| To: | Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: xfs_nondir_ilock_class lockdep warning |
| From: | Dave Chinner <david@xxxxxxxxxxxxx> |
| Date: | Thu, 11 Feb 2016 08:44:52 +1100 |
| Cc: | xfs@xxxxxxxxxxx |
| Delivered-to: | xfs@xxxxxxxxxxx |
| In-reply-to: | <201602101953.HEB13075.HFLOOFQVStOJFM@xxxxxxxxxxxxxxxxxxx> |
| References: | <201602101953.HEB13075.HFLOOFQVStOJFM@xxxxxxxxxxxxxxxxxxx> |
| User-agent: | Mutt/1.5.21 (2010-09-15) |
On Wed, Feb 10, 2016 at 07:53:21PM +0900, Tetsuo Handa wrote: > Hello. > > I'm getting xfs_nondir_ilock_class lockdep warning. > I reported this because google hits little. > Please reply if this is not a known false positive. False positive. The XFS inode memory reclaim code will never try to reclaim (and hence lock) an inode with an active reference. Hence no deadlock is possible. -Dave. -- Dave Chinner david@xxxxxxxxxxxxx |
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