`pageofs_in` should be the compressed data offset of the page rather than of the block.
Signed-off-by: Gao Xiang <[email protected]> --- fs/erofs/zdata.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c index a2c3e87d2f81..8264936b8612 100644 --- a/fs/erofs/zdata.c +++ b/fs/erofs/zdata.c @@ -812,7 +812,6 @@ static int z_erofs_register_pcluster(struct z_erofs_decompress_frontend *fe) if (ztailpacking) { pcl->obj.index = 0; /* which indicates ztailpacking */ - pcl->pageofs_in = erofs_blkoff(fe->inode->i_sb, map->m_pa); } else { pcl->obj.index = erofs_blknr(sb, map->m_pa); @@ -889,6 +888,7 @@ static int z_erofs_pcluster_begin(struct z_erofs_decompress_frontend *fe) } get_page(map->buf.page); WRITE_ONCE(fe->pcl->compressed_bvecs[0].page, map->buf.page); + fe->pcl->pageofs_in = map->m_pa & ~PAGE_MASK; fe->mode = Z_EROFS_PCLUSTER_FOLLOWED_NOINPLACE; } /* file-backed inplace I/O pages are traversed in reverse order */ -- 2.39.3
