ovl: factor out ovl_check_origin_fh()

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Re-factor ovl_check_origin() and ovl_get_origin(), so origin fh xattr is
read from upper inode only once during lookup with multiple lower layers
and only once when verifying index entry origin.

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

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Amir Goldstein 2017-10-24 15:12:15 +03:00 • committed by Miklos Szeredi

parent d583ed7d13

commit 2e1a532883

1 changed files with 92 additions and 50 deletions

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fs/overlayfs/namei.c

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