[PATCH] Keep a shadow copy of HFA384X_INTEN_OFF
jkmaline at cc.hut.fi
Mon May 19 09:33:28 EDT 2003
On Mon, May 19, 2003 at 10:17:38AM +0300, Denis Vlasenko wrote:
> This patch against today's CVS keeps a shadow copy
> of last value written to HFA384X_INTEN register,
> replacing expensive INWs with main memory fetches.
> Compile tested.
Did you solve the race condition that I fixed by more or less the exact
reverse of this patch? local->event_mask used to be a shadow copy of
IntEn, but it had a race condition and would have needed heave locking
to fix it.. Removing the shadow copy was the easiest way of getting rid
of that issue.
Jouni Malinen PGP id EFC895FA
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