diff options
Diffstat (limited to 'arch/powerpc/kernel/entry_32.S')
| -rw-r--r-- | arch/powerpc/kernel/entry_32.S | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index fc9dded9ac0..37b4396ca97 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -199,10 +199,9 @@ _GLOBAL(DoSyscall) #ifdef SHOW_SYSCALLS bl do_show_syscall #endif /* SHOW_SYSCALLS */ - rlwinm r10,r1,0,0,18 /* current_thread_info() */ - lwz r11,TI_LOCAL_FLAGS(r10) - rlwinm r11,r11,0,~_TIFL_FORCE_NOERROR - stw r11,TI_LOCAL_FLAGS(r10) + rlwinm r10,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */ + li r11,0 + stb r11,TI_SC_NOERR(r10) lwz r11,TI_FLAGS(r10) andi. r11,r11,_TIF_SYSCALL_T_OR_A bne- syscall_dotrace @@ -225,10 +224,10 @@ ret_from_syscall: mr r6,r3 li r11,-_LAST_ERRNO cmplw 0,r3,r11 - rlwinm r12,r1,0,0,18 /* current_thread_info() */ + rlwinm r12,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */ blt+ 30f - lwz r11,TI_LOCAL_FLAGS(r12) - andi. r11,r11,_TIFL_FORCE_NOERROR + lbz r11,TI_SC_NOERR(r12) + cmpwi r11,0 bne 30f neg r3,r3 lwz r10,_CCR(r1) /* Set SO bit in CR */ @@ -315,7 +314,7 @@ syscall_exit_work: LOAD_MSR_KERNEL(r10,MSR_KERNEL) /* doesn't include MSR_EE */ SYNC MTMSRD(r10) /* disable interrupts again */ - rlwinm r12,r1,0,0,18 /* current_thread_info() */ + rlwinm r12,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */ lwz r9,TI_FLAGS(r12) 5: andi. r0,r9,_TIF_NEED_RESCHED @@ -630,7 +629,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_601) .globl sigreturn_exit sigreturn_exit: subi r1,r3,STACK_FRAME_OVERHEAD - rlwinm r12,r1,0,0,18 /* current_thread_info() */ + rlwinm r12,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */ lwz r9,TI_FLAGS(r12) andi. r0,r9,_TIF_SYSCALL_T_OR_A beq+ ret_from_except_full @@ -657,7 +656,7 @@ ret_from_except: user_exc_return: /* r10 contains MSR_KERNEL here */ /* Check current_thread_info()->flags */ - rlwinm r9,r1,0,0,18 + rlwinm r9,r1,0,0,(31-THREAD_SHIFT) lwz r9,TI_FLAGS(r9) andi. r0,r9,(_TIF_SIGPENDING|_TIF_NEED_RESCHED) bne do_work @@ -677,7 +676,7 @@ restore_user: /* N.B. the only way to get here is from the beq following ret_from_except. */ resume_kernel: /* check current_thread_info->preempt_count */ - rlwinm r9,r1,0,0,18 + rlwinm r9,r1,0,0,(31-THREAD_SHIFT) lwz r0,TI_PREEMPT(r9) cmpwi 0,r0,0 /* if non-zero, just restore regs and return */ bne restore @@ -687,7 +686,7 @@ resume_kernel: andi. r0,r3,MSR_EE /* interrupts off? */ beq restore /* don't schedule if so */ 1: bl preempt_schedule_irq - rlwinm r9,r1,0,0,18 + rlwinm r9,r1,0,0,(31-THREAD_SHIFT) lwz r3,TI_FLAGS(r9) andi. r0,r3,_TIF_NEED_RESCHED bne- 1b @@ -889,7 +888,7 @@ recheck: LOAD_MSR_KERNEL(r10,MSR_KERNEL) SYNC MTMSRD(r10) /* disable interrupts */ - rlwinm r9,r1,0,0,18 + rlwinm r9,r1,0,0,(31-THREAD_SHIFT) lwz r9,TI_FLAGS(r9) andi. r0,r9,_TIF_NEED_RESCHED bne- do_resched |