btrfs: make end_extent_writepage return void

Does not return any errors, nor anything from the callgraph.  The branch
in end_bio_extent_writepage has been skipped since
5fd02043553b ("Btrfs: finish ordered extents in their own thread").

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index b7261ea08a87be5cade43a1842cce2c4e91a736b..0ea3e99501e4f0a8dacf0049932d66075979f3ee 100644 (file)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2515,7 +2515,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
 
 /* lots and lots of room for performance fixes in the end_bio funcs */
 
-int end_extent_writepage(struct page *page, int err, u64 start, u64 end)
+void end_extent_writepage(struct page *page, int err, u64 start, u64 end)
 {
        int uptodate = (err == 0);
        struct extent_io_tree *tree;
@@ -2536,7 +2536,6 @@ int end_extent_writepage(struct page *page, int err, u64 start, u64 end)
                ret = ret < 0 ? ret : -EIO;
                mapping_set_error(page->mapping, ret);
        }
-       return 0;
 }
 
 /*
@@ -2578,9 +2577,7 @@ static void end_bio_extent_writepage(struct bio *bio)
                start = page_offset(page);
                end = start + bvec->bv_offset + bvec->bv_len - 1;
 
-               if (end_extent_writepage(page, bio->bi_error, start, end))
-                       continue;
-
+               end_extent_writepage(page, bio->bi_error, start, end);
                end_page_writeback(page);
        }
 

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 2d57166e20d0e31128ff5c81d57b8fcc6dd0fe86..81f84f1f488b8116fd2fadaab39685b3c4d7251a 100644 (file)
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -357,7 +357,7 @@ int repair_io_failure(struct inode *inode, u64 start, u64 length, u64 logical,
                      int mirror_num);
 int clean_io_failure(struct inode *inode, u64 start, struct page *page,
                     unsigned int pg_offset);
-int end_extent_writepage(struct page *page, int err, u64 start, u64 end);
+void end_extent_writepage(struct page *page, int err, u64 start, u64 end);
 int repair_eb_io_failure(struct btrfs_root *root, struct extent_buffer *eb,
                         int mirror_num);