[PATCH 02/30] btrfs: get fs_info from eb in repair_eb_io_failure

[David Sterba]

We can read fs_info from extent buffer and can drop it from the
parameters. As all callsites are updated, add the btrfs_ prefix as the
function is exported.

Signed-off-by: David Sterba <dste...@suse.com>
---
 fs/btrfs/disk-io.c   | 2 +-
 fs/btrfs/extent_io.c | 4 ++--
 fs/btrfs/extent_io.h | 3 +--
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 5d58dd48342f..db0ed25999fd 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -497,7 +497,7 @@ static int btree_read_extent_buffer_pages(struct 
btrfs_fs_info *fs_info,
        }
 
        if (failed && !ret && failed_mirror)
-               repair_eb_io_failure(fs_info, eb, failed_mirror);
+               btrfs_repair_eb_io_failure(eb, failed_mirror);
 
        return ret;
 }
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index af720b2c2aeb..a74278187fcd 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2088,9 +2088,9 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 
ino, u64 start,
        return 0;
 }
 
-int repair_eb_io_failure(struct btrfs_fs_info *fs_info,
-                        struct extent_buffer *eb, int mirror_num)
+int btrfs_repair_eb_io_failure(struct extent_buffer *eb, int mirror_num)
 {
+       struct btrfs_fs_info *fs_info = eb->fs_info;
        u64 start = eb->start;
        int i, num_pages = num_extent_pages(eb);
        int ret = 0;
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 586baed03780..c4ec104ac157 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -502,8 +502,7 @@ int clean_io_failure(struct btrfs_fs_info *fs_info,
                     struct extent_io_tree *io_tree, u64 start,
                     struct page *page, u64 ino, unsigned int pg_offset);
 void end_extent_writepage(struct page *page, int err, u64 start, u64 end);
-int repair_eb_io_failure(struct btrfs_fs_info *fs_info,
-                        struct extent_buffer *eb, int mirror_num);
+int btrfs_repair_eb_io_failure(struct extent_buffer *eb, int mirror_num);
 
 /*
  * When IO fails, either with EIO or csum verification fails, we
-- 
2.21.0