diff --git a/fs/erofs/data.c b/fs/erofs/data.c index 61debd799cf9..fa51437e1d99 100644 --- a/fs/erofs/data.c +++ b/fs/erofs/data.c @@ -38,7 +38,7 @@ void *erofs_bread(struct erofs_buf *buf, erofs_off_t offset, } if (!folio || !folio_contains(folio, index)) { erofs_put_metabuf(buf); - folio = read_mapping_folio(buf->mapping, index, NULL); + folio = read_mapping_folio(buf->mapping, index, buf->file); if (IS_ERR(folio)) return folio; } @@ -61,9 +61,11 @@ void erofs_init_metabuf(struct erofs_buf *buf, struct super_block *sb) { struct erofs_sb_info *sbi = EROFS_SB(sb); - if (erofs_is_fileio_mode(sbi)) - buf->mapping = file_inode(sbi->fdev)->i_mapping; - else if (erofs_is_fscache_mode(sb)) + buf->file = NULL; + if (erofs_is_fileio_mode(sbi)) { + buf->file = sbi->fdev; /* some fs like FUSE needs it */ + buf->mapping = buf->file->f_mapping; + } else if (erofs_is_fscache_mode(sb)) buf->mapping = sbi->s_fscache->inode->i_mapping; else buf->mapping = sb->s_bdev->bd_mapping; diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h index 4efd578d7c62..9b03c8f323a7 100644 --- a/fs/erofs/internal.h +++ b/fs/erofs/internal.h @@ -221,6 +221,7 @@ enum erofs_kmap_type { struct erofs_buf { struct address_space *mapping; + struct file *file; struct page *page; void *base; enum erofs_kmap_type kmap_type;