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-rw-r--r--arch/arm/kernel/sys_arm.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c
index 3ba62e3cd1a2..c8e729efc187 100644
--- a/arch/arm/kernel/sys_arm.c
+++ b/arch/arm/kernel/sys_arm.c
@@ -79,48 +79,6 @@ out:
return error;
}
-int kernel_execve(const char *filename,
- const char *const argv[],
- const char *const envp[])
-{
- struct pt_regs regs;
- int ret;
-
- memset(&regs, 0, sizeof(struct pt_regs));
- ret = do_execve(filename,
- (const char __user *const __user *)argv,
- (const char __user *const __user *)envp, &regs);
- if (ret < 0)
- goto out;
-
- /*
- * Save argc to the register structure for userspace.
- */
- regs.ARM_r0 = ret;
-
- /*
- * We were successful. We won't be returning to our caller, but
- * instead to user space by manipulating the kernel stack.
- */
- asm( "add r0, %0, %1\n\t"
- "mov r1, %2\n\t"
- "mov r2, %3\n\t"
- "bl memmove\n\t" /* copy regs to top of stack */
- "mov r8, #0\n\t" /* not a syscall */
- "mov r9, %0\n\t" /* thread structure */
- "mov sp, r0\n\t" /* reposition stack pointer */
- "b ret_to_user"
- :
- : "r" (current_thread_info()),
- "Ir" (THREAD_START_SP - sizeof(regs)),
- "r" (&regs),
- "Ir" (sizeof(regs))
- : "r0", "r1", "r2", "r3", "r8", "r9", "ip", "lr", "memory");
-
- out:
- return ret;
-}
-
/*
* Since loff_t is a 64 bit type we avoid a lot of ABI hassle
* with a different argument ordering.