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[06/32] ocfs2: load global_inode_alloc

Message ID 20200626032933.GT-b1mIKo%akpm@linux-foundation.org
State New
Headers show
Series [merged] mm-memcontrol-fix-do-not-put-the-css-reference.patch removed from -mm tree | expand

Commit Message

Andrew Morton June 26, 2020, 3:29 a.m. UTC 
From: Junxiao Bi <junxiao.bi@oracle.com>
Subject: ocfs2: load global_inode_alloc

Set global_inode_alloc as OCFS2_FIRST_ONLINE_SYSTEM_INODE, that will make
it load during mount.  It can be used to test whether some global/system
inodes are valid.  One use case is that nfsd will test whether root inode
is valid.

Link: http://lkml.kernel.org/r/20200616183829.87211-3-junxiao.bi@oracle.com
Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Jun Piao <piaojun@huawei.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/ocfs2/ocfs2_fs.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

--- a/fs/ocfs2/ocfs2_fs.h~ocfs2-load-global_inode_alloc
+++ a/fs/ocfs2/ocfs2_fs.h
@@ -326,8 +326,8 @@  struct ocfs2_system_inode_info {
 enum {
 	BAD_BLOCK_SYSTEM_INODE = 0,
 	GLOBAL_INODE_ALLOC_SYSTEM_INODE,
+#define OCFS2_FIRST_ONLINE_SYSTEM_INODE GLOBAL_INODE_ALLOC_SYSTEM_INODE
 	SLOT_MAP_SYSTEM_INODE,
-#define OCFS2_FIRST_ONLINE_SYSTEM_INODE SLOT_MAP_SYSTEM_INODE
 	HEARTBEAT_SYSTEM_INODE,
 	GLOBAL_BITMAP_SYSTEM_INODE,
 	USER_QUOTA_SYSTEM_INODE,