ocfs2: Mark system files as not subject to quota accounting

Mark system files as not subject to quota accounting. This prevents
possible recursions into quota code and thus deadlocks.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index ec25d9984192..50dbc486ef71 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -275,8 +275,10 @@ void ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
 
         inode->i_nlink = le16_to_cpu(fe->i_links_count);
 
-        if (fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL))
+        if (fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL)) {
                 OCFS2_I(inode)->ip_flags |= OCFS2_INODE_SYSTEM_FILE;
+                inode->i_flags |= S_NOQUOTA;
+        }
 
         if (fe->i_flags & cpu_to_le32(OCFS2_LOCAL_ALLOC_FL)) {
                 OCFS2_I(inode)->ip_flags |= OCFS2_INODE_BITMAP;