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| author | Paul Mundt <lethal@linux-sh.org> | 2011-11-24 17:34:03 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-11-24 17:34:03 +0900 |
| commit | 17f0056e6a2f3d1818801705f5e12b71217bf4ef (patch) | |
| tree | fe6fa1c0b92c43804a31b443ce4b5159d4d0ce13 /arch/s390/mm/fault.c | |
| parent | f87114e982cf3b657411e2df50e4e42ec1f162dd (diff) | |
| parent | be09d1dcf21eb3121bed3ee4dadacdea1805d7f8 (diff) | |
Merge branch 'rmobile-fixes-for-linus' into rmobile-latest
Diffstat (limited to 'arch/s390/mm/fault.c')
| -rw-r--r-- | arch/s390/mm/fault.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 1766def5bc3..a9a301866b3 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -587,8 +587,13 @@ static void pfault_interrupt(unsigned int ext_int_code, } else { /* Completion interrupt was faster than initial * interrupt. Set pfault_wait to -1 so the initial - * interrupt doesn't put the task to sleep. */ - tsk->thread.pfault_wait = -1; + * interrupt doesn't put the task to sleep. + * If the task is not running, ignore the completion + * interrupt since it must be a leftover of a PFAULT + * CANCEL operation which didn't remove all pending + * completion interrupts. */ + if (tsk->state == TASK_RUNNING) + tsk->thread.pfault_wait = -1; } put_task_struct(tsk); } else { |