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| author | liubo <liubo2009@cn.fujitsu.com> | 2012-09-07 20:01:26 -0600 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2012-10-01 15:19:17 -0400 |
| commit | 0647d6bd16c03c928a22d1b90c4c8684c5908f08 (patch) | |
| tree | 8832783f58d853934a89b00682324dd30c8793b0 | |
| parent | 8407aa464331556e4f6784f974030b83fc7585ed (diff) | |
| download | blackbird-op-linux-0647d6bd16c03c928a22d1b90c4c8684c5908f08.tar.gz blackbird-op-linux-0647d6bd16c03c928a22d1b90c4c8684c5908f08.zip | |
Btrfs: cleanup for unused ref cache stuff
As ref cache has been removed from btrfs, there is no user on
its lock and its check.
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
| -rw-r--r-- | fs/btrfs/ctree.h | 3 | ||||
| -rw-r--r-- | fs/btrfs/disk-io.c | 5 |
2 files changed, 0 insertions, 8 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 6923b9e4f90d..305002b7bf3a 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1376,9 +1376,6 @@ struct btrfs_fs_info { struct rb_root defrag_inodes; atomic_t defrag_running; - spinlock_t ref_cache_lock; - u64 total_ref_cache_size; - /* * these three are in extended format (availability of single * chunks is denoted by BTRFS_AVAIL_ALLOC_BIT_SINGLE bit, other diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 34717ac2416a..8054f7ccf46a 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2000,7 +2000,6 @@ int open_ctree(struct super_block *sb, INIT_LIST_HEAD(&fs_info->caching_block_groups); spin_lock_init(&fs_info->delalloc_lock); spin_lock_init(&fs_info->trans_lock); - spin_lock_init(&fs_info->ref_cache_lock); spin_lock_init(&fs_info->fs_roots_radix_lock); spin_lock_init(&fs_info->delayed_iput_lock); spin_lock_init(&fs_info->defrag_inodes_lock); @@ -3214,10 +3213,6 @@ int close_ctree(struct btrfs_root *root) printk(KERN_INFO "btrfs: at unmount delalloc count %llu\n", (unsigned long long)fs_info->delalloc_bytes); } - if (fs_info->total_ref_cache_size) { - printk(KERN_INFO "btrfs: at umount reference cache size %llu\n", - (unsigned long long)fs_info->total_ref_cache_size); - } free_extent_buffer(fs_info->extent_root->node); free_extent_buffer(fs_info->extent_root->commit_root); |
