From e5048d15ce6addae869f23514b2a1f0d4466418a Mon Sep 17 00:00:00 2001
From: Gonglei <arei.gonglei@huawei.com>
Date: Fri, 26 Sep 2014 16:14:32 +0800
Subject: os-posix: report error message when lock file failed

It will cause that create vm failed When manager
tool is killed forcibly (kill -9 libvirtd_pid),
the file not was unlink, and unlock. It's better
that report the error message for users.

Signed-off-by: Huangweidong <weidong.huang@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 os-posix.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'os-posix.c')

diff --git a/os-posix.c b/os-posix.c
index e31a099a2b..4898ebf4a2 100644
--- a/os-posix.c
+++ b/os-posix.c
@@ -319,6 +319,8 @@ int qemu_create_pidfile(const char *filename)
         return -1;
     }
     if (lockf(fd, F_TLOCK, 0) == -1) {
+        fprintf(stderr, "lock file '%s' failed: %s\n",
+                filename, strerror(errno));
         close(fd);
         return -1;
     }
-- 
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