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| author | Johann Lombardi <johann.lombardi@bull.net> | 2006-12-06 20:40:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-07 08:39:46 -0800 |
| commit | feb189274638ea357750a9e809f5a6e2223a082e (patch) | |
| tree | ff783ee2a84cf6dd0319533515a8cfa2d21ec9a1 /fs/ext4/extents.c | |
| parent | 97d2a80584b30b5cd32da411deca1986ef61877a (diff) | |
| download | blackbird-op-linux-feb189274638ea357750a9e809f5a6e2223a082e.tar.gz blackbird-op-linux-feb189274638ea357750a9e809f5a6e2223a082e.zip | |
[PATCH] ext4: fix credit calculation in ext4_ext_calc_credits_for_insert
Fix a nit in ext4_ext_calc_credits_for_insert(). Besides, credits for the
new root are already added in the index split accounting.
Signed-off-by: Johann Lombardi <johann.lombardi@bull.net>
Signed-off-by: Alex Tomas <alex@clusterfs.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/ext4/extents.c')
| -rw-r--r-- | fs/ext4/extents.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 1442ccbaea79..994a6e450e06 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -1531,16 +1531,17 @@ int inline ext4_ext_calc_credits_for_insert(struct inode *inode, /* * tree can be full, so it would need to grow in depth: - * allocation + old root + new root + * we need one credit to modify old root, credits for + * new root will be added in split accounting */ - needed += 2 + 1 + 1; + needed += 1; /* * Index split can happen, we would need: * allocate intermediate indexes (bitmap + group) * + change two blocks at each level, but root (already included) */ - needed = (depth * 2) + (depth * 2); + needed += (depth * 2) + (depth * 2); /* any allocation modifies superblock */ needed += 1; |
