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-rw-r--r--fs/ceph/caps.c2
-rw-r--r--fs/ceph/mds_client.c11
-rw-r--r--include/linux/ceph/messenger.h3
-rw-r--r--net/ceph/messenger.c15
-rw-r--r--net/ceph/mon_client.c24
-rw-r--r--net/ceph/msgpool.c4
-rw-r--r--net/ceph/osd_client.c8
7 files changed, 41 insertions, 26 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 8d74ad7ba556..b8731bf3ef1f 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -945,7 +945,7 @@ static int send_cap_msg(struct ceph_mds_session *session,
seq, issue_seq, mseq, follows, size, max_size,
xattr_version, xattrs_buf ? (int)xattrs_buf->vec.iov_len : 0);
- msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPS, sizeof(*fc), GFP_NOFS);
+ msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPS, sizeof(*fc), GFP_NOFS, false);
if (!msg)
return -ENOMEM;
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 86c59e16ba74..1d72f15fe9f4 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -764,7 +764,8 @@ static struct ceph_msg *create_session_msg(u32 op, u64 seq)
struct ceph_msg *msg;
struct ceph_mds_session_head *h;
- msg = ceph_msg_new(CEPH_MSG_CLIENT_SESSION, sizeof(*h), GFP_NOFS);
+ msg = ceph_msg_new(CEPH_MSG_CLIENT_SESSION, sizeof(*h), GFP_NOFS,
+ false);
if (!msg) {
pr_err("create_session_msg ENOMEM creating msg\n");
return NULL;
@@ -1240,7 +1241,7 @@ int ceph_add_cap_releases(struct ceph_mds_client *mdsc,
while (session->s_num_cap_releases < session->s_nr_caps + extra) {
spin_unlock(&session->s_cap_lock);
msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPRELEASE, PAGE_CACHE_SIZE,
- GFP_NOFS);
+ GFP_NOFS, false);
if (!msg)
goto out_unlocked;
dout("add_cap_releases %p msg %p now %d\n", session, msg,
@@ -1652,7 +1653,7 @@ static struct ceph_msg *create_request_message(struct ceph_mds_client *mdsc,
if (req->r_old_dentry_drop)
len += req->r_old_dentry->d_name.len;
- msg = ceph_msg_new(CEPH_MSG_CLIENT_REQUEST, len, GFP_NOFS);
+ msg = ceph_msg_new(CEPH_MSG_CLIENT_REQUEST, len, GFP_NOFS, false);
if (!msg) {
msg = ERR_PTR(-ENOMEM);
goto out_free2;
@@ -2518,7 +2519,7 @@ static void send_mds_reconnect(struct ceph_mds_client *mdsc,
goto fail_nopagelist;
ceph_pagelist_init(pagelist);
- reply = ceph_msg_new(CEPH_MSG_CLIENT_RECONNECT, 0, GFP_NOFS);
+ reply = ceph_msg_new(CEPH_MSG_CLIENT_RECONNECT, 0, GFP_NOFS, false);
if (!reply)
goto fail_nomsg;
@@ -2831,7 +2832,7 @@ void ceph_mdsc_lease_send_msg(struct ceph_mds_session *session,
dnamelen = dentry->d_name.len;
len += dnamelen;
- msg = ceph_msg_new(CEPH_MSG_CLIENT_LEASE, len, GFP_NOFS);
+ msg = ceph_msg_new(CEPH_MSG_CLIENT_LEASE, len, GFP_NOFS, false);
if (!msg)
return;
lease = msg->front.iov_base;
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index d7adf151d335..bbd4a4bb2c6b 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -238,7 +238,8 @@ extern void ceph_con_keepalive(struct ceph_connection *con);
extern struct ceph_connection *ceph_con_get(struct ceph_connection *con);
extern void ceph_con_put(struct ceph_connection *con);
-extern struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags);
+extern struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags,
+ bool can_fail);
extern void ceph_msg_kfree(struct ceph_msg *m);
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 9918e9eb276e..2de711a0c037 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2281,7 +2281,8 @@ EXPORT_SYMBOL(ceph_con_keepalive);
* construct a new message with given type, size
* the new msg has a ref count of 1.
*/
-struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags)
+struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags,
+ bool can_fail)
{
struct ceph_msg *m;
@@ -2333,7 +2334,7 @@ struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags)
m->front.iov_base = kmalloc(front_len, flags);
}
if (m->front.iov_base == NULL) {
- pr_err("msg_new can't allocate %d bytes\n",
+ dout("ceph_msg_new can't allocate %d bytes\n",
front_len);
goto out2;
}
@@ -2348,7 +2349,13 @@ struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags)
out2:
ceph_msg_put(m);
out:
- pr_err("msg_new can't create type %d front %d\n", type, front_len);
+ if (!can_fail) {
+ pr_err("msg_new can't create type %d front %d\n", type,
+ front_len);
+ } else {
+ dout("msg_new can't create type %d front %d\n", type,
+ front_len);
+ }
return NULL;
}
EXPORT_SYMBOL(ceph_msg_new);
@@ -2398,7 +2405,7 @@ static struct ceph_msg *ceph_alloc_msg(struct ceph_connection *con,
}
if (!msg) {
*skip = 0;
- msg = ceph_msg_new(type, front_len, GFP_NOFS);
+ msg = ceph_msg_new(type, front_len, GFP_NOFS, false);
if (!msg) {
pr_err("unable to allocate msg type %d len %d\n",
type, front_len);
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 556721665335..af2ef3082499 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -517,10 +517,12 @@ int ceph_monc_do_statfs(struct ceph_mon_client *monc, struct ceph_statfs *buf)
init_completion(&req->completion);
err = -ENOMEM;
- req->request = ceph_msg_new(CEPH_MSG_STATFS, sizeof(*h), GFP_NOFS);
+ req->request = ceph_msg_new(CEPH_MSG_STATFS, sizeof(*h), GFP_NOFS,
+ true);
if (!req->request)
goto out;
- req->reply = ceph_msg_new(CEPH_MSG_STATFS_REPLY, 1024, GFP_NOFS);
+ req->reply = ceph_msg_new(CEPH_MSG_STATFS_REPLY, 1024, GFP_NOFS,
+ true);
if (!req->reply)
goto out;
@@ -615,10 +617,12 @@ int ceph_monc_do_poolop(struct ceph_mon_client *monc, u32 op,
init_completion(&req->completion);
err = -ENOMEM;
- req->request = ceph_msg_new(CEPH_MSG_POOLOP, sizeof(*h), GFP_NOFS);
+ req->request = ceph_msg_new(CEPH_MSG_POOLOP, sizeof(*h), GFP_NOFS,
+ true);
if (!req->request)
goto out;
- req->reply = ceph_msg_new(CEPH_MSG_POOLOP_REPLY, 1024, GFP_NOFS);
+ req->reply = ceph_msg_new(CEPH_MSG_POOLOP_REPLY, 1024, GFP_NOFS,
+ true);
if (!req->reply)
goto out;
@@ -765,19 +769,21 @@ int ceph_monc_init(struct ceph_mon_client *monc, struct ceph_client *cl)
err = -ENOMEM;
monc->m_subscribe_ack = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE_ACK,
sizeof(struct ceph_mon_subscribe_ack),
- GFP_NOFS);
+ GFP_NOFS, true);
if (!monc->m_subscribe_ack)
goto out_con;
- monc->m_subscribe = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE, 96, GFP_NOFS);
+ monc->m_subscribe = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE, 96, GFP_NOFS,
+ true);
if (!monc->m_subscribe)
goto out_subscribe_ack;
- monc->m_auth_reply = ceph_msg_new(CEPH_MSG_AUTH_REPLY, 4096, GFP_NOFS);
+ monc->m_auth_reply = ceph_msg_new(CEPH_MSG_AUTH_REPLY, 4096, GFP_NOFS,
+ true);
if (!monc->m_auth_reply)
goto out_subscribe;
- monc->m_auth = ceph_msg_new(CEPH_MSG_AUTH, 4096, GFP_NOFS);
+ monc->m_auth = ceph_msg_new(CEPH_MSG_AUTH, 4096, GFP_NOFS, true);
monc->pending_auth = 0;
if (!monc->m_auth)
goto out_auth_reply;
@@ -970,7 +976,7 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con,
case CEPH_MSG_MON_MAP:
case CEPH_MSG_MDS_MAP:
case CEPH_MSG_OSD_MAP:
- m = ceph_msg_new(type, front_len, GFP_NOFS);
+ m = ceph_msg_new(type, front_len, GFP_NOFS, false);
break;
}
diff --git a/net/ceph/msgpool.c b/net/ceph/msgpool.c
index 1f4cb30a42c5..11d5f4196a73 100644
--- a/net/ceph/msgpool.c
+++ b/net/ceph/msgpool.c
@@ -12,7 +12,7 @@ static void *msgpool_alloc(gfp_t gfp_mask, void *arg)
struct ceph_msgpool *pool = arg;
struct ceph_msg *msg;
- msg = ceph_msg_new(0, pool->front_len, gfp_mask);
+ msg = ceph_msg_new(0, pool->front_len, gfp_mask, true);
if (!msg) {
dout("msgpool_alloc %s failed\n", pool->name);
} else {
@@ -61,7 +61,7 @@ struct ceph_msg *ceph_msgpool_get(struct ceph_msgpool *pool,
WARN_ON(1);
/* try to alloc a fresh message */
- return ceph_msg_new(0, front_len, GFP_NOFS);
+ return ceph_msg_new(0, front_len, GFP_NOFS, false);
}
msg = mempool_alloc(pool->pool, GFP_NOFS);
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 88ad8a2501b5..01ceb59a8b4a 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -227,7 +227,7 @@ struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
msg = ceph_msgpool_get(&osdc->msgpool_op_reply, 0);
else
msg = ceph_msg_new(CEPH_MSG_OSD_OPREPLY,
- OSD_OPREPLY_FRONT_LEN, gfp_flags);
+ OSD_OPREPLY_FRONT_LEN, gfp_flags, true);
if (!msg) {
ceph_osdc_put_request(req);
return NULL;
@@ -250,7 +250,7 @@ struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
if (use_mempool)
msg = ceph_msgpool_get(&osdc->msgpool_op, 0);
else
- msg = ceph_msg_new(CEPH_MSG_OSD_OP, msg_size, gfp_flags);
+ msg = ceph_msg_new(CEPH_MSG_OSD_OP, msg_size, gfp_flags, true);
if (!msg) {
ceph_osdc_put_request(req);
return NULL;
@@ -2032,7 +2032,7 @@ static struct ceph_msg *get_reply(struct ceph_connection *con,
if (front > req->r_reply->front.iov_len) {
pr_warning("get_reply front %d > preallocated %d\n",
front, (int)req->r_reply->front.iov_len);
- m = ceph_msg_new(CEPH_MSG_OSD_OPREPLY, front, GFP_NOFS);
+ m = ceph_msg_new(CEPH_MSG_OSD_OPREPLY, front, GFP_NOFS, false);
if (!m)
goto out;
ceph_msg_put(req->r_reply);
@@ -2080,7 +2080,7 @@ static struct ceph_msg *alloc_msg(struct ceph_connection *con,
switch (type) {
case CEPH_MSG_OSD_MAP:
case CEPH_MSG_WATCH_NOTIFY:
- return ceph_msg_new(type, front, GFP_NOFS);
+ return ceph_msg_new(type, front, GFP_NOFS, false);
case CEPH_MSG_OSD_OPREPLY:
return get_reply(con, hdr, skip);
default: