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(parent: 86b58d1) | patch
ceph: Avoid data inconsistency due to d-cache aliasing in readpage()
authorLi Wang <liwang@ubuntukylin.com>
Wed, 13 Nov 2013 07:22:14 +0000 (15:22 +0800)
committerSage Weil <sage@inktank.com>
Fri, 13 Dec 2013 17:11:38 +0000 (09:11 -0800)
commit56f91aad69444d650237295f68c195b74d888d95
treed7fa97e32f52862d91318f30bd4f3163aa8d7c61tree | snapshot
parent86b58d13134ef14f09f8c8f37797ccc37cf823a3commit | diff
ceph: Avoid data inconsistency due to d-cache aliasing in readpage()

If the length of data to be read in readpage() is exactly
PAGE_CACHE_SIZE, the original code does not flush d-cache
for data consistency after finishing reading. This patches fixes
this.

Signed-off-by: Li Wang <liwang@ubuntukylin.com>
Signed-off-by: Sage Weil <sage@inktank.com>
fs/ceph/addr.c diff | blob | history
Domain: SDK / Emulator;