lkml.org 
[lkml]   [2005]   [Nov]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] Allow lockless traversal of notifier lists
On Mon, Nov 28, 2005 at 05:05:47PM +0100, Andi Kleen wrote:
> *
> * Returns zero on success, or %-ENOENT on failure.
> */
> @@ -175,6 +181,7 @@
>

There should be an smp_read_barrier_depends() here for the first
dereferencing of the notifier block head, I think.

> while(nb)
> {
> + smp_read_barrier_depends();
> ret=nb->notifier_call(nb,val,v);
> if(ret&NOTIFY_STOP_MASK)
> {

Thanks
Dipankar
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-11-28 17:18    [W:0.041 / U:3.272 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site