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author | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-26 20:07:25 -0800 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-26 20:07:25 -0800 |
commit | dd7c7c3f69291baa488b8a50db683d5fbf44166a (patch) | |
tree | 925bf294f30dffaa67a983c3859926ff53937e14 /arch/s390/mm/fault.c | |
parent | 161e773cbd0c3d1b5b8cc00602e1f72de61ed4f7 (diff) | |
parent | caca6a03d365883564885f2c1da3e88dcf65d139 (diff) |
Merge 3.2-rc3 into tty-next to handle merge conflict in tty_ldisc.c
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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 1766def5bc3f..a9a301866b3c 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 { |