From: Al Viro Date: Sat, 13 Oct 2012 06:35:21 +0000 (-0400) Subject: c6x: switch to saner kernel_execve() semantics X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5e7d7333914ed5a01d70d5859068faf03b6779f2;p=linux-beck.git c6x: switch to saner kernel_execve() semantics ACKed-by: Mark Salter Tested-by: Mark Salter Signed-off-by: Al Viro --- diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig index aee1b569ee6e..66eab3703c75 100644 --- a/arch/c6x/Kconfig +++ b/arch/c6x/Kconfig @@ -18,6 +18,7 @@ config C6X select OF_EARLY_FLATTREE select GENERIC_CLOCKEVENTS select GENERIC_KERNEL_THREAD + select GENERIC_KERNEL_EXECVE select MODULES_USE_ELF_RELA config MMU diff --git a/arch/c6x/include/uapi/asm/unistd.h b/arch/c6x/include/uapi/asm/unistd.h index 4ff747d12dad..625beafb9cd1 100644 --- a/arch/c6x/include/uapi/asm/unistd.h +++ b/arch/c6x/include/uapi/asm/unistd.h @@ -14,7 +14,6 @@ * more details. */ -#define __ARCH_WANT_KERNEL_EXECVE #define __ARCH_WANT_SYS_EXECVE /* Use the standard ABI for syscalls. */ diff --git a/arch/c6x/kernel/entry.S b/arch/c6x/kernel/entry.S index 5449c36018fe..75f6f36472cf 100644 --- a/arch/c6x/kernel/entry.S +++ b/arch/c6x/kernel/entry.S @@ -413,19 +413,9 @@ ENTRY(ret_from_kernel_thread) 0: B .S2 B10 /* call fn */ LDW .D2T1 *+SP(REGS_A1+8),A4 /* get arg */ - MVKL .S2 sys_exit,B11 - MVKH .S2 sys_exit,B11 - ADDKPC .S2 0f,B3,1 -0: - BNOP .S2 B11,5 /* jump to sys_exit */ + ADDKPC .S2 ret_from_fork_2,B3,3 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)