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SubjectRe: [PATCH ] workqueue: add args to workqueue lockdep name
On Fri, Feb 14, 2014 at 10:52:57AM +0800, Li Zhong wrote:
> Tommi noticed a 'funny' lock class name: "%s#5" from a lock acquired in
> process_one_work().
> Maybe #fmt plus #args could be used as the lock_name to give some more
> information for some fmt string like the above.
> __builtin_constant_p() check is removed (as there seems no good way to
> check all the variables in args list). However, by removing the check,
> it only adds two additional "s for those constants.
> Some lockdep name examples printed out after the change:
> lockdep name wq->name
> "events_long" events_long
> "%s"("khelper") khelper
> "xfs-data/%s"mp->m_fsname xfs-data/dm-3
> Signed-off-by: Li Zhong <>

Applied to wq/for-3.14-fixes.



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