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authorAlex Elder <elder@inktank.com>2013-02-14 19:16:43 +0100
committerSage Weil <sage@inktank.com>2013-05-02 06:16:40 +0200
commit27fa83852ba275361eaa1a1283cf6704fa8191a6 (patch)
treeb3a939253a63d3d3d64b339017008733e659108b /net/ceph/messenger.c
parentlibceph: set page info with byte length (diff)
downloadlinux-27fa83852ba275361eaa1a1283cf6704fa8191a6.tar.xz
linux-27fa83852ba275361eaa1a1283cf6704fa8191a6.zip
libceph: isolate other message data fields
Define ceph_msg_data_set_pagelist(), ceph_msg_data_set_bio(), and ceph_msg_data_set_trail() to clearly abstract the assignment of the remaining data-related fields in a ceph message structure. Use the new functions in the osd client and mds client. This partially resolves: http://tracker.ceph.com/issues/4263 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'net/ceph/messenger.c')
-rw-r--r--net/ceph/messenger.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index fc59fcc9be77..d1183536d5a8 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2701,6 +2701,34 @@ void ceph_msg_data_set_pages(struct ceph_msg *msg, struct page **pages,
}
EXPORT_SYMBOL(ceph_msg_data_set_pages);
+void ceph_msg_data_set_pagelist(struct ceph_msg *msg,
+ struct ceph_pagelist *pagelist)
+{
+ /* BUG_ON(!pagelist); */
+ /* BUG_ON(msg->pagelist); */
+
+ msg->pagelist = pagelist;
+}
+EXPORT_SYMBOL(ceph_msg_data_set_pagelist);
+
+void ceph_msg_data_set_bio(struct ceph_msg *msg, struct bio *bio)
+{
+ /* BUG_ON(!bio); */
+ /* BUG_ON(msg->bio); */
+
+ msg->bio = bio;
+}
+EXPORT_SYMBOL(ceph_msg_data_set_bio);
+
+void ceph_msg_data_set_trail(struct ceph_msg *msg, struct ceph_pagelist *trail)
+{
+ /* BUG_ON(!trail); */
+ /* BUG_ON(msg->trail); */
+
+ msg->trail = trail;
+}
+EXPORT_SYMBOL(ceph_msg_data_set_trail);
+
/*
* construct a new message with given type, size
* the new msg has a ref count of 1.