ovl: decode pure upper file handles

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Decoding an upper file handle is done by decoding the upper dentry from
underlying upper fs, finding or allocating an overlay inode that is
hashed by the real upper inode and instantiating an overlay dentry with
that inode.

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

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Amir Goldstein 2018-01-19 01:03:23 +02:00 • committed by Miklos Szeredi

parent 8ed5eec9d6

commit 8556a4205b

3 changed files with 101 additions and 2 deletions

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97

fs/overlayfs/export.c

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4

fs/overlayfs/namei.c

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2

fs/overlayfs/overlayfs.h

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