Messages in this thread | | | Date | Thu, 22 Apr 2010 14:12:12 -0700 | From | Matt Helsley <> | Subject | Re: [PATCH 3/5] sched: Fix an RCU warning in print_task() |
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On Thu, Apr 22, 2010 at 12:20:04PM +0200, Peter Zijlstra wrote:
<snip>
> You can also pin a cgroup by holding whatever locks are held in the > ->attach method. But the RCU annotation doesn't know (nor reasonably can > know about that).
For my future reference, what's the right way to "fix" these situations with the RCU annotations? (I think your response re: Li's freezer patch was correct and illustrates the problem I'm referring to.)
Cheers, -Matt Helsley
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