
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h:37:0,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c:34:
include/linux/mutex.h:147:0: note: this is the location of the previous
definition
#define mutex_lock_interruptible(lock)
mutex_lock_interruptible_nested(lock, 0)
--
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:56:0:
>> drivers/staging/vc04_services/interface/vchiq_arm/vchiq_killable.h:67:0:
>> warning: "mutex_lock_interruptible" redefined
#define mutex_lock_interruptible mutex_lock_interruptible_killable
In file included from include/linux/notifier.h:13:0,
from include/linux/memory_hotplug.h:6,
from include/linux/mmzone.h:777,
from include/linux/gfp.h:5,
from include/linux/kmod.h:22,
from include/linux/module.h:13,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:36:
include/linux/mutex.h:147:0: note: this is the location of the previous
definition
#define mutex_lock_interruptible(lock)
mutex_lock_interruptible_nested(lock, 0)
In file included from ./arch/arm/include/generated/asm/current.h:1:0,
from include/linux/wait.h:9,
from include/linux/mmzone.h:9,
from include/linux/gfp.h:5,
from include/linux/kmod.h:22,
from include/linux/module.h:13,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:36:
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c: In function
'dump_phys_mem':
include/asm-generic/current.h:6:23: warning: passing argument 1 of
'get_user_pages' makes integer from pointer without a cast [-Wint-conversion]
#define get_current() (current_thread_info()->task)
^
include/asm-generic/current.h:7:17: note: in expansion of macro 'get_current'
#define current get_current()
^~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1476:22: note:
in expansion of macro 'current'
rc = get_user_pages(current, /* task */
^~~~~~~
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:42:0:
include/linux/mm.h:1293:6: note: expected 'long unsigned int' but argument
is of type 'struct task_struct *'
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
In file included from ./arch/arm/include/generated/asm/current.h:1:0,
from include/linux/wait.h:9,
from include/linux/mmzone.h:9,
from include/linux/gfp.h:5,
from include/linux/kmod.h:22,
from include/linux/module.h:13,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:36:
include/asm-generic/current.h:6:23: warning: passing argument 2 of
'get_user_pages' makes integer from pointer without a cast [-Wint-conversion]
#define get_current() (current_thread_info()->task)
^
include/asm-generic/current.h:7:17: note: in expansion of macro 'get_current'
#define current get_current()
^~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1477:3: note:
in expansion of macro 'current'
current->mm, /* mm */
^~~~~~~
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:42:0:
include/linux/mm.h:1293:6: note: expected 'long unsigned int' but argument
is of type 'struct mm_struct *'
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1476:7: error:
too many arguments to function 'get_user_pages'
rc = get_user_pages(current, /* task */
^~~~~~~~~~~~~~
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:42:0:
include/linux/mm.h:1293:6: note: declared here
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:1516:3: error:
implicit declaration of function 'page_cache_release'
[-Werror=implicit-function-declaration]
page_cache_release(pages[page_idx]);
^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_kern_lib.c:42:0:
>> drivers/staging/vc04_services/interface/vchiq_arm/vchiq_killable.h:67:0:
>> warning: "mutex_lock_interruptible" redefined
#define mutex_lock_interruptible mutex_lock_interruptible_killable
In file included from include/linux/notifier.h:13:0,
from include/linux/memory_hotplug.h:6,
from include/linux/mmzone.h:777,
from include/linux/gfp.h:5,
from include/linux/kmod.h:22,
from include/linux/module.h:13,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_kern_lib.c:37:
include/linux/mutex.h:147:0: note: this is the location of the previous
definition
#define mutex_lock_interruptible(lock)
mutex_lock_interruptible_nested(lock, 0)
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_kern_lib.c:42:0:
>> drivers/staging/vc04_services/interface/vchiq_arm/vchiq_killable.h:67:0:
>> warning: "mutex_lock_interruptible" redefined
#define mutex_lock_interruptible mutex_lock_interruptible_killable
In file included from include/linux/notifier.h:13:0,
from include/linux/memory_hotplug.h:6,
from include/linux/mmzone.h:777,
from include/linux/gfp.h:5,
from include/linux/kmod.h:22,
from include/linux/module.h:13,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_kern_lib.c:37:
include/linux/mutex.h:147:0: note: this is the location of the previous
definition
#define mutex_lock_interruptible(lock)
mutex_lock_interruptible_nested(lock, 0)
--
In file included from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:61:0:
>> drivers/staging/vc04_services/interface/vchiq_arm/vchiq_killable.h:67:0:
>> warning: "mutex_lock_interruptible" redefined
#define mutex_lock_interruptible mutex_lock_interruptible_killable
In file included from include/linux/kref.h:21:0,
from include/linux/interrupt.h:15,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:37:
include/linux/mutex.h:147:0: note: this is the location of the previous
definition
#define mutex_lock_interruptible(lock)
mutex_lock_interruptible_nested(lock, 0)
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c: In
function 'vchiq_platform_init':
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:169:34:
error: 'RPI_FIRMWARE_VCHIQ_INIT' undeclared (first use in this function)
err = rpi_firmware_property(fw, RPI_FIRMWARE_VCHIQ_INIT,
^~~~~~~~~~~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:169:34:
note: each undeclared identifier is reported only once for each function it
appears in
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c: In
function 'create_pagelist':
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:423:33:
warning: passing argument 1 of 'get_user_pages' makes integer from pointer
without a cast [-Wint-conversion]
actual_pages = get_user_pages(task, task->mm,
^~~~
In file included from include/linux/pagemap.h:7:0,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:38:
include/linux/mm.h:1293:6: note: expected 'long unsigned int' but argument
is of type 'struct task_struct *'
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:423:39:
warning: passing argument 2 of 'get_user_pages' makes integer from pointer
without a cast [-Wint-conversion]
actual_pages = get_user_pages(task, task->mm,
^~~~
In file included from include/linux/pagemap.h:7:0,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:38:
include/linux/mm.h:1293:6: note: expected 'long unsigned int' but argument
is of type 'struct mm_struct *'
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:426:8:
warning: passing argument 5 of 'get_user_pages' makes pointer from integer
without a cast [-Wint-conversion]
(type == PAGELIST_READ) /*Write */ ,
^
In file included from include/linux/pagemap.h:7:0,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:38:
include/linux/mm.h:1293:6: note: expected 'struct page **' but argument is
of type 'int'
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:423:18:
error: too many arguments to function 'get_user_pages'
actual_pages = get_user_pages(task, task->mm,
^~~~~~~~~~~~~~
In file included from include/linux/pagemap.h:7:0,
from
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:38:
include/linux/mm.h:1293:6: note: declared here
long get_user_pages(unsigned long start, unsigned long nr_pages,
^~~~~~~~~~~~~~
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c:442:5:
error: implicit declaration of function 'page_cache_release'
[-Werror=implicit-function-declaration]
page_cache_release(pages[actual_pages]);
^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/mutex_lock_interruptible +67
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_killable.h
51 return ret;
52 }
53 #define down_interruptible down_interruptible_killable
54
55
56 static inline int __must_check mutex_lock_interruptible_killable(struct
mutex *lock)
57 {
58 /* Allow interception of killable signals only. We don't want
to be interrupted by harmless signals like SIGALRM */
59 int ret;
60 sigset_t blocked, oldset;
61 siginitsetinv(&blocked, SHUTDOWN_SIGS);
62 sigprocmask(SIG_SETMASK, &blocked, &oldset);
63 ret = mutex_lock_interruptible(lock);
64 sigprocmask(SIG_SETMASK, &oldset, NULL);
65 return ret;
66 }
> 67 #define mutex_lock_interruptible mutex_lock_interruptible_killable
68
69 #endif
---
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