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microblaze: switch to generic sys_execve() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-10-10 13:11:01 -04:00 committed by Michal Simek
parent 99c59f60fd
commit 5f6c4ab6ee
4 changed files with 1 additions and 26 deletions
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1
arch/microblaze/include/asm/unistd.h
View File

@ -422,6 +422,7 @@
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#define __ARCH_WANT_SYS_EXECVE
/*
* "Conditional" syscalls

4
arch/microblaze/kernel/entry-nommu.S
View File

@ -567,10 +567,6 @@ sys_clone:
brid microblaze_clone
addk r7, r1, r0
sys_execve:
brid microblaze_execve
addk r8, r1, r0
sys_rt_sigreturn_wrapper:
brid sys_rt_sigreturn
addk r5, r1, r0

4
arch/microblaze/kernel/entry.S
View File

@ -489,10 +489,6 @@ C_ENTRY(sys_clone):
brid do_fork /* Do real work (tail-call) */
add r8, r0, r0; /* Arg 3: (unused) */
C_ENTRY(sys_execve):
brid microblaze_execve; /* Do real work (tail-call).*/
addik r8, r1, 0; /* add user context as 4th arg */
C_ENTRY(sys_rt_sigreturn_wrapper):
brid sys_rt_sigreturn /* Do real work */
addik r5, r1, 0; /* add user context as 1st arg */

18
arch/microblaze/kernel/sys_microblaze.c
View File

@ -48,24 +48,6 @@ asmlinkage long microblaze_clone(int flags, unsigned long stack,
return do_fork(flags, stack, regs, 0, NULL, NULL);
}
asmlinkage long microblaze_execve(const char __user *filenamei,
const char __user *const __user *argv,
const char __user *const __user *envp,
struct pt_regs *regs)
{
int error;
struct filename *filename;
filename = getname(filenamei);
error = PTR_ERR(filename);
if (IS_ERR(filename))
goto out;
error = do_execve(filename->name, argv, envp, regs);
putname(filename);
out:
return error;
}
asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags,
unsigned long fd, off_t pgoff)