diff options
| -rw-r--r-- | fs/btrfs/extent_io.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index b23d27cfdf14..1deff394ead3 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3494,8 +3494,8 @@ static void end_bbio_meta_read(struct btrfs_bio *bbio) int read_extent_buffer_pages_nowait(struct extent_buffer *eb, int mirror_num, const struct btrfs_tree_parent_check *check) { + const int num_folios = num_extent_folios(eb); struct btrfs_bio *bbio; - bool ret; if (test_bit(EXTENT_BUFFER_UPTODATE, &eb->bflags)) return 0; @@ -3535,19 +3535,14 @@ int read_extent_buffer_pages_nowait(struct extent_buffer *eb, int mirror_num, bbio->inode = BTRFS_I(eb->fs_info->btree_inode); bbio->file_offset = eb->start; memcpy(&bbio->parent_check, check, sizeof(*check)); - if (btrfs_meta_is_subpage(eb->fs_info)) { - ret = bio_add_folio(&bbio->bio, eb->folios[0], eb->len, - eb->start - folio_pos(eb->folios[0])); - ASSERT(ret); - } else { - int num_folios = num_extent_folios(eb); - - for (int i = 0; i < num_folios; i++) { - struct folio *folio = eb->folios[i]; + for (int i = 0; i < num_folios; i++) { + struct folio *folio = eb->folios[i]; + u64 range_start = max_t(u64, eb->start, folio_pos(folio)); + u32 range_len = min_t(u64, folio_pos(folio) + folio_size(folio), + eb->start + eb->len) - range_start; - ret = bio_add_folio(&bbio->bio, folio, eb->folio_size, 0); - ASSERT(ret); - } + bio_add_folio_nofail(&bbio->bio, folio, range_len, + offset_in_folio(folio, range_start)); } btrfs_submit_bbio(bbio, mirror_num); return 0; |