From: Dave Chinner <david@fromorbit.com>
To: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: xfs@oss.sgi.com
Subject: Re: xfs_nondir_ilock_class lockdep warning
Date: Thu, 11 Feb 2016 08:44:52 +1100 [thread overview]
Message-ID: <20160210214452.GO14668@dastard> (raw)
In-Reply-To: <201602101953.HEB13075.HFLOOFQVStOJFM@I-love.SAKURA.ne.jp>
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@fromorbit.com
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prev parent reply other threads:[~2016-02-10 21:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-10 10:53 xfs_nondir_ilock_class lockdep warning Tetsuo Handa
2016-02-10 21:44 ` Dave Chinner [this message]
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