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OpenCloudOS-Kernel
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libceph: set peer name on con_open, not init 

The peer name may change on each open attempt, even when the connection is
reused.

Signed-off-by: Sage Weil <sage@inktank.com>
This commit is contained in:
Sage Weil 2012-06-27 12:24:08 -07:00
parent 261030215d
commit b7a9e5dd40
5 changed files with 21 additions and 16 deletions
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7
fs/ceph/mds_client.c
View File

@ -394,8 +394,7 @@ static struct ceph_mds_session *register_session(struct ceph_mds_client *mdsc,
s->s_seq = 0;
mutex_init(&s->s_mutex);
ceph_con_init(&s->s_con, s, &mds_con_ops, &mdsc->fsc->client->msgr,
CEPH_ENTITY_TYPE_MDS, mds);
ceph_con_init(&s->s_con, s, &mds_con_ops, &mdsc->fsc->client->msgr);
spin_lock_init(&s->s_gen_ttl_lock);
s->s_cap_gen = 0;
@ -437,7 +436,8 @@ static struct ceph_mds_session *register_session(struct ceph_mds_client *mdsc,
mdsc->sessions[mds] = s;
atomic_inc(&s->s_ref); /* one ref to sessions[], one to caller */
ceph_con_open(&s->s_con, ceph_mdsmap_get_addr(mdsc->mdsmap, mds));
ceph_con_open(&s->s_con, CEPH_ENTITY_TYPE_MDS, mds,
ceph_mdsmap_get_addr(mdsc->mdsmap, mds));
return s;
@ -2529,6 +2529,7 @@ static void send_mds_reconnect(struct ceph_mds_client *mdsc,
session->s_seq = 0;
ceph_con_open(&session->s_con,
CEPH_ENTITY_TYPE_MDS, mds,
ceph_mdsmap_get_addr(mdsc->mdsmap, mds));
/* replay unsafe requests */

4
include/linux/ceph/messenger.h
View File

@ -232,9 +232,9 @@ extern void ceph_messenger_init(struct ceph_messenger *msgr,
extern void ceph_con_init(struct ceph_connection *con, void *private,
const struct ceph_connection_operations *ops,
struct ceph_messenger *msgr, __u8 entity_type,
__u64 entity_num);
struct ceph_messenger *msgr);
extern void ceph_con_open(struct ceph_connection *con,
__u8 entity_type, __u64 entity_num,
struct ceph_entity_addr *addr);
extern bool ceph_con_opened(struct ceph_connection *con);
extern void ceph_con_close(struct ceph_connection *con);

12
net/ceph/messenger.c
View File

@ -523,12 +523,17 @@ EXPORT_SYMBOL(ceph_con_close);
/*
* Reopen a closed connection, with a new peer address.
*/
void ceph_con_open(struct ceph_connection *con, struct ceph_entity_addr *addr)
void ceph_con_open(struct ceph_connection *con,
__u8 entity_type, __u64 entity_num,
struct ceph_entity_addr *addr)
{
dout("con_open %p %s\n", con, ceph_pr_addr(&addr->in_addr));
set_bit(OPENING, &con->state);
WARN_ON(!test_and_clear_bit(CLOSED, &con->state));
con->peer_name.type = (__u8) entity_type;
con->peer_name.num = cpu_to_le64(entity_num);
memcpy(&con->peer_addr, addr, sizeof(*addr));
con->delay = 0; /* reset backoff memory */
queue_con(con);
@ -548,7 +553,7 @@ bool ceph_con_opened(struct ceph_connection *con)
*/
void ceph_con_init(struct ceph_connection *con, void *private,
const struct ceph_connection_operations *ops,
struct ceph_messenger *msgr, __u8 entity_type, __u64 entity_num)
struct ceph_messenger *msgr)
{
dout("con_init %p\n", con);
memset(con, 0, sizeof(*con));
@ -558,9 +563,6 @@ void ceph_con_init(struct ceph_connection *con, void *private,
con_sock_state_init(con);
con->peer_name.type = (__u8) entity_type;
con->peer_name.num = cpu_to_le64(entity_num);
mutex_init(&con->mutex);
INIT_LIST_HEAD(&con->out_queue);
INIT_LIST_HEAD(&con->out_sent);

4
net/ceph/mon_client.c
View File

@ -143,11 +143,11 @@ static int __open_session(struct ceph_mon_client *monc)
monc->want_next_osdmap = !!monc->want_next_osdmap;
ceph_con_init(&monc->con, monc, &mon_con_ops,
&monc->client->msgr,
CEPH_ENTITY_TYPE_MON, monc->cur_mon);
&monc->client->msgr);
dout("open_session mon%d opening\n", monc->cur_mon);
ceph_con_open(&monc->con,
CEPH_ENTITY_TYPE_MON, monc->cur_mon,
&monc->monmap->mon_inst[monc->cur_mon].addr);
/* initiatiate authentication handshake */

10
net/ceph/osd_client.c
View File

@ -639,8 +639,7 @@ static struct ceph_osd *create_osd(struct ceph_osd_client *osdc, int onum)
INIT_LIST_HEAD(&osd->o_osd_lru);
osd->o_incarnation = 1;
ceph_con_init(&osd->o_con, osd, &osd_con_ops, &osdc->client->msgr,
CEPH_ENTITY_TYPE_OSD, onum);
ceph_con_init(&osd->o_con, osd, &osd_con_ops, &osdc->client->msgr);
INIT_LIST_HEAD(&osd->o_keepalive_item);
return osd;
@ -750,7 +749,8 @@ static int __reset_osd(struct ceph_osd_client *osdc, struct ceph_osd *osd)
ret = -EAGAIN;
} else {
ceph_con_close(&osd->o_con);
ceph_con_open(&osd->o_con, &osdc->osdmap->osd_addr[osd->o_osd]);
ceph_con_open(&osd->o_con, CEPH_ENTITY_TYPE_OSD, osd->o_osd,
&osdc->osdmap->osd_addr[osd->o_osd]);
osd->o_incarnation++;
}
return ret;
@ -1005,7 +1005,9 @@ static int __map_request(struct ceph_osd_client *osdc,
dout("map_request osd %p is osd%d\n", req->r_osd, o);
__insert_osd(osdc, req->r_osd);
ceph_con_open(&req->r_osd->o_con, &osdc->osdmap->osd_addr[o]);
ceph_con_open(&req->r_osd->o_con,
CEPH_ENTITY_TYPE_OSD, o,
&osdc->osdmap->osd_addr[o]);
}
if (req->r_osd) {