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authorEric Blake2017-10-27 12:40:26 +0200
committerEric Blake2017-10-30 21:07:21 +0100
commite7a78d0eff820b56d33be31af1bb49e2948374fd (patch)
tree89887ad46bd17d537a529b25d448271124ac174b /nbd/nbd-internal.h
parentMerge remote-tracking branch 'remotes/borntraeger/tags/s390x-20171030' into s... (diff)
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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/nbd-internal.h')
-rw-r--r--nbd/nbd-internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/nbd/nbd-internal.h b/nbd/nbd-internal.h
index 11a130d050..4bfe5be884 100644
--- a/nbd/nbd-internal.h
+++ b/nbd/nbd-internal.h
@@ -126,6 +126,7 @@ const char *nbd_opt_lookup(uint32_t opt);
const char *nbd_rep_lookup(uint32_t rep);
const char *nbd_info_lookup(uint16_t info);
const char *nbd_cmd_lookup(uint16_t info);
+const char *nbd_err_lookup(int err);
int nbd_drop(QIOChannel *ioc, size_t size, Error **errp);