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arch/tile: finish const-ifying sys_execve()

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The sys_execve() implementation was properly const-ified but not
the declaration, the syscall wrappers, or the compat version.
This change completes the constification process.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
This commit is contained in:
Chris Metcalf 2010-09-15 11:16:05 -04:00
parent 49553c2ef8
commit e6e6c46d75
3 changed files with 19 additions and 12 deletions
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5
arch/tile/include/asm/compat.h
View file

@ -214,8 +214,9 @@ extern int compat_setup_rt_frame(int sig, struct k_sigaction *ka,
struct compat_sigaction; struct compat_sigaction;
struct compat_siginfo; struct compat_siginfo;
struct compat_sigaltstack; struct compat_sigaltstack;
long compat_sys_execve(char __user *path, compat_uptr_t __user *argv, long compat_sys_execve(const char __user *path,
compat_uptr_t __user *envp); const compat_uptr_t __user *argv,
const compat_uptr_t __user *envp);
long compat_sys_rt_sigaction(int sig, struct compat_sigaction __user *act, long compat_sys_rt_sigaction(int sig, struct compat_sigaction __user *act,
struct compat_sigaction __user *oact, struct compat_sigaction __user *oact,
size_t sigsetsize); size_t sigsetsize);

21
arch/tile/include/asm/syscalls.h
View file

@ -62,10 +62,12 @@ long sys_fork(void);
long _sys_fork(struct pt_regs *regs); long _sys_fork(struct pt_regs *regs);
long sys_vfork(void); long sys_vfork(void);
long _sys_vfork(struct pt_regs *regs); long _sys_vfork(struct pt_regs *regs);
long sys_execve(char __user *filename, char __user * __user *argv, long sys_execve(const char __user *filename,
char __user * __user *envp); const char __user *const __user *argv,
long _sys_execve(char __user *filename, char __user * __user *argv, const char __user *const __user *envp);
char __user * __user *envp, struct pt_regs *regs); long _sys_execve(const char __user *filename,
const char __user *const __user *argv,
const char __user *const __user *envp, struct pt_regs *regs);
/* kernel/signal.c */ /* kernel/signal.c */
long sys_sigaltstack(const stack_t __user *, stack_t __user *); long sys_sigaltstack(const stack_t __user *, stack_t __user *);
@ -86,10 +88,13 @@ int _sys_cmpxchg_badaddr(unsigned long address, struct pt_regs *);
#endif #endif
#ifdef CONFIG_COMPAT #ifdef CONFIG_COMPAT
long compat_sys_execve(char __user *path, compat_uptr_t __user *argv, long compat_sys_execve(const char __user *path,
compat_uptr_t __user *envp); const compat_uptr_t __user *argv,
long _compat_sys_execve(char __user *path, compat_uptr_t __user *argv, const compat_uptr_t __user *envp);
compat_uptr_t __user *envp, struct pt_regs *regs); long _compat_sys_execve(const char __user *path,
const compat_uptr_t __user *argv,
const compat_uptr_t __user *envp,
struct pt_regs *regs);
long compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr, long compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr,
struct compat_sigaltstack __user *uoss_ptr); struct compat_sigaltstack __user *uoss_ptr);
long _compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr, long _compat_sys_sigaltstack(const struct compat_sigaltstack __user *uss_ptr,

5
arch/tile/kernel/process.c
View file

@ -561,8 +561,9 @@ out:
} }
#ifdef CONFIG_COMPAT #ifdef CONFIG_COMPAT
long _compat_sys_execve(char __user *path, compat_uptr_t __user *argv, long _compat_sys_execve(const char __user *path,
compat_uptr_t __user *envp, struct pt_regs *regs) const compat_uptr_t __user *argv,
const compat_uptr_t __user *envp, struct pt_regs *regs)
{ {
long error; long error;
char *filename; char *filename;