xfs: add a separate lock class for the per-mount list of dquots

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We can have both a a quota hash chain and the per-mount list locked at
the same time.  But given that both use the same struct dqhash as list
head we have to tell lockdep that they are different lock classes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>

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Christoph Hellwig 2009-01-19 02:03:11 +01:00 • committed by Christoph Hellwig

parent 178eae342b

commit a4edd1da20

1 changed files with 9 additions and 0 deletions

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fs/xfs/quota/xfs_qm.c

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