diff options
Diffstat (limited to 'arch/c6x/kernel/entry.S')
| -rw-r--r-- | arch/c6x/kernel/entry.S | 29 |
1 files changed, 4 insertions, 25 deletions
diff --git a/arch/c6x/kernel/entry.S b/arch/c6x/kernel/entry.S index 5449c36018f..5239057de4c 100644 --- a/arch/c6x/kernel/entry.S +++ b/arch/c6x/kernel/entry.S @@ -277,6 +277,8 @@ work_rescheduled: [A1] BNOP .S1 work_resched,5 work_notifysig: + ;; enable interrupts for do_notify_resume() + UNMASK_INT B2 B .S2 do_notify_resume LDW .D2T1 *+SP(REGS__END+8),A6 ; syscall flag ADDKPC .S2 resume_userspace,B3,1 @@ -413,22 +415,11 @@ 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) + ;; These are the interrupt handlers, responsible for calling c6x_do_IRQ() ;; .macro SAVE_ALL_INT SAVE_ALL IRP,ITSR @@ -623,18 +614,6 @@ ENDPROC(sys_sigaltstack) ;; Special system calls ;; return address is in B3 ;; -ENTRY(sys_clone) - ADD .D1X SP,8,A4 -#ifdef CONFIG_C6X_BIG_KERNEL - || MVKL .S1 sys_c6x_clone,A0 - MVKH .S1 sys_c6x_clone,A0 - BNOP .S2X A0,5 -#else - || B .S2 sys_c6x_clone - NOP 5 -#endif -ENDPROC(sys_clone) - ENTRY(sys_rt_sigreturn) ADD .D1X SP,8,A4 #ifdef CONFIG_C6X_BIG_KERNEL |