This is a note to let you know that I've just added the patch titled
libceph: rename ceph_msg::front_max to front_alloc_len
to the 3.13-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
libceph-rename-ceph_msg-front_max-to-front_alloc_len.patch
and it can be found in the queue-3.13 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 3cea4c3071d4e55e9d7356efe9d0ebf92f0c2204 Mon Sep 17 00:00:00 2001
From: Ilya Dryomov <ilya.dryomov@xxxxxxxxxxx>
Date: Thu, 9 Jan 2014 20:08:21 +0200
Subject: libceph: rename ceph_msg::front_max to front_alloc_len
From: Ilya Dryomov <ilya.dryomov@xxxxxxxxxxx>
commit 3cea4c3071d4e55e9d7356efe9d0ebf92f0c2204 upstream.
Rename front_max field of struct ceph_msg to front_alloc_len to make
its purpose more clear.
Signed-off-by: Ilya Dryomov <ilya.dryomov@xxxxxxxxxxx>
Reviewed-by: Sage Weil <sage@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/ceph/messenger.h | 2 +-
net/ceph/messenger.c | 6 +++---
net/ceph/mon_client.c | 8 ++++----
3 files changed, 8 insertions(+), 8 deletions(-)
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -157,7 +157,7 @@ struct ceph_msg {
bool front_is_vmalloc;
bool more_to_follow;
bool needs_out_seq;
- int front_max;
+ int front_alloc_len;
unsigned long ack_stamp; /* tx: when we were acked */
struct ceph_msgpool *pool;
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -3126,7 +3126,7 @@ struct ceph_msg *ceph_msg_new(int type,
INIT_LIST_HEAD(&m->data);
/* front */
- m->front_max = front_len;
+ m->front_alloc_len = front_len;
if (front_len) {
if (front_len > PAGE_CACHE_SIZE) {
m->front.iov_base = __vmalloc(front_len, flags,
@@ -3301,8 +3301,8 @@ EXPORT_SYMBOL(ceph_msg_last_put);
void ceph_msg_dump(struct ceph_msg *msg)
{
- pr_debug("msg_dump %p (front_max %d length %zd)\n", msg,
- msg->front_max, msg->data_length);
+ pr_debug("msg_dump %p (front_alloc_len %d length %zd)\n", msg,
+ msg->front_alloc_len, msg->data_length);
print_hex_dump(KERN_DEBUG, "header: ",
DUMP_PREFIX_OFFSET, 16, 1,
&msg->hdr, sizeof(msg->hdr), true);
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -152,7 +152,7 @@ static int __open_session(struct ceph_mo
/* initiatiate authentication handshake */
ret = ceph_auth_build_hello(monc->auth,
monc->m_auth->front.iov_base,
- monc->m_auth->front_max);
+ monc->m_auth->front_alloc_len);
__send_prepared_auth_request(monc, ret);
} else {
dout("open_session mon%d already open\n", monc->cur_mon);
@@ -196,7 +196,7 @@ static void __send_subscribe(struct ceph
int num;
p = msg->front.iov_base;
- end = p + msg->front_max;
+ end = p + msg->front_alloc_len;
num = 1 + !!monc->want_next_osdmap + !!monc->want_mdsmap;
ceph_encode_32(&p, num);
@@ -897,7 +897,7 @@ static void handle_auth_reply(struct cep
ret = ceph_handle_auth_reply(monc->auth, msg->front.iov_base,
msg->front.iov_len,
monc->m_auth->front.iov_base,
- monc->m_auth->front_max);
+ monc->m_auth->front_alloc_len);
if (ret < 0) {
monc->client->auth_err = ret;
wake_up_all(&monc->client->auth_wq);
@@ -939,7 +939,7 @@ static int __validate_auth(struct ceph_m
return 0;
ret = ceph_build_auth(monc->auth, monc->m_auth->front.iov_base,
- monc->m_auth->front_max);
+ monc->m_auth->front_alloc_len);
if (ret <= 0)
return ret; /* either an error, or no need to authenticate */
__send_prepared_auth_request(monc, ret);
Patches currently in stable-queue which might be from ilya.dryomov@xxxxxxxxxxx are
queue-3.13/libceph-rename-ceph_msg-front_max-to-front_alloc_len.patch
queue-3.13/libceph-fix-preallocation-check-in-get_reply.patch
queue-3.13/libceph-rename-front-to-front_len-in-get_reply.patch
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