ovl: define ->get_acl() for overlay inodes

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Now we are planning to do DAC permission checks on overlay inode
itself. And to make it work, we will need to make sure we can get acls from
underlying inode. So define ->get_acl() for overlay inodes and this in turn
calls into underlying filesystem to get acls, if any.

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

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Vivek Goyal 2016-07-01 16:34:26 -04:00 • committed by Miklos Szeredi

parent 72e4848181

commit 39a25b2b37

4 changed files with 28 additions and 0 deletions

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1

fs/overlayfs/dir.c

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17

fs/overlayfs/inode.c

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2

fs/overlayfs/overlayfs.h

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8

fs/overlayfs/super.c

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