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SubjectRe: 2.6.11-rc2/ext3 quota allocation bug on error path ...
On Wed, Jan 26, 2005 at 11:24:30AM -0800, Andrew Morton wrote:
> Andreas Gruenbacher <agruen@suse.de> wrote:
> >
> > > +cleanup_dquot:
> > > + DQUOT_FREE_BLOCK(inode, 1);
> > > + goto cleanup;
> > > +
> > > bad_block:
> > > ext3_error(inode->i_sb, __FUNCTION__,
> > > "inode %ld: bad block %d", inode->i_ino,
> >
> > looks good. Can this please be added?
>
> Yup. But nobody has sent the equivalent ext2 fix yet?

hmm, what about this one?

diff -NurpP --minimal linux-2.6.11-rc2/fs/ext2/xattr.c linux-2.6.11-rc2-fixed/fs/ext2/xattr.c
--- linux-2.6.11-rc2/fs/ext2/xattr.c 2005-01-22 15:07:50 +0100
+++ linux-2.6.11-rc2-fixed/fs/ext2/xattr.c 2005-01-26 22:40:28 +0100
@@ -706,8 +706,11 @@ ext2_xattr_set2(struct inode *inode, str
inode->i_ctime = CURRENT_TIME_SEC;
if (IS_SYNC(inode)) {
error = ext2_sync_inode (inode);
- if (error)
+ if (error) {
+ if (new_bh && new_bh != old_bh)
+ DQUOT_FREE_BLOCK(inode, 1);
goto cleanup;
+ }
} else
mark_inode_dirty(inode);

@@ -748,7 +751,6 @@ ext2_xattr_set2(struct inode *inode, str

cleanup:
brelse(new_bh);
-
return error;
}


and here the ext3 fix again:


Signed-off-by: Herbert Pötzl <herbert@13thfloor.at>

diff -NurpP --minimal linux-2.6.11-rc2/fs/ext3/xattr.c linux-2.6.11-rc2-fixed/fs/ext3/xattr.c
--- linux-2.6.11-rc2/fs/ext3/xattr.c 2005-01-22 15:07:50 +0100
+++ linux-2.6.11-rc2-fixed/fs/ext3/xattr.c 2005-01-26 22:19:29 +0100
@@ -773,7 +773,7 @@ inserted:
error = ext3_journal_get_write_access(handle,
new_bh);
if (error)
- goto cleanup;
+ goto cleanup_dquot;
lock_buffer(new_bh);
BHDR(new_bh)->h_refcount = cpu_to_le32(1 +
le32_to_cpu(BHDR(new_bh)->h_refcount));
@@ -783,7 +783,7 @@ inserted:
error = ext3_journal_dirty_metadata(handle,
new_bh);
if (error)
- goto cleanup;
+ goto cleanup_dquot;
}
mb_cache_entry_release(ce);
ce = NULL;
@@ -844,6 +844,10 @@ cleanup:

return error;

+cleanup_dquot:
+ DQUOT_FREE_BLOCK(inode, 1);
+ goto cleanup;
+
bad_block:
ext3_error(inode->i_sb, __FUNCTION__,
"inode %ld: bad block %d", inode->i_ino,

best,
Herbert
-
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