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Unionfs: update cache-coherency detection heuristics
authorErez Zadok <ezk@cs.sunysb.edu>
Sun, 11 Nov 2007 01:20:58 +0000 (20:20 -0500)
committerErez Zadok <ezk@cs.sunysb.edu>
Tue, 13 Jan 2009 01:43:25 +0000 (20:43 -0500)
commit0dfd05d9441bf4710ae755950f04dfc6af0cb56b
tree99186c86fccda663352fe4325b6719a508036542tree | snapshot
parent8034e0974412280d2594aa072bdbf0810badac00commit | diff
Unionfs: update cache-coherency detection heuristics

Use a small delay to reduce the number of times unionfs has to detect
changed mtime's/ctime's, and also reduce the potential for false positives.
See Documentation/filesystems/unionfs/concepts.txt for a detailed
discussion.

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>
Documentation/filesystems/unionfs/concepts.txt diff | blob | history
fs/unionfs/dentry.c diff | blob | history
fs/unionfs/union.h diff | blob | history
unionfs2-2.6.26.y