Commit aa0d5326 authored by Thomas Gleixner's avatar Thomas Gleixner

ia64: Use preempt_schedule_irq

Use the proper core function instead of fiddling with PREEMPT_ACTIVE
and enable/disable interrupts in the low level code.
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: linux-ia64@vger.kernel.org
Link: http://lkml.kernel.org/r/20130917183628.857145384@linutronix.de
parent 650e4dc2
......@@ -1169,21 +1169,8 @@ skip_rbs_switch:
.work_pending:
tbit.z p6,p0=r31,TIF_NEED_RESCHED // is resched not needed?
(p6) br.cond.sptk.few .notify
#ifdef CONFIG_PREEMPT
(pKStk) dep r21=-1,r0,PREEMPT_ACTIVE_BIT,1
;;
(pKStk) st4 [r20]=r21
#endif
SSM_PSR_I(p0, p6, r2) // enable interrupts
br.call.spnt.many rp=schedule
br.call.spnt.many rp=preempt_schedule_irq
.ret9: cmp.eq p6,p0=r0,r0 // p6 <- 1 (re-check)
RSM_PSR_I(p0, r2, r20) // disable interrupts
;;
#ifdef CONFIG_PREEMPT
(pKStk) adds r20=TI_PRE_COUNT+IA64_TASK_SIZE,r13
;;
(pKStk) st4 [r20]=r0 // preempt_count() <- 0
#endif
(pLvSys)br.cond.sptk.few __paravirt_pending_syscall_end
br.cond.sptk.many .work_processed_kernel
......
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