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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 01:07:46 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 01:07:46 +0400 |
| commit | 0732f87761dbe417cb6e084b712d07e879e876ef (patch) | |
| tree | afed6ca0368fd3e121fd4f43b11e32aa1e5139c0 /fs/ext4/ext4_extents.h | |
| parent | 15fc204afc6feb915c400159546f646eca8ba1d9 (diff) | |
| parent | 536fc240e7147858255bdb08e7a999a3351a9fb4 (diff) | |
| download | linux-0732f87761dbe417cb6e084b712d07e879e876ef.tar.xz | |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
jbd2: clean up jbd2_journal_try_to_free_buffers()
ext4: Don't update ctime for non-extent-mapped inodes
ext4: Fix up whitespace issues in fs/ext4/inode.c
ext4: Fix 64-bit block type problem on 32-bit platforms
ext4: teach the inode allocator to use a goal inode number
ext4: Use a hash of the topdir directory name for the Orlov parent group
ext4: document the "abort" mount option
ext4: move the abort flag from s_mount_opts to s_mount_flags
ext4: update the s_last_mounted field in the superblock
ext4: change s_mount_opt to be an unsigned int
ext4: online defrag -- Add EXT4_IOC_MOVE_EXT ioctl
ext4: avoid unnecessary spinlock in critical POSIX ACL path
ext3: avoid unnecessary spinlock in critical POSIX ACL path
ext4: convert instrumentation from markers to tracepoints
jbd2: convert instrumentation from markers to tracepoints
Diffstat (limited to 'fs/ext4/ext4_extents.h')
| -rw-r--r-- | fs/ext4/ext4_extents.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ext4/ext4_extents.h b/fs/ext4/ext4_extents.h index f0c3ec85bd48..20a84105a10b 100644 --- a/fs/ext4/ext4_extents.h +++ b/fs/ext4/ext4_extents.h @@ -221,12 +221,16 @@ static inline int ext4_ext_get_actual_len(struct ext4_extent *ext) } extern int ext4_ext_calc_metadata_amount(struct inode *inode, int blocks); +extern ext4_fsblk_t ext_pblock(struct ext4_extent *ex); extern ext4_fsblk_t idx_pblock(struct ext4_extent_idx *); extern void ext4_ext_store_pblock(struct ext4_extent *, ext4_fsblk_t); extern int ext4_extent_tree_init(handle_t *, struct inode *); extern int ext4_ext_calc_credits_for_single_extent(struct inode *inode, int num, struct ext4_ext_path *path); +extern int ext4_can_extents_be_merged(struct inode *inode, + struct ext4_extent *ex1, + struct ext4_extent *ex2); extern int ext4_ext_try_to_merge(struct inode *inode, struct ext4_ext_path *path, struct ext4_extent *); |