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z_erofs_pcluster_begin(): don't bother with rounding position down

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... and be more idiomatic when calculating ->pageofs_in.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Link: https://lore.kernel.org/r/20240425200017.GF1031757@ZenIV
[ Gao Xiang: don't use `offset_in_page(mptr)` due to EROFS_NO_KMAP. ]
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
This commit is contained in:
Al Viro 2024-04-25 21:00:17 +01:00 committed by Gao Xiang
parent 4afe6b8d21
commit 5587a8172e
1 changed files with 1 additions and 1 deletions
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2
fs/erofs/zdata.c
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@ -868,7 +868,7 @@ static int z_erofs_pcluster_begin(struct z_erofs_decompress_frontend *fe)
} else {
void *mptr;
mptr = erofs_read_metabuf(&map->buf, sb, erofs_pos(sb, blknr), EROFS_NO_KMAP);
mptr = erofs_read_metabuf(&map->buf, sb, map->m_pa, EROFS_NO_KMAP);
if (IS_ERR(mptr)) {
ret = PTR_ERR(mptr);
erofs_err(sb, "failed to get inline data %d", ret);