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| author | Takashi Iwai <tiwai@suse.de> | 2013-12-16 15:53:52 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-12-16 15:53:52 +0100 |
| commit | d09476018bee39495d6ece7a2e069de29a9c0ed5 (patch) | |
| tree | 866fff4323f94681e6b423f269f0549df0a34066 /arch/arm64/kernel/entry.S | |
| parent | 337bb336b95bd7884fa3a194eafbdf52a0216b2e (diff) | |
| parent | afdcd431cebe3498db9aa963c780fdd5099917ec (diff) | |
| download | talos-op-linux-d09476018bee39495d6ece7a2e069de29a9c0ed5.tar.gz talos-op-linux-d09476018bee39495d6ece7a2e069de29a9c0ed5.zip | |
Merge branch 'for-linus' into for-next
Diffstat (limited to 'arch/arm64/kernel/entry.S')
| -rw-r--r-- | arch/arm64/kernel/entry.S | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index e1166145ca29..4d2c6f3f0c41 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -309,15 +309,12 @@ el1_irq: #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off #endif -#ifdef CONFIG_PREEMPT - get_thread_info tsk - ldr w24, [tsk, #TI_PREEMPT] // get preempt count - add w0, w24, #1 // increment it - str w0, [tsk, #TI_PREEMPT] -#endif + irq_handler + #ifdef CONFIG_PREEMPT - str w24, [tsk, #TI_PREEMPT] // restore preempt count + get_thread_info tsk + ldr w24, [tsk, #TI_PREEMPT] // restore preempt count cbnz w24, 1f // preempt count != 0 ldr x0, [tsk, #TI_FLAGS] // get flags tbz x0, #TIF_NEED_RESCHED, 1f // needs rescheduling? @@ -507,22 +504,10 @@ el0_irq_naked: #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off #endif - get_thread_info tsk -#ifdef CONFIG_PREEMPT - ldr w24, [tsk, #TI_PREEMPT] // get preempt count - add w23, w24, #1 // increment it - str w23, [tsk, #TI_PREEMPT] -#endif + irq_handler -#ifdef CONFIG_PREEMPT - ldr w0, [tsk, #TI_PREEMPT] - str w24, [tsk, #TI_PREEMPT] - cmp w0, w23 - b.eq 1f - mov x1, #0 - str x1, [x1] // BUG -1: -#endif + get_thread_info tsk + #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_on #endif |
