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authorSage Weil <sage@newdream.net>2009-10-14 17:36:07 -0700
committerSage Weil <sage@newdream.net>2009-10-15 18:14:43 -0700
commit8f3bc053c610826a657714649ea596f07875db2e (patch)
tree97823cb2a202439bb9f9839e2d326ac95d728dd0 /fs/ceph/mon_client.c
parent07bd10fb9853a41a7f0bb271721cca97d15eccae (diff)
downloadop-kernel-dev-8f3bc053c610826a657714649ea596f07875db2e.zip
op-kernel-dev-8f3bc053c610826a657714649ea596f07875db2e.tar.gz
ceph: warn on allocation from msgpool with larger front_len
Pass the front_len we need when pulling a message off a msgpool, and WARN if it is greater than the pool's size. Then try to allocate a new message (to continue without failing). Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/mon_client.c')
-rw-r--r--fs/ceph/mon_client.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/ceph/mon_client.c b/fs/ceph/mon_client.c
index d52e529..e6e954c 100644
--- a/fs/ceph/mon_client.c
+++ b/fs/ceph/mon_client.c
@@ -639,14 +639,15 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con,
{
struct ceph_mon_client *monc = con->private;
int type = le16_to_cpu(hdr->type);
+ int front = le32_to_cpu(hdr->front_len);
switch (type) {
case CEPH_MSG_CLIENT_MOUNT_ACK:
- return ceph_msgpool_get(&monc->msgpool_mount_ack);
+ return ceph_msgpool_get(&monc->msgpool_mount_ack, front);
case CEPH_MSG_MON_SUBSCRIBE_ACK:
- return ceph_msgpool_get(&monc->msgpool_subscribe_ack);
+ return ceph_msgpool_get(&monc->msgpool_subscribe_ack, front);
case CEPH_MSG_STATFS_REPLY:
- return ceph_msgpool_get(&monc->msgpool_statfs_reply);
+ return ceph_msgpool_get(&monc->msgpool_statfs_reply, front);
}
return ceph_alloc_msg(con, hdr);
}
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