diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-23 10:07:49 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-23 10:07:49 +0100 |
commit | b3e3b302cf6dc8d60b67f0e84d1fa5648889c038 (patch) | |
tree | 3f6150291664b4c62e328f6b1dcff79b54db612a /fs/btrfs/ctree.h | |
parent | a6bc3262c561780d2a6587aa3d5715b1e7d8fa13 (diff) | |
parent | 59fcbddaff6f862cc1584b488866d9c4a5579085 (diff) |
Merge branches 'irq/sparseirq' and 'linus' into irq/core
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r-- | fs/btrfs/ctree.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 82491ba8fa4..5e1d4e30e9d 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -784,7 +784,14 @@ struct btrfs_fs_info { struct list_head dirty_cowonly_roots; struct btrfs_fs_devices *fs_devices; + + /* + * the space_info list is almost entirely read only. It only changes + * when we add a new raid type to the FS, and that happens + * very rarely. RCU is used to protect it. + */ struct list_head space_info; + spinlock_t delalloc_lock; spinlock_t new_trans_lock; u64 delalloc_bytes; @@ -1797,6 +1804,8 @@ int btrfs_cleanup_reloc_trees(struct btrfs_root *root); int btrfs_reloc_clone_csums(struct inode *inode, u64 file_pos, u64 len); u64 btrfs_reduce_alloc_profile(struct btrfs_root *root, u64 flags); void btrfs_set_inode_space_info(struct btrfs_root *root, struct inode *ionde); +void btrfs_clear_space_info_full(struct btrfs_fs_info *info); + int btrfs_check_metadata_free_space(struct btrfs_root *root); int btrfs_check_data_free_space(struct btrfs_root *root, struct inode *inode, u64 bytes); |