ovl: check if upper fs supports RENAME_WHITEOUT

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As with other required upper fs features, we only warn if support is
missing to avoid breaking existing sub-optimal setups.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

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Amir Goldstein 2020-02-20 09:00:19 +02:00 • committed by Miklos Szeredi

parent bccece1ead

commit cad218ab33

3 changed files with 71 additions and 1 deletions

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2

fs/overlayfs/dir.c

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1

fs/overlayfs/overlayfs.h

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69

fs/overlayfs/super.c

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