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authorAlex Elder <elder@inktank.com>2013-03-04 18:29:06 -0600
committerSage Weil <sage@inktank.com>2013-05-01 21:16:44 -0700
commit07aa155878499f599a709eeecfaa0ca9ea764a88 (patch)
treef710638b3e58c17753c6de6ded3de7b9814c54e5
parent70636773b7c3c73677e1d653629dace7c21d14bf (diff)
downloadblackbird-op-linux-07aa155878499f599a709eeecfaa0ca9ea764a88.tar.gz
blackbird-op-linux-07aa155878499f599a709eeecfaa0ca9ea764a88.zip
libceph: activate message data assignment checks
The mds client no longer tries to assign zero-length message data, and the osd client no longer sets its data info more than once. This allows us to activate assertions in the messenger to verify these things never happen. This resolves both of these: http://tracker.ceph.com/issues/4263 http://tracker.ceph.com/issues/4284 Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Greg Farnum <greg@inktank.com>
-rw-r--r--net/ceph/messenger.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index f48e2af95005..e75a03d25c9f 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2690,10 +2690,10 @@ EXPORT_SYMBOL(ceph_con_keepalive);
void ceph_msg_data_set_pages(struct ceph_msg *msg, struct page **pages,
size_t length, size_t alignment)
{
- /* BUG_ON(!pages); */
- /* BUG_ON(!length); */
- /* BUG_ON(msg->pages); */
- /* BUG_ON(msg->length); */
+ BUG_ON(!pages);
+ BUG_ON(!length);
+ BUG_ON(msg->pages);
+ BUG_ON(msg->length);
msg->pages = pages;
msg->length = length;
@@ -2704,9 +2704,9 @@ 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(!pagelist->length); */
- /* BUG_ON(msg->pagelist); */
+ BUG_ON(!pagelist);
+ BUG_ON(!pagelist->length);
+ BUG_ON(msg->pagelist);
msg->pagelist = pagelist;
}
@@ -2714,8 +2714,8 @@ 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); */
+ BUG_ON(!bio);
+ BUG_ON(msg->bio);
msg->bio = bio;
}
@@ -2723,9 +2723,9 @@ 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(!trail->length); */
- /* BUG_ON(msg->trail); */
+ BUG_ON(!trail);
+ BUG_ON(!trail->length);
+ BUG_ON(msg->trail);
msg->trail = trail;
}
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