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(parent: e13d315) | patch
erofs: consolidate z_erofs_extent_lookback()
authorGao Xiang <hsiangkao@linux.alibaba.com>
Fri, 17 Oct 2025 07:05:39 +0000 (15:05 +0800)
committerGao Xiang <hsiangkao@linux.alibaba.com>
Tue, 21 Oct 2025 23:54:31 +0000 (07:54 +0800)
commit2a13fc417f493e28bdd368785320dd4c2b3d732e
tree6d77845178c49a719e09ecf67e6235d2e62fb3eatree | snapshot
parente13d315ae077bb7c3c6027cc292401bc0f4ec683commit | diff
erofs: consolidate z_erofs_extent_lookback()

The initial m.delta[0] also needs to be checked against zero.

In addition, also drop the redundant logic that errors out for
lcn == 0 / m.delta[0] == 1 case.

Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
fs/erofs/zmap.c diff | blob | blame | history
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