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authorSage Weil <sage@newdream.net>2010-05-05 15:51:35 -0700
committerSage Weil <sage@newdream.net>2010-05-17 15:25:31 -0700
commit0f8605f2bde2c69737709765dfc574558ea35d4e (patch)
tree77084c10be702d4c3e301686982b845e4eafb523 /fs/ceph
parent31e0cf8f6a1488b6ca69dcdceeaed107ecfd6463 (diff)
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ceph: clean up cap release loop vs spinlock
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/mds_client.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 0d451a83bc83..824a9b2cde71 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1143,10 +1143,8 @@ static void send_cap_releases(struct ceph_mds_client *mdsc,
struct ceph_msg *msg;
dout("send_cap_releases mds%d\n", session->s_mds);
- while (1) {
- spin_lock(&session->s_cap_lock);
- if (list_empty(&session->s_cap_releases_done))
- break;
+ spin_lock(&session->s_cap_lock);
+ while (!list_empty(&session->s_cap_releases_done)) {
msg = list_first_entry(&session->s_cap_releases_done,
struct ceph_msg, list_head);
list_del_init(&msg->list_head);
@@ -1154,6 +1152,7 @@ static void send_cap_releases(struct ceph_mds_client *mdsc,
msg->hdr.front_len = cpu_to_le32(msg->front.iov_len);
dout("send_cap_releases mds%d %p\n", session->s_mds, msg);
ceph_con_send(&session->s_con, msg);
+ spin_lock(&session->s_cap_lock);
}
spin_unlock(&session->s_cap_lock);
}