diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-13 23:36:40 +0200 |
|---|---|---|
| committer | Guan Xuetao <gxt@mprc.pku.edu.cn> | 2012-11-09 10:30:10 +0100 |
| commit | 60541d778e536455970281de25b2476e01c03aef (patch) | |
| tree | a733b1d7e61015d52066a0fd2ea5e2e999948d60 /arch/unicore32 | |
| parent | unicore32: switch to generic kernel_thread()/kernel_execve() (diff) | |
| download | linux-60541d778e536455970281de25b2476e01c03aef.tar.xz linux-60541d778e536455970281de25b2476e01c03aef.zip | |
unicore32: switch to generic sys_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-and-Tested-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Diffstat (limited to 'arch/unicore32')
| -rw-r--r-- | arch/unicore32/include/uapi/asm/unistd.h | 1 | ||||
| -rw-r--r-- | arch/unicore32/kernel/entry.S | 5 | ||||
| -rw-r--r-- | arch/unicore32/kernel/sys.c | 21 |
3 files changed, 1 insertions, 26 deletions
diff --git a/arch/unicore32/include/uapi/asm/unistd.h b/arch/unicore32/include/uapi/asm/unistd.h index 2abcf61c615d..d18a3be89b38 100644 --- a/arch/unicore32/include/uapi/asm/unistd.h +++ b/arch/unicore32/include/uapi/asm/unistd.h @@ -12,3 +12,4 @@ /* Use the standard ABI for syscalls. */ #include <asm-generic/unistd.h> +#define __ARCH_WANT_SYS_EXECVE diff --git a/arch/unicore32/kernel/entry.S b/arch/unicore32/kernel/entry.S index 32648c99483a..7049350c790f 100644 --- a/arch/unicore32/kernel/entry.S +++ b/arch/unicore32/kernel/entry.S @@ -668,11 +668,6 @@ __cr_alignment: #endif .ltorg -ENTRY(sys_execve) - add r3, sp, #S_OFF - b __sys_execve -ENDPROC(sys_execve) - ENTRY(sys_clone) add ip, sp, #S_OFF stw ip, [sp+], #4 diff --git a/arch/unicore32/kernel/sys.c b/arch/unicore32/kernel/sys.c index 8b6e4cc57393..9680134b31f0 100644 --- a/arch/unicore32/kernel/sys.c +++ b/arch/unicore32/kernel/sys.c @@ -42,27 +42,6 @@ asmlinkage long __sys_clone(unsigned long clone_flags, unsigned long newsp, parent_tid, child_tid); } -/* sys_execve() executes a new program. - * This is called indirectly via a small wrapper - */ -asmlinkage long __sys_execve(const char __user *filename, - const char __user *const __user *argv, - const char __user *const __user *envp, - struct pt_regs *regs) -{ - int error; - struct filename *fn; - - fn = getname(filename); - error = PTR_ERR(fn); - if (IS_ERR(fn)) - goto out; - error = do_execve(fn->name, argv, envp, regs); - putname(fn); -out: - return error; -} - /* Note: used by the compat code even in 64-bit Linux. */ SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, unsigned long, prot, unsigned long, flags, |