From 5ab12d1ff83723f724d8631228f2b747aaec0a85 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Wed, 20 Mar 2019 14:56:39 +0100 Subject: [PATCH] btrfs: get fs_info from eb in btree_read_extent_buffer_pages We can read fs_info from extent buffer and can drop it from the parameters. Signed-off-by: David Sterba --- fs/btrfs/disk-io.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 64978fc36745..f7bfa73c2545 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -450,11 +450,11 @@ int btrfs_verify_level_key(struct btrfs_fs_info *fs_info, * @level: expected level, mandatory check * @first_key: expected key of first slot, skip check if NULL */ -static int btree_read_extent_buffer_pages(struct btrfs_fs_info *fs_info, - struct extent_buffer *eb, +static int btree_read_extent_buffer_pages(struct extent_buffer *eb, u64 parent_transid, int level, struct btrfs_key *first_key) { + struct btrfs_fs_info *fs_info = eb->fs_info; struct extent_io_tree *io_tree; int failed = 0; int ret; @@ -1097,7 +1097,7 @@ struct extent_buffer *read_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr, if (IS_ERR(buf)) return buf; - ret = btree_read_extent_buffer_pages(fs_info, buf, parent_transid, + ret = btree_read_extent_buffer_pages(buf, parent_transid, level, first_key); if (ret) { free_extent_buffer_stale(buf); @@ -4158,10 +4158,7 @@ void btrfs_btree_balance_dirty_nodelay(struct btrfs_fs_info *fs_info) int btrfs_read_buffer(struct extent_buffer *buf, u64 parent_transid, int level, struct btrfs_key *first_key) { - struct btrfs_root *root = BTRFS_I(buf->pages[0]->mapping->host)->root; - struct btrfs_fs_info *fs_info = root->fs_info; - - return btree_read_extent_buffer_pages(fs_info, buf, parent_transid, + return btree_read_extent_buffer_pages(buf, parent_transid, level, first_key); } -- GitLab