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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>
This commit is contained in:
Peter Lieven 2014-03-17 09:37:21 +01:00 committed by Kevin Wolf
parent b7d769c932
commit 20fccb187c
1 changed files with 3 additions and 0 deletions
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3
block/nfs.c
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@ -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);