From 39fcf44099dd64679c232c4a7bb81cf469e4e43c Mon Sep 17 00:00:00 2001 From: Mark Salter Date: Fri, 21 Sep 2012 12:26:38 -0400 Subject: [PATCH] c6x: switch to generic kernel_execve Signed-off-by: Mark Salter Signed-off-by: Al Viro --- arch/c6x/include/asm/unistd.h | 2 ++ arch/c6x/kernel/entry.S | 13 ++++++------- 2 files changed, 8 insertions(+), 7 deletions(-) diff --git a/arch/c6x/include/asm/unistd.h b/arch/c6x/include/asm/unistd.h index 6d54ea4..1ce3a6f 100644 --- a/arch/c6x/include/asm/unistd.h +++ b/arch/c6x/include/asm/unistd.h @@ -16,6 +16,8 @@ #if !defined(_ASM_C6X_UNISTD_H) || defined(__SYSCALL) #define _ASM_C6X_UNISTD_H +#define __ARCH_WANT_KERNEL_EXECVE + /* Use the standard ABI for syscalls. */ #include diff --git a/arch/c6x/kernel/entry.S b/arch/c6x/kernel/entry.S index 6e6bd9d..32e3683 100644 --- a/arch/c6x/kernel/entry.S +++ b/arch/c6x/kernel/entry.S @@ -420,6 +420,12 @@ ENTRY(ret_from_kernel_thread) BNOP .S2 B11,5 /* jump to sys_exit */ ENDPROC(ret_from_kernel_thread) +ENTRY(ret_from_kernel_execve) + GET_THREAD_INFO A12 + BNOP .S2 syscall_exit,4 + ADD .D2X A4,-8,SP +ENDPROC(ret_from_kernel_execve) + ;; ;; These are the interrupt handlers, responsible for calling __do_IRQ() ;; int6 is used for syscalls (see _system_call entry) @@ -613,13 +619,6 @@ ENTRY(sys_sigaltstack) NOP 4 ENDPROC(sys_sigaltstack) - ;; kernel_execve -ENTRY(kernel_execve) - MVK .S2 __NR_execve,B0 - SWE - BNOP .S2 B3,5 -ENDPROC(kernel_execve) - ;; ;; Special system calls ;; return address is in B3 -- 2.7.4