On Wed, 17 Feb 1999, Andrea Arcangeli wrote:
> >> + start_bh_atomic();
> >> del_timer(&shaper->timer);
> >> + end_bh_atomic();
> shaper->timer running on the other CPU while you are deleting it. Yes, the
> timerlist is preserved from corruption, but you may remove the vmalloced
> module code while the shaper->timer is running.
then it's enough to do this:
+ del_timer(&shaper->timer);
+ synchronize_bh(); /* wait for module code to be unused */
your fix is confusing otherwise.
-- mingo
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