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authorYehuda Sadeh <yehuda@hq.newdream.net>2010-01-08 13:58:34 -0800
committerSage Weil <sage@newdream.net>2010-01-25 12:57:37 -0800
commit2450418c47b7998ad55a73f23707b1e21c371eef (patch)
tree1e17dd88f86c5daa1bfbca1aeea0c909391b5829 /fs/ceph/osd_client.c
parent5b1daecd59f95eb24dc629407ed80369c9929520 (diff)
ceph: allocate middle of message before stating to read
Both front and middle parts of the message are now being allocated at the ceph_alloc_msg(). Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Diffstat (limited to 'fs/ceph/osd_client.c')
-rw-r--r--fs/ceph/osd_client.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c
index 8417e21a3cb2..545e93617993 100644
--- a/fs/ceph/osd_client.c
+++ b/fs/ceph/osd_client.c
@@ -1304,18 +1304,28 @@ static void dispatch(struct ceph_connection *con, struct ceph_msg *msg)
}
static struct ceph_msg *alloc_msg(struct ceph_connection *con,
- struct ceph_msg_header *hdr)
+ struct ceph_msg_header *hdr,
+ int *skip)
{
struct ceph_osd *osd = con->private;
struct ceph_osd_client *osdc = osd->o_osdc;
int type = le16_to_cpu(hdr->type);
int front = le32_to_cpu(hdr->front_len);
+ struct ceph_msg *m;
+ *skip = 0;
switch (type) {
case CEPH_MSG_OSD_OPREPLY:
- return ceph_msgpool_get(&osdc->msgpool_op_reply, front);
+ m = ceph_msgpool_get(&osdc->msgpool_op_reply, front);
+ break;
+ default:
+ return NULL;
}
- return ceph_alloc_msg(con, hdr);
+
+ if (!m)
+ *skip = 1;
+
+ return m;
}
/*
@@ -1390,6 +1400,5 @@ const static struct ceph_connection_operations osd_con_ops = {
.verify_authorizer_reply = verify_authorizer_reply,
.alloc_msg = alloc_msg,
.fault = osd_reset,
- .alloc_middle = ceph_alloc_middle,
.prepare_pages = prepare_pages,
};