]> git.baikalelectronics.ru Git - kernel.git/commitdiff
btrfs: remove no longer used counter when reading data page
authorFilipe Manana <fdmanana@suse.com>
Thu, 3 Feb 2022 15:36:44 +0000 (15:36 +0000)
committerDavid Sterba <dsterba@suse.com>
Mon, 14 Mar 2022 12:13:50 +0000 (13:13 +0100)
After commit 90747532f3485a ("btrfs: integrate page status update for
data read path into begin/end_page_read"), the 'nr' counter at
btrfs_do_readpage() is no longer used, we increment it but we never
read from it. So just remove it.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_io.c

index 8b6e9ca3170a953d3a3b375b92c8f5b3212cb05c..13155e57e8c239eec51559bb7564b4bdb619e638 100644 (file)
@@ -3563,7 +3563,6 @@ int btrfs_do_readpage(struct page *page, struct extent_map **em_cached,
        u64 cur_end;
        struct extent_map *em;
        int ret = 0;
-       int nr = 0;
        size_t pg_offset = 0;
        size_t iosize;
        size_t blocksize = inode->i_sb->s_blocksize;
@@ -3722,9 +3721,7 @@ int btrfs_do_readpage(struct page *page, struct extent_map **em_cached,
                                         end_bio_extent_readpage, 0,
                                         this_bio_flag,
                                         force_bio_submit);
-               if (!ret) {
-                       nr++;
-               } else {
+               if (ret) {
                        unlock_extent(tree, cur, cur + iosize - 1);
                        end_page_read(page, false, cur, iosize);
                        goto out;