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| author | Qu Wenruo <wqu@suse.com> | 2020-09-15 13:35:27 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-10-07 12:13:22 +0200 |
| commit | 2c53a14dd30124de9468316933715deaf7443096 (patch) | |
| tree | e644a946cccd091692f9ca47715f6db2aea5b448 /fs/btrfs | |
| parent | 6b613cc97f0ace77f92f7bc112b8f6ad3f52baf8 (diff) | |
| download | linux-2c53a14dd30124de9468316933715deaf7443096.tar.bz2 | |
btrfs: use own btree inode io_tree owner id
Btree inode is special compared to all other inode extent io_trees,
although it has a btrfs inode, it doesn't have the track_uptodate bit at
all.
This means a lot of things like extent locking doesn't even need to be
applied to btree io tree.
Since it's so special, adds a new owner value for it to make debuging a
little easier.
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/disk-io.c | 2 | ||||
| -rw-r--r-- | fs/btrfs/extent-io-tree.h | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 53b588a7e150..ebc110231f30 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2062,7 +2062,7 @@ static void btrfs_init_btree_inode(struct btrfs_fs_info *fs_info) RB_CLEAR_NODE(&BTRFS_I(inode)->rb_node); extent_io_tree_init(fs_info, &BTRFS_I(inode)->io_tree, - IO_TREE_INODE_IO, inode); + IO_TREE_BTREE_INODE_IO, inode); BTRFS_I(inode)->io_tree.track_uptodate = false; extent_map_tree_init(&BTRFS_I(inode)->extent_tree); diff --git a/fs/btrfs/extent-io-tree.h b/fs/btrfs/extent-io-tree.h index 250b8cbaaf97..53e7b5b5d6ad 100644 --- a/fs/btrfs/extent-io-tree.h +++ b/fs/btrfs/extent-io-tree.h @@ -40,6 +40,7 @@ struct io_failure_record; enum { IO_TREE_FS_PINNED_EXTENTS, IO_TREE_FS_EXCLUDED_EXTENTS, + IO_TREE_BTREE_INODE_IO, IO_TREE_INODE_IO, IO_TREE_INODE_IO_FAILURE, IO_TREE_RELOC_BLOCKS, |