diff options
author | David Sterba <dsterba@suse.com> | 2018-07-18 19:23:45 +0200 |
---|---|---|
committer | David Sterba <dsterba@suse.com> | 2018-08-06 13:12:55 +0200 |
commit | 05912a3c04ebca217507b4323b679c60eda4ac11 (patch) | |
tree | 280659829e3bf63ff6f7c412f4598c30dc218294 | |
parent | e288c080dddd1fdc3b7e0165cebd7af51a52d016 (diff) | |
download | linux-stable-05912a3c04ebca217507b4323b679c60eda4ac11.tar.gz linux-stable-05912a3c04ebca217507b4323b679c60eda4ac11.tar.bz2 linux-stable-05912a3c04ebca217507b4323b679c60eda4ac11.zip |
btrfs: drop extent_io_ops::tree_fs_info callback
All implementations of the callback are trivial and do the same and
there's only one user. Merge everything together.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
-rw-r--r-- | fs/btrfs/disk-io.c | 7 | ||||
-rw-r--r-- | fs/btrfs/extent_io.c | 14 | ||||
-rw-r--r-- | fs/btrfs/extent_io.h | 1 | ||||
-rw-r--r-- | fs/btrfs/inode.c | 7 |
4 files changed, 4 insertions, 25 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 03a7ed448f38..126460214512 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -4523,12 +4523,6 @@ static int btrfs_cleanup_transaction(struct btrfs_fs_info *fs_info) return 0; } -static struct btrfs_fs_info *btree_fs_info(void *private_data) -{ - struct inode *inode = private_data; - return btrfs_sb(inode->i_sb); -} - static const struct extent_io_ops btree_extent_io_ops = { /* mandatory callbacks */ .submit_bio_hook = btree_submit_bio_hook, @@ -4537,7 +4531,6 @@ static const struct extent_io_ops btree_extent_io_ops = { .merge_bio_hook = btrfs_merge_bio_hook, .readpage_io_failed_hook = btree_io_failed_hook, .set_range_writeback = btrfs_set_range_writeback, - .tree_fs_info = btree_fs_info, /* optional callbacks */ }; diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 3440053f3599..7a19437c6eda 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -140,14 +140,6 @@ static int add_extent_changeset(struct extent_state *state, unsigned bits, static void flush_write_bio(struct extent_page_data *epd); -static inline struct btrfs_fs_info * -tree_fs_info(struct extent_io_tree *tree) -{ - if (tree->ops) - return tree->ops->tree_fs_info(tree->private_data); - return NULL; -} - int __init extent_io_init(void) { extent_state_cache = kmem_cache_create("btrfs_extent_state", @@ -564,8 +556,10 @@ alloc_extent_state_atomic(struct extent_state *prealloc) static void extent_io_tree_panic(struct extent_io_tree *tree, int err) { - btrfs_panic(tree_fs_info(tree), err, - "Locking error: Extent tree was modified by another thread while locked."); + struct inode *inode = tree->private_data; + + btrfs_panic(btrfs_sb(inode->i_sb), err, + "locking error: extent tree was modified by another thread while locked"); } /* diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 4e6d34dd7caf..004517f3eb35 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -105,7 +105,6 @@ struct extent_io_ops { size_t size, struct bio *bio, unsigned long bio_flags); int (*readpage_io_failed_hook)(struct page *page, int failed_mirror); - struct btrfs_fs_info *(*tree_fs_info)(void *private_data); void (*set_range_writeback)(void *private_data, u64 start, u64 end); /* diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 6cb42e33fdc3..f279e380f36e 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -10473,12 +10473,6 @@ static int btrfs_readpage_io_failed_hook(struct page *page, int failed_mirror) return -EAGAIN; } -static struct btrfs_fs_info *iotree_fs_info(void *private_data) -{ - struct inode *inode = private_data; - return btrfs_sb(inode->i_sb); -} - static void btrfs_check_extent_io_range(void *private_data, const char *caller, u64 start, u64 end) { @@ -10553,7 +10547,6 @@ static const struct extent_io_ops btrfs_extent_io_ops = { .readpage_end_io_hook = btrfs_readpage_end_io_hook, .merge_bio_hook = btrfs_merge_bio_hook, .readpage_io_failed_hook = btrfs_readpage_io_failed_hook, - .tree_fs_info = iotree_fs_info, .set_range_writeback = btrfs_set_range_writeback, /* optional callbacks */ |