From: Peter Lieven <pl@kamp.de>
Date: Mon, 17 Mar 2014 08:37:21 +0000 (+0100)
Subject: block/nfs: report errors from libnfs
X-Git-Tag: qemu-xen-4.5.0-rc1~95^2~1
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=20fccb187c54105177a7859360e3cb7166c8f22f;p=qemu-upstream-4.5-testing.git

block/nfs: report errors from libnfs

if an NFS operation fails we should report what libnfs knows
about the failure. It is likely more than just an error code.

Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/block/nfs.c b/block/nfs.c
index ef731f04e..98aa363e4 100644
--- a/block/nfs.c
+++ b/block/nfs.c
@@ -112,6 +112,9 @@ nfs_co_generic_cb(int ret, struct nfs_context *nfs, void *data,
     if (task->ret == 0 && task->st) {
         memcpy(task->st, data, sizeof(struct stat));
     }
+    if (task->ret < 0) {
+        error_report("NFS Error: %s", nfs_get_error(nfs));
+    }
     if (task->co) {
         task->bh = qemu_bh_new(nfs_co_generic_bh_cb, task);
         qemu_bh_schedule(task->bh);