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authorDmitry Monakhov <dmonakhov@openvz.org>2011-10-29 09:05:00 -0400
committerTheodore Ts'o <tytso@mit.edu>2011-10-29 09:05:00 -0400
commit5cb81dabcc28863e7d04e6fd9ede154bd8459c14 (patch)
tree704df9fffdc243449dc5eba697cec133162ee1bf /fs/ext4/migrate.c
parentfba90ffee813e2425feb9a57c532b3d297af18c3 (diff)
downloadop-kernel-dev-5cb81dabcc28863e7d04e6fd9ede154bd8459c14.zip
op-kernel-dev-5cb81dabcc28863e7d04e6fd9ede154bd8459c14.tar.gz
ext4: fix quota accounting during migration
The tmp_inode should have same uid/gid as the original inode. Otherwise new metadata blocks will be accounted to wrong quota-id, which will result in a quota leak after the inode migration is completed. Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/migrate.c')
-rw-r--r--fs/ext4/migrate.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c
index 8a9a091..f729377 100644
--- a/fs/ext4/migrate.c
+++ b/fs/ext4/migrate.c
@@ -439,6 +439,7 @@ int ext4_ext_migrate(struct inode *inode)
struct migrate_struct lb;
unsigned long max_entries;
__u32 goal;
+ uid_t owner[2];
/*
* If the filesystem does not support extents, or the inode
@@ -466,10 +467,12 @@ int ext4_ext_migrate(struct inode *inode)
}
goal = (((inode->i_ino - 1) / EXT4_INODES_PER_GROUP(inode->i_sb)) *
EXT4_INODES_PER_GROUP(inode->i_sb)) + 1;
+ owner[0] = inode->i_uid;
+ owner[1] = inode->i_gid;
tmp_inode = ext4_new_inode(handle, inode->i_sb->s_root->d_inode,
- S_IFREG, NULL, goal);
+ S_IFREG, NULL, goal, owner);
if (IS_ERR(tmp_inode)) {
- retval = -ENOMEM;
+ retval = PTR_ERR(inode);
ext4_journal_stop(handle);
return retval;
}
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