From: Alex Elder <elder@inktank.com>
Date: Sat, 2 Mar 2013 00:00:15 +0000 (-0600)
Subject: libceph: kill ceph_msg->pagelist_count
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ec02a2f2ffae13e038453ae89592a8c6210f7f4d;p=linux-beck.git

libceph: kill ceph_msg->pagelist_count

The pagelist_count field is never actually used, so get rid of it.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
---

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 9811caae7be4..4efbc63e0bb6 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -2604,7 +2604,6 @@ static void send_mds_reconnect(struct ceph_mds_client *mdsc,
 	}
 
 	reply->pagelist = pagelist;
-	reply->pagelist_count = calc_pages_for(0, pagelist->length);
 	if (recon_state.flock)
 		reply->hdr.version = cpu_to_le16(2);
 	reply->hdr.data_len = cpu_to_le32(pagelist->length);
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index 1b08349a413c..6c118748a7f8 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -78,7 +78,6 @@ struct ceph_msg {
 	unsigned page_count;		/* size of page array */
 	unsigned page_alignment;        /* io offset in first page */
 	struct ceph_pagelist *pagelist; /* instead of pages */
-	unsigned int pagelist_count;	/* number of pages in pagelist */
 
 	struct ceph_connection *con;
 	struct list_head list_head;
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 9d8abb0a7cef..0f9933a5a8b0 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2718,7 +2718,6 @@ struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags,
 	m->page_count = 0;
 	m->page_alignment = 0;
 	m->pages = NULL;
-	m->pagelist_count = 0;
 	m->pagelist = NULL;
 #ifdef	CONFIG_BLOCK
 	m->bio = NULL;
@@ -2898,7 +2897,6 @@ void ceph_msg_last_put(struct kref *kref)
 		ceph_pagelist_release(m->pagelist);
 		kfree(m->pagelist);
 		m->pagelist = NULL;
-		m->pagelist_count = 0;
 	}
 
 	m->trail = NULL;