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authorAl Viro <viro@zeniv.linux.org.uk>2012-09-26 19:28:00 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-14 19:26:53 -0400
commit2f12af35a988082700373acdebe049dfebaf49b6 (patch)
tree884f364fe18dd47a86bb725afd1cc54ab67ffb97 /arch/sparc/kernel/sys_sparc_64.c
parent5230429ab1c20c348e17069230c24db8a6b53ca3 (diff)
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.c22
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 11c6c9603e7..adfe60ece05 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;
-}