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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>
Wed, 20 May 2009 20:59:30 +0000 (16:59 -0400)
commit08f55a5f63632ca4316f6d5386a22d3c064f9bcd
tree8b6091b176e3ad0ca1f9f8e6300cdd632b59b5a9tree | snapshot
parent4536ed9fb121eef4c48df6bb7aa2a254e0367037commit | 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
unionfs2-2.6.28.y