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(parent: 7db25d3) | patch
ovl: verify directory index entries on mount
authorAmir Goldstein <amir73il@gmail.com>
Thu, 11 Jan 2018 09:33:24 +0000 (11:33 +0200)
committerMiklos Szeredi <mszeredi@redhat.com>
Wed, 24 Jan 2018 10:25:53 +0000 (11:25 +0100)
commite8f9e5b780b0406ab81add72f1a05583ae5d40ac
tree51a706509d92558937ff8056321079c34053ec89tree | snapshot
parent7db25d36d9253c58afd3db837dd53e66ae3b1ac9commit | diff
ovl: verify directory index entries on mount

Directory index entries should have 'upper' xattr pointing to the real
upper dir. Verifying that the upper dir file handle is not stale is
expensive, so only verify stale directory index entries on mount if
NFS export feature is enabled.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
fs/dcache.c diff | blob | blame | history
fs/overlayfs/namei.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)