diff options
Diffstat (limited to 'fs/reiserfs/super.c')
| -rw-r--r-- | fs/reiserfs/super.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index b4ac9119200e..a005451930b7 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/blkdev.h> #include <linux/buffer_head.h> +#include <linux/exportfs.h> #include <linux/vfs.h> #include <linux/mnt_namespace.h> #include <linux/mount.h> @@ -526,7 +527,7 @@ static int init_inodecache(void) reiserfs_inode_info), 0, (SLAB_RECLAIM_ACCOUNT| SLAB_MEM_SPREAD), - init_once, NULL); + init_once); if (reiserfs_inode_cachep == NULL) return -ENOMEM; return 0; @@ -1914,8 +1915,11 @@ static int reiserfs_release_dquot(struct dquot *dquot) ret = journal_begin(&th, dquot->dq_sb, REISERFS_QUOTA_DEL_BLOCKS(dquot->dq_sb)); - if (ret) + if (ret) { + /* Release dquot anyway to avoid endless cycle in dqput() */ + dquot_release(dquot); goto out; + } ret = dquot_release(dquot); err = journal_end(&th, dquot->dq_sb, @@ -2066,6 +2070,12 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, size_t towrite = len; struct buffer_head tmp_bh, *bh; + if (!current->journal_info) { + printk(KERN_WARNING "reiserfs: Quota write (off=%Lu, len=%Lu)" + " cancelled because transaction is not started.\n", + (unsigned long long)off, (unsigned long long)len); + return -EIO; + } mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA); while (towrite > 0) { tocopy = sb->s_blocksize - offset < towrite ? @@ -2097,7 +2107,7 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, data += tocopy; blk++; } - out: +out: if (len == towrite) return err; if (inode->i_size < off + len - towrite) |