diff options
Diffstat (limited to 'arch/microblaze/kernel/entry-nommu.S')
| -rw-r--r-- | arch/microblaze/kernel/entry-nommu.S | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/microblaze/kernel/entry-nommu.S b/arch/microblaze/kernel/entry-nommu.S index 96f97f845495..7e394fc2c439 100644 --- a/arch/microblaze/kernel/entry-nommu.S +++ b/arch/microblaze/kernel/entry-nommu.S @@ -124,6 +124,7 @@ ret_from_intr: lwi r11, r1, PT_MODE bneid r11, no_intr_resched +3: lwi r6, r31, TS_THREAD_INFO /* get thread info */ lwi r19, r6, TI_FLAGS /* get flags in thread info */ /* do an extra work if any bits are set */ @@ -132,11 +133,13 @@ ret_from_intr: beqi r11, 1f bralid r15, schedule nop + bri 3b 1: andi r11, r19, _TIF_SIGPENDING | _TIF_NOTIFY_RESUME beqid r11, no_intr_resched addk r5, r1, r0 bralid r15, do_notify_resume addk r6, r0, r0 + bri 3b no_intr_resched: /* Disable interrupts, we are now committed to the state restore */ @@ -486,18 +489,24 @@ ENTRY(ret_from_kernel_thread) work_pending: lwi r11, r1, PT_MODE bneid r11, 2f +3: enable_irq - andi r11, r19, _TIF_NEED_RESCHED beqi r11, 1f bralid r15, schedule nop + bri 4f 1: andi r11, r19, _TIF_SIGPENDING | _TIF_NOTIFY_RESUME beqi r11, no_work_pending addk r5, r30, r0 bralid r15, do_notify_resume addik r6, r0, 1 - bri no_work_pending + addk r30, r0, r0 /* no restarts from now on */ +4: + disable_irq + lwi r6, r31, TS_THREAD_INFO /* get thread info */ + lwi r19, r6, TI_FLAGS /* get flags in thread info */ + bri 3b ENTRY(ret_to_user) disable_irq |