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ceph: clean up cap release loop vs spinlock 

Signed-off-by: Sage Weil <sage@newdream.net>
hifive-unleashed-5.1
Sage Weil 2010-05-05 15:51:35 -07:00
parent 31e0cf8f6a
commit 0f8605f2bd
1 changed files with 3 additions and 4 deletions
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7
fs/ceph/mds_client.c
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@ -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);
}