commit | 3825bdb7ed920845961f32f364454bee5f469abb | [log] [tgz] |
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author | Christoph Hellwig <hch@infradead.org> | Sun Oct 10 05:36:27 2010 -0400 |
committer | Al Viro <viro@zeniv.linux.org.uk> | Mon Oct 25 21:26:13 2010 -0400 |
tree | 935f4d42ff568efd595700889a1839a604aa8cec | |
parent | a4633357ac610cd2f8740e28a31fc148a7960421 [diff] |
fs: use RCU read side protection in d_validate d_validate does a purely read lookup in the dentry hash, so use RCU read side locking instead of dcache_lock. Split out from a larget patch by Nick Piggin <npiggin@suse.de>. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>