ovl: refactor layer parsing helpers

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[ Upstream commit 819829f031 ]

In preparation for new mount options to add lowerdirs one by one,
generalize ovl_parse_param_upperdir() into helper ovl_parse_layer()
that will be used for parsing a single lower layers.

Suggested-by: Miklos Szeredi <miklos@szeredi.hu>
Link: https://lore.kernel.org/r/CAJfpegt7VC94KkRtb1dfHG8+4OzwPBLYqhtc8=QFUxpFJE+=RQ@mail.gmail.com/
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Stable-dep-of: 2824083db7 ("ovl: Always reject mounting over case-insensitive directories")
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Amir Goldstein 2023-10-29 14:00:39 +02:00 • committed by Sasha Levin

parent 26532aeb3c

commit 0d8097526b

1 changed files with 67 additions and 54 deletions

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fs/overlayfs/params.c

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