diff options
Diffstat (limited to 'arch/arm/kernel/entry-common.S')
| -rw-r--r-- | arch/arm/kernel/entry-common.S | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 978eac57e04..417bac1846b 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -86,14 +86,26 @@ ENDPROC(ret_to_user) */ ENTRY(ret_from_fork) bl schedule_tail + cmp r5, #0 + movne r0, r4 + movne lr, pc + movne pc, r5 get_thread_info tsk - mov why, #1 b ret_slow_syscall ENDPROC(ret_from_fork) .equ NR_syscalls,0 #define CALL(x) .equ NR_syscalls,NR_syscalls+1 #include "calls.S" + +/* + * Ensure that the system call table is equal to __NR_syscalls, + * which is the value the rest of the system sees + */ +.ifne NR_syscalls - __NR_syscalls +.error "__NR_syscalls is not equal to the size of the syscall table" +.endif + #undef CALL #define CALL(x) .long x @@ -508,11 +520,6 @@ sys_vfork_wrapper: b sys_vfork ENDPROC(sys_vfork_wrapper) -sys_execve_wrapper: - add r3, sp, #S_OFF - b sys_execve -ENDPROC(sys_execve_wrapper) - sys_clone_wrapper: add ip, sp, #S_OFF str ip, [sp, #4] |