Re: [PATCH] cls_cgroup: read classid atomically in classifier

[David Miller]

From: Paul Menage <menage@xxxxxxxxxx>
Date: Tue, 26 May 2009 12:59:11 -0700

> cls_cgroup: read classid atomically in classifier
> 
> Avoid reading the unsynchronized value cs->classid multiple times,
> since it could change concurrently from non-zero to zero; this would
> result in the classifier returning a positive result with a bogus
> (zero) classid.
> 
> Signed-off-by: Paul Menage <menage@xxxxxxxxxx>
> Reviewed-by: Li Zefan <lizf@xxxxxxxxxxxxxx>

Patch applied, thanks!
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