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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-09-27 01:28:00 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-15 01:26:53 +0200 |
| commit | 2f12af35a988082700373acdebe049dfebaf49b6 (patch) | |
| tree | 884f364fe18dd47a86bb725afd1cc54ab67ffb97 /arch/sparc/kernel/sys_sparc_64.c | |
| parent | sparc64: take fprs_write() and friends to start_thread() (diff) | |
| download | linux-2f12af35a988082700373acdebe049dfebaf49b6.tar.xz linux-2f12af35a988082700373acdebe049dfebaf49b6.zip | |
sparc64: switch to generic kernel_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc/kernel/sys_sparc_64.c')
| -rw-r--r-- | arch/sparc/kernel/sys_sparc_64.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 11c6c9603e71..adfe60ece05f 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -729,25 +729,3 @@ SYSCALL_DEFINE5(rt_sigaction, int, sig, const struct sigaction __user *, act, return ret; } - -/* - * Do a system call from kernel instead of calling sys_execve so we - * end up with proper pt_regs. - */ -int kernel_execve(const char *filename, - const char *const argv[], - const char *const envp[]) -{ - long __res; - register long __g1 __asm__ ("g1") = __NR_execve; - register long __o0 __asm__ ("o0") = (long)(filename); - register long __o1 __asm__ ("o1") = (long)(argv); - register long __o2 __asm__ ("o2") = (long)(envp); - asm volatile ("t 0x6d\n\t" - "sub %%g0, %%o0, %0\n\t" - "movcc %%xcc, %%o0, %0\n\t" - : "=r" (__res), "=&r" (__o0) - : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__g1) - : "cc"); - return __res; -} |