[ 3.5.yuz extended stable ] Patch "libceph: eliminate connection state "DEAD"" has been added to staging queue

[Herton Ronaldo Krzesinski]

This is a note to let you know that I have just added a patch titled

    libceph: eliminate connection state "DEAD"

to the linux-3.5.y-queue branch of the 3.5.yuz extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.yuz tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Herton

------

>From 3046bb86a81023bd0f74b45fe943ad4156eca82c Mon Sep 17 00:00:00 2001
From: Alex Elder <elder at inktank.com>
Date: Tue, 22 May 2012 11:41:43 -0500
Subject: [PATCH 01/78] libceph: eliminate connection state "DEAD"

commit e5e372da9a469dfe3ece40277090a7056c566838 upstream.

The ceph connection state "DEAD" is never set and is therefore not
needed.  Eliminate it.

Signed-off-by: Alex Elder <elder at inktank.com>
Reviewed-by: Yehuda Sadeh <yehuda at inktank.com>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski at canonical.com>
---
 include/linux/ceph/messenger.h |    1 -
 net/ceph/messenger.c           |    6 ------
 2 files changed, 7 deletions(-)

diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index 44c87e7..6a1dc80 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -119,7 +119,6 @@ struct ceph_msg_pos {
 #define CLOSED		10 /* we've closed the connection */
 #define SOCK_CLOSED	11 /* socket state changed to closed */
 #define OPENING         13 /* open connection w/ (possibly new) peer */
-#define DEAD            14 /* dead, about to kfree */
 #define BACKOFF         15

 /*
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 10255e8..ad2eaad 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2091,12 +2091,6 @@ bad_tag:
  */
 static void queue_con(struct ceph_connection *con)
 {
-	if (test_bit(DEAD, &con->state)) {
-		dout("queue_con %p ignoring: DEAD\n",
-		     con);
-		return;
-	}
-
 	if (!con->ops->get(con)) {
 		dout("queue_con %p ref count 0\n", con);
 		return;
--
1.7.9.5