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authorJan Kara <jack@suse.cz>2005-06-23 22:01:04 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-24 00:05:20 -0700
commit1f54587bea84a35125c95e19b98c2f464c50871b (patch)
tree42f2467d6892be821271a2257e1259922bdafd45 /fs/ext3/namei.c
parent4e5117ba0af4582b6ec9164874f719d7f3f1eb2b (diff)
downloadop-kernel-dev-1f54587bea84a35125c95e19b98c2f464c50871b.zip
op-kernel-dev-1f54587bea84a35125c95e19b98c2f464c50871b.tar.gz
[PATCH] quota: ext3: Improve quota credit estimates
Use improved credits estimates for quota operations. Also reserve a space for a quota operation in a transaction only if filesystem was mounted with some quota options. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/ext3/namei.c')
-rw-r--r--fs/ext3/namei.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 60e44e6d..50378d8 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1645,9 +1645,9 @@ static int ext3_create (struct inode * dir, struct dentry * dentry, int mode,
int err, retries = 0;
retry:
- handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS +
+ handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
EXT3_INDEX_EXTRA_TRANS_BLOCKS + 3 +
- 2*EXT3_QUOTA_INIT_BLOCKS);
+ 2*EXT3_QUOTA_INIT_BLOCKS(dir->i_sb));
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -1679,9 +1679,9 @@ static int ext3_mknod (struct inode * dir, struct dentry *dentry,
return -EINVAL;
retry:
- handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS +
+ handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
EXT3_INDEX_EXTRA_TRANS_BLOCKS + 3 +
- 2*EXT3_QUOTA_INIT_BLOCKS);
+ 2*EXT3_QUOTA_INIT_BLOCKS(dir->i_sb));
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -1715,9 +1715,9 @@ static int ext3_mkdir(struct inode * dir, struct dentry * dentry, int mode)
return -EMLINK;
retry:
- handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS +
+ handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
EXT3_INDEX_EXTRA_TRANS_BLOCKS + 3 +
- 2*EXT3_QUOTA_INIT_BLOCKS);
+ 2*EXT3_QUOTA_INIT_BLOCKS(dir->i_sb));
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -2006,7 +2006,7 @@ static int ext3_rmdir (struct inode * dir, struct dentry *dentry)
/* Initialize quotas before so that eventual writes go in
* separate transaction */
DQUOT_INIT(dentry->d_inode);
- handle = ext3_journal_start(dir, EXT3_DELETE_TRANS_BLOCKS);
+ handle = ext3_journal_start(dir, EXT3_DELETE_TRANS_BLOCKS(dir->i_sb));
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -2065,7 +2065,7 @@ static int ext3_unlink(struct inode * dir, struct dentry *dentry)
/* Initialize quotas before so that eventual writes go
* in separate transaction */
DQUOT_INIT(dentry->d_inode);
- handle = ext3_journal_start(dir, EXT3_DELETE_TRANS_BLOCKS);
+ handle = ext3_journal_start(dir, EXT3_DELETE_TRANS_BLOCKS(dir->i_sb));
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -2120,9 +2120,9 @@ static int ext3_symlink (struct inode * dir,
return -ENAMETOOLONG;
retry:
- handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS +
+ handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
EXT3_INDEX_EXTRA_TRANS_BLOCKS + 5 +
- 2*EXT3_QUOTA_INIT_BLOCKS);
+ 2*EXT3_QUOTA_INIT_BLOCKS(dir->i_sb));
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -2174,7 +2174,7 @@ static int ext3_link (struct dentry * old_dentry,
return -EMLINK;
retry:
- handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS +
+ handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
EXT3_INDEX_EXTRA_TRANS_BLOCKS);
if (IS_ERR(handle))
return PTR_ERR(handle);
@@ -2216,7 +2216,8 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry,
* in separate transaction */
if (new_dentry->d_inode)
DQUOT_INIT(new_dentry->d_inode);
- handle = ext3_journal_start(old_dir, 2 * EXT3_DATA_TRANS_BLOCKS +
+ handle = ext3_journal_start(old_dir, 2 *
+ EXT3_DATA_TRANS_BLOCKS(old_dir->i_sb) +
EXT3_INDEX_EXTRA_TRANS_BLOCKS + 2);
if (IS_ERR(handle))
return PTR_ERR(handle);
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