From: Mark Fasheh <mark.fasheh@oracle.com>
Date: Mon, 6 Mar 2006 23:36:17 +0000 (-0800)
Subject: ocfs2: move lockres qstr next to hlist_node structure
X-Git-Tag: v2.6.18-rc1~594^2~55
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=65c491d833a06fd0d1383297590772c75d28155c;p=linux-2.6

ocfs2: move lockres qstr next to hlist_node structure

Gains us a bit of performance on loads which heavily hit the lockres hash.
Patch suggested by Daniel Phillips <phillips@google.com>.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
---

diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h
index 88cc43df18..1c05d485e0 100644
--- a/fs/ocfs2/dlm/dlmcommon.h
+++ b/fs/ocfs2/dlm/dlmcommon.h
@@ -216,6 +216,7 @@ struct dlm_lock_resource
 	/* WARNING: Please see the comment in dlm_init_lockres before
 	 * adding fields here. */
 	struct hlist_node hash_node;
+	struct qstr lockname;
 	struct kref      refs;
 
 	/* please keep these next 3 in this order
@@ -238,7 +239,6 @@ struct dlm_lock_resource
 	wait_queue_head_t wq;
 	u8  owner;              //node which owns the lock resource, or unknown
 	u16 state;
-	struct qstr lockname;
 	char lvb[DLM_LVB_LEN];
 };