Commit-ID: dd93938a92dc067aba70c401bdf2e50ed58083db
Gitweb: http://git.kernel.org/tip/dd93938a92dc067aba70c401bdf2e50ed58083db
Author: Kyle Huey <me@xxxxxxxxxxxx>
AuthorDate: Mon, 20 Mar 2017 01:16:20 -0700
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
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 <khuey@xxxxxxxxxxxx>
Cc: Grzegorz Andrejczuk <grzegorz.andrejczuk@xxxxxxxxx>
Cc: kvm@xxxxxxxxxxxxxxx
Cc: Radim Krčmář <rkrcmar@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: linux-kselftest@xxxxxxxxxxxxxxx
Cc: Nadav Amit <nadav.amit@xxxxxxxxx>
Cc: Robert O'Callahan <robert@xxxxxxxxxxxxx>
Cc: Richard Weinberger <richard@xxxxxx>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@xxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Len Brown <len.brown@xxxxxxxxx>
Cc: Shuah Khan <shuah@xxxxxxxxxx>
Cc: user-mode-linux-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: Jeff Dike <jdike@xxxxxxxxxxx>
Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: user-mode-linux-user@xxxxxxxxxxxxxxxxxxxxx
Cc: David Matlack <dmatlack@xxxxxxxxxx>
Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Cc: Dmitry Safonov <dsafonov@xxxxxxxxxxxxx>
Cc: linux-fsdevel@xxxxxxxxxxxxxxx
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20170320081628.18952-3-khuey@xxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
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)
--
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