Messages in this thread |  | | Date | Thu, 10 Aug 2017 11:25:23 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v8 11/14] lockdep: Apply crossrelease to PG_locked locks |
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On Thu, Aug 10, 2017 at 10:35:02AM +0900, Byungchul Park wrote: > On Mon, Aug 07, 2017 at 04:12:58PM +0900, Byungchul Park wrote: > > Although lock_page() and its family can cause deadlock, the lock > > correctness validator could not be applied to them until now, becasue > > things like unlock_page() might be called in a different context from > > the acquisition context, which violates lockdep's assumption. > > > > Thanks to CONFIG_LOCKDEP_CROSSRELEASE, we can now apply the lockdep > > detector to page locks. Applied it. > > Is there any reason excluding applying it into PG_locked?
Wanted to start small..
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