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Unionfs: update cache-coherency detection heuristics
authorErez Zadok <ezk@cs.sunysb.edu>
Tue, 13 Nov 2007 01:45:43 +0000 (20:45 -0500)
committerErez Zadok <ezk@cs.sunysb.edu>
Tue, 13 Nov 2007 01:45:43 +0000 (20:45 -0500)
commit30d832b4d3ca6047f0c798e1fc273d495f05d242
tree9858cccb07a0903c03783c9133742f74ae1fd774tree | snapshot
parent646407b064b558d80a58eef20b2752155bb331bccommit | 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
unionfs2-2.6.19.y