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authorIlya Dryomov <idryomov@gmail.com>2016-02-03 15:25:48 +0100
committerIlya Dryomov <idryomov@gmail.com>2016-02-04 18:26:08 +0100
commitb0b31a8ffe54abf0a455bcaee54dd92f08817164 (patch)
tree480d423ed4593586fbc11839ce127389f121e720 /net
parent97db9a88186e3a7d3a1942370c836bf221d3ab90 (diff)
downloadlinux-b0b31a8ffe54abf0a455bcaee54dd92f08817164.tar.bz2
libceph: MOSDOpReply v7 encoding
Empty request_redirect_t (struct ceph_request_redirect in the kernel client) is now encoded with a bool. NEW_OSDOPREPLY_ENCODING feature bit overlaps with already supported CRUSH_TUNABLES5. Signed-off-by: Ilya Dryomov <idryomov@gmail.com> Reviewed-by: Sage Weil <sage@redhat.com>
Diffstat (limited to 'net')
-rw-r--r--net/ceph/osd_client.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index f8f235930d88..3534e12683d3 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1770,6 +1770,7 @@ static void handle_reply(struct ceph_osd_client *osdc, struct ceph_msg *msg)
u32 osdmap_epoch;
int already_completed;
u32 bytes;
+ u8 decode_redir;
unsigned int i;
tid = le64_to_cpu(msg->hdr.tid);
@@ -1841,6 +1842,15 @@ static void handle_reply(struct ceph_osd_client *osdc, struct ceph_msg *msg)
p += 8 + 4; /* skip replay_version */
p += 8; /* skip user_version */
+ if (le16_to_cpu(msg->hdr.version) >= 7)
+ ceph_decode_8_safe(&p, end, decode_redir, bad_put);
+ else
+ decode_redir = 1;
+ } else {
+ decode_redir = 0;
+ }
+
+ if (decode_redir) {
err = ceph_redirect_decode(&p, end, &redir);
if (err)
goto bad_put;