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authorAl Viro <viro@zeniv.linux.org.uk>2012-09-28 14:20:01 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-16 19:03:53 -0400
commitab3486813bbbd9e74efb4c130183f3994dada4bd (patch)
tree360d3fd62ca0b9d7940573091b5d700c4471b78a /arch/sparc/kernel/sys_sparc_32.c
parentc78e06430ea621ce59d20cb899a9a86bdcf4487b (diff)
sparc32: switch to generic kernel_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc/kernel/sys_sparc_32.c')
-rw-r--r--arch/sparc/kernel/sys_sparc_32.c24
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c
index 0c9b31b22e07..a8e6eb0a11d5 100644
--- a/arch/sparc/kernel/sys_sparc_32.c
+++ b/arch/sparc/kernel/sys_sparc_32.c
@@ -258,27 +258,3 @@ out:
up_read(&uts_sem);
return err;
}
-
-/*
- * 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 0x10\n\t"
- "bcc 1f\n\t"
- "mov %%o0, %0\n\t"
- "sub %%g0, %%o0, %0\n\t"
- "1:\n\t"
- : "=r" (__res), "=&r" (__o0)
- : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__g1)
- : "cc");
- return __res;
-}