Re: [PATCH] perf lock: Fix state machine to recognize lock sequence
From
Peter Zijlstra <>
Date
Wed, 21 Apr 2010 10:55:58 +0200
On Wed, 2010-04-21 at 03:26 +0200, Frederic Weisbecker wrote: > The max lockdep depth may > change in the future, or become variable, so we can't relay on that. > Change, possible, variable unlikely, you need a memory allocation to extend it, and memory allocation takes locks, which is not a nice thing to do in the middle of lockdep.