Messages in this thread | | | Subject | Re: [PATCH] Immunize rcu_dereference() against crazy compiler writers | From | Josh Triplett <> | Date | Thu, 12 Jul 2007 09:08:20 -0700 |
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On Wed, 2007-07-11 at 18:00 -0700, Paul E. McKenney wrote: > Turns out that compiler writers are a bit more aggressive about optimizing > than one might expect. This patch prevents a number of such optimizations > from messing up rcu_deference(). This is not merely a theoretical > problem, as evidenced by the rmb() in mce_log(). > > Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Josh Triplett <josh@kernel.org>
- Josh Triplett
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