On Thu, Apr 18, 2013 at 11:59:58AM -0500, Suthikulpanit, Suravee wrote:
> One last concern I have for this patch is the case when we re-enable
> the interrupt, then another interrupt happens while we processing
> the log and set the bit. If the interrupt thread doesn't check this
> right before the thread exits the handler. We could still end up
> leaving the interrupt disabled.
That can't happen, the patch checks whether the bit is really 0 and then
it processes the event/ppr-log entries. If any new entry is queued while
we process the logs another interrupt will be fired and the irq-thread
will run again. So we will not miss any log entry.
Joerg
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