[Ocfs2-devel] [PATCH] ocfs2: Mark system files as not subject to quota accounting

[Jan Kara]

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 at suse.cz>
---
 fs/ocfs2/inode.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index a2e6891..c3d76d6 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -278,8 +278,10 @@ int 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;
-- 
1.5.2.4