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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 10:52:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 10:52:55 -0700 |
| commit | add096909da63ef32d6766f6771c07c9f16c6ee5 (patch) | |
| tree | 58594bcf68cbb6f777d5270d098ab8ca69cbaee3 /fs/ocfs2/suballoc.h | |
| parent | e245befce7af0a1e1347079ed62695b059594bd4 (diff) | |
| parent | 54c57dc3b6578356c0a428c767d4bf080254a2ee (diff) | |
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2: (32 commits)
[PATCH] ocfs2: zero_user_page conversion
ocfs2: Support xfs style space reservation ioctls
ocfs2: support for removing file regions
ocfs2: update truncate handling of partial clusters
ocfs2: btree support for removal of arbirtrary extents
ocfs2: Support creation of unwritten extents
ocfs2: support writing of unwritten extents
ocfs2: small cleanup of ocfs2_write_begin_nolock()
ocfs2: btree changes for unwritten extents
ocfs2: abstract btree growing calls
ocfs2: use all extent block suballocators
ocfs2: plug truncate into cached dealloc routines
ocfs2: simplify deallocation locking
ocfs2: harden buffer check during mapping of page blocks
ocfs2: shared writeable mmap
ocfs2: factor out write aops into nolock variants
ocfs2: rework ocfs2_buffered_write_cluster()
ocfs2: take ip_alloc_sem during entire truncate
ocfs2: Add "preferred slot" mount option
[KJ PATCH] Replacing memset(<addr>,0,PAGE_SIZE) with clear_page() in fs/ocfs2/dlm/dlmrecovery.c
...
Diffstat (limited to 'fs/ocfs2/suballoc.h')
| -rw-r--r-- | fs/ocfs2/suballoc.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/ocfs2/suballoc.h b/fs/ocfs2/suballoc.h index 1a3c94cb925..f212dc01a84 100644 --- a/fs/ocfs2/suballoc.h +++ b/fs/ocfs2/suballoc.h @@ -86,20 +86,29 @@ int ocfs2_claim_clusters(struct ocfs2_super *osb, u32 *cluster_start, u32 *num_clusters); +int ocfs2_free_suballoc_bits(handle_t *handle, + struct inode *alloc_inode, + struct buffer_head *alloc_bh, + unsigned int start_bit, + u64 bg_blkno, + unsigned int count); int ocfs2_free_dinode(handle_t *handle, struct inode *inode_alloc_inode, struct buffer_head *inode_alloc_bh, struct ocfs2_dinode *di); -int ocfs2_free_extent_block(handle_t *handle, - struct inode *eb_alloc_inode, - struct buffer_head *eb_alloc_bh, - struct ocfs2_extent_block *eb); int ocfs2_free_clusters(handle_t *handle, struct inode *bitmap_inode, struct buffer_head *bitmap_bh, u64 start_blk, unsigned int num_clusters); +static inline u64 ocfs2_which_suballoc_group(u64 block, unsigned int bit) +{ + u64 group = block - (u64) bit; + + return group; +} + static inline u32 ocfs2_cluster_from_desc(struct ocfs2_super *osb, u64 bg_blkno) { |