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authorEric Blake <eblake@redhat.com>2017-10-27 12:40:26 +0200
committerEric Blake <eblake@redhat.com>2017-10-30 21:07:21 +0100
commite7a78d0eff820b56d33be31af1bb49e2948374fd (patch)
tree89887ad46bd17d537a529b25d448271124ac174b /nbd/server.c
parentabf6e752e55b2f5afb48303429dea2db7c3a62de (diff)
downloadqemu-e7a78d0eff820b56d33be31af1bb49e2948374fd.tar.gz
nbd: Include error names in trace messages
NBD errors were originally sent over the wire based on Linux errno values; but not all the world is Linux, and not all platforms share the same values. Since a number isn't very easy to decipher on all platforms, update the trace messages to include the name of NBD errors being sent/received over the wire. Tweak the trace messages to be at the point where we are using the NBD error, not the translation to the host errno values. Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20171027104037.8319-2-eblake@redhat.com>
Diffstat (limited to 'nbd/server.c')
-rw-r--r--nbd/server.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/nbd/server.c b/nbd/server.c
index 3df3548d6d..459e00c553 100644
--- a/nbd/server.c
+++ b/nbd/server.c
@@ -1227,7 +1227,8 @@ static int nbd_co_send_simple_reply(NBDClient *client,
{.iov_base = data, .iov_len = len}
};
- trace_nbd_co_send_simple_reply(handle, nbd_err, len);
+ trace_nbd_co_send_simple_reply(handle, nbd_err, nbd_err_lookup(nbd_err),
+ len);
set_be_simple_reply(&reply, nbd_err, handle);
return nbd_co_send_iov(client, iov, len ? 2 : 1, errp);