From 40c8d40d2d1a55dc506f7f297037b25ad7ae0ce5 Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@newdream.net>
Date: Tue, 4 May 2010 16:39:35 -0700
Subject: [PATCH] --- yaml --- r: 198073 b: refs/heads/master c:
 31e0cf8f6a1488b6ca69dcdceeaed107ecfd6463 h: refs/heads/master i:   198071:
 872f6365711a1a64ecf7d842c269dc24d14a7aaf v: v3

---
 [refs]                | 2 +-
 trunk/fs/ceph/super.c | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 6568f499bb40..cbcdcdce528e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 56b7cf9581fa0486657102a6fb8efabc3eadeba1
+refs/heads/master: 31e0cf8f6a1488b6ca69dcdceeaed107ecfd6463
diff --git a/trunk/fs/ceph/super.c b/trunk/fs/ceph/super.c
index 34b16cb302fe..7f5b20dc4945 100644
--- a/trunk/fs/ceph/super.c
+++ b/trunk/fs/ceph/super.c
@@ -910,6 +910,8 @@ static int ceph_compare_super(struct super_block *sb, void *data)
 /*
  * construct our own bdi so we can control readahead, etc.
  */
+static atomic_long_t bdi_seq = ATOMIC_INIT(0);
+
 static int ceph_register_bdi(struct super_block *sb, struct ceph_client *client)
 {
 	int err;
@@ -919,7 +921,8 @@ static int ceph_register_bdi(struct super_block *sb, struct ceph_client *client)
 		client->backing_dev_info.ra_pages =
 			(client->mount_args->rsize + PAGE_CACHE_SIZE - 1)
 			>> PAGE_SHIFT;
-	err = bdi_register_dev(&client->backing_dev_info, sb->s_dev);
+	err = bdi_register(&client->backing_dev_info, NULL, "ceph-%d",
+			   atomic_long_inc_return(&bdi_seq));
 	if (!err)
 		sb->s_bdi = &client->backing_dev_info;
 	return err;