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libceph: drop msg argument from ceph_osdc_callback_t

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finish_read(), its only user, uses it to get to hdr.data_len, which is
what ->r_result is set to on success.  This gains us the ability to
safely call callbacks from contexts other than reply, e.g. map check.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov
2016-04-28 16:07:24 +02:00
parent bb873b5391
commit 85e084feb4
5 changed files with 12 additions and 16 deletions
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4
net/ceph/osd_client.c
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@@ -2048,7 +2048,7 @@ static void handle_reply(struct ceph_osd_client *osdc, struct ceph_msg *msg)
result >= 0 && !(flags & CEPH_OSD_FLAG_ONDISK))
req->r_unsafe_callback(req, true);
if (req->r_callback)
req->r_callback(req, msg);
req->r_callback(req);
else
complete_all(&req->r_completion);
}
@@ -2072,7 +2072,7 @@ bad_put:
req->r_result = -EIO;
__unregister_request(osdc, req);
if (req->r_callback)
req->r_callback(req, msg);
req->r_callback(req);
else
complete_all(&req->r_completion);
complete_request(req);