Commit-ID: dd93938a92dc067aba70c401bdf2e50ed58083db Gitweb: http://git.kernel.org/tip/dd93938a92dc067aba70c401bdf2e50ed58083db Author: Kyle Huey <m...@kylehuey.com> AuthorDate: Mon, 20 Mar 2017 01:16:20 -0700 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Mon, 20 Mar 2017 16:10:32 +0100
x86/arch_prctl: Rename 'code' argument to 'option' The x86 specific arch_prctl() arbitrarily changed prctl's 'option' to 'code'. Before adding new options, rename it. Signed-off-by: Kyle Huey <kh...@kylehuey.com> Cc: Grzegorz Andrejczuk <grzegorz.andrejc...@intel.com> Cc: k...@vger.kernel.org Cc: Radim Krčmář <rkrc...@redhat.com> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Dave Hansen <dave.han...@linux.intel.com> Cc: Andi Kleen <a...@firstfloor.org> Cc: linux-kselft...@vger.kernel.org Cc: Nadav Amit <nadav.a...@gmail.com> Cc: Robert O'Callahan <rob...@ocallahan.org> Cc: Richard Weinberger <rich...@nod.at> Cc: "Rafael J. Wysocki" <rafael.j.wyso...@intel.com> Cc: Borislav Petkov <b...@suse.de> Cc: Andy Lutomirski <l...@kernel.org> Cc: Len Brown <len.br...@intel.com> Cc: Shuah Khan <sh...@kernel.org> Cc: user-mode-linux-de...@lists.sourceforge.net Cc: Jeff Dike <jd...@addtoit.com> Cc: Alexander Viro <v...@zeniv.linux.org.uk> Cc: user-mode-linux-u...@lists.sourceforge.net Cc: David Matlack <dmatl...@google.com> Cc: Boris Ostrovsky <boris.ostrov...@oracle.com> Cc: Dmitry Safonov <dsafo...@virtuozzo.com> Cc: linux-fsde...@vger.kernel.org Cc: Paolo Bonzini <pbonz...@redhat.com> Link: http://lkml.kernel.org/r/20170320081628.18952-3-kh...@kylehuey.com Signed-off-by: Thomas Gleixner <t...@linutronix.de> --- arch/um/include/shared/os.h | 4 ++-- arch/x86/include/asm/proto.h | 2 +- arch/x86/kernel/process_64.c | 8 ++++---- arch/x86/um/asm/ptrace.h | 2 +- arch/x86/um/os-Linux/prctl.c | 4 ++-- arch/x86/um/syscalls_64.c | 13 +++++++------ 6 files changed, 17 insertions(+), 16 deletions(-) diff --git a/arch/um/include/shared/os.h b/arch/um/include/shared/os.h index de5d572..32e41c4 100644 --- a/arch/um/include/shared/os.h +++ b/arch/um/include/shared/os.h @@ -302,8 +302,8 @@ extern int ignore_sigio_fd(int fd); extern void maybe_sigio_broken(int fd, int read); extern void sigio_broken(int fd, int read); -/* sys-x86_64/prctl.c */ -extern int os_arch_prctl(int pid, int code, unsigned long *addr); +/* prctl.c */ +extern int os_arch_prctl(int pid, int option, unsigned long *addr); /* tty.c */ extern int get_pty(void); diff --git a/arch/x86/include/asm/proto.h b/arch/x86/include/asm/proto.h index 9b9b30b..91675a9 100644 --- a/arch/x86/include/asm/proto.h +++ b/arch/x86/include/asm/proto.h @@ -30,6 +30,6 @@ void x86_report_nx(void); extern int reboot_force; -long do_arch_prctl(struct task_struct *task, int code, unsigned long addr); +long do_arch_prctl(struct task_struct *task, int option, unsigned long addr); #endif /* _ASM_X86_PROTO_H */ diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index d6b784a..4377cfe 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -547,13 +547,13 @@ static long prctl_map_vdso(const struct vdso_image *image, unsigned long addr) } #endif -long do_arch_prctl(struct task_struct *task, int code, unsigned long addr) +long do_arch_prctl(struct task_struct *task, int option, unsigned long addr) { int ret = 0; int doit = task == current; int cpu; - switch (code) { + switch (option) { case ARCH_SET_GS: if (addr >= TASK_SIZE_MAX) return -EPERM; @@ -621,9 +621,9 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr) return ret; } -long sys_arch_prctl(int code, unsigned long addr) +long sys_arch_prctl(int option, unsigned long addr) { - return do_arch_prctl(current, code, addr); + return do_arch_prctl(current, option, addr); } unsigned long KSTK_ESP(struct task_struct *task) diff --git a/arch/x86/um/asm/ptrace.h b/arch/x86/um/asm/ptrace.h index e59eef2..b291ca5 100644 --- a/arch/x86/um/asm/ptrace.h +++ b/arch/x86/um/asm/ptrace.h @@ -78,7 +78,7 @@ static inline int ptrace_set_thread_area(struct task_struct *child, int idx, return -ENOSYS; } -extern long arch_prctl(struct task_struct *task, int code, +extern long arch_prctl(struct task_struct *task, int option, unsigned long __user *addr); #endif diff --git a/arch/x86/um/os-Linux/prctl.c b/arch/x86/um/os-Linux/prctl.c index 96eb2bd..0a6e16a 100644 --- a/arch/x86/um/os-Linux/prctl.c +++ b/arch/x86/um/os-Linux/prctl.c @@ -6,7 +6,7 @@ #include <sys/ptrace.h> #include <asm/ptrace.h> -int os_arch_prctl(int pid, int code, unsigned long *addr) +int os_arch_prctl(int pid, int option, unsigned long *addr) { - return ptrace(PTRACE_ARCH_PRCTL, pid, (unsigned long) addr, code); + return ptrace(PTRACE_ARCH_PRCTL, pid, (unsigned long) addr, option); } diff --git a/arch/x86/um/syscalls_64.c b/arch/x86/um/syscalls_64.c index 10d9070..3c2dd87 100644 --- a/arch/x86/um/syscalls_64.c +++ b/arch/x86/um/syscalls_64.c @@ -11,7 +11,8 @@ #include <asm/prctl.h> /* XXX This should get the constants from libc */ #include <os.h> -long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr) +long arch_prctl(struct task_struct *task, int option + unsigned long __user *addr) { unsigned long *ptr = addr, tmp; long ret; @@ -30,7 +31,7 @@ long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr) * arch_prctl is run on the host, then the registers are read * back. */ - switch (code) { + switch (option) { case ARCH_SET_FS: case ARCH_SET_GS: ret = restore_registers(pid, ¤t->thread.regs.regs); @@ -50,11 +51,11 @@ long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr) ptr = &tmp; } - ret = os_arch_prctl(pid, code, ptr); + ret = os_arch_prctl(pid, option, ptr); if (ret) return ret; - switch (code) { + switch (option) { case ARCH_SET_FS: current->thread.arch.fs = (unsigned long) ptr; ret = save_registers(pid, ¤t->thread.regs.regs); @@ -73,9 +74,9 @@ long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr) return ret; } -long sys_arch_prctl(int code, unsigned long addr) +long sys_arch_prctl(int option, unsigned long addr) { - return arch_prctl(current, code, (unsigned long __user *) addr); + return arch_prctl(current, option, (unsigned long __user *) addr); } void arch_switch_to(struct task_struct *to)
