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| author | Gonglei <arei.gonglei@huawei.com> | 2014-09-26 16:14:32 +0800 |
|---|---|---|
| committer | Michael Tokarev <mjt@tls.msk.ru> | 2014-09-26 21:21:09 +0400 |
| commit | e5048d15ce6addae869f23514b2a1f0d4466418a (patch) | |
| tree | 11eb52e2b9783b08aca6c69498aa55e50a9593ef /os-posix.c | |
| parent | 97699eff3afc9c0dda865882415f81584b926727 (diff) | |
| download | qemu-e5048d15ce6addae869f23514b2a1f0d4466418a.tar.gz qemu-e5048d15ce6addae869f23514b2a1f0d4466418a.tar.bz2 qemu-e5048d15ce6addae869f23514b2a1f0d4466418a.zip | |
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>
Diffstat (limited to 'os-posix.c')
| -rw-r--r-- | os-posix.c | 2 |
1 files changed, 2 insertions, 0 deletions
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; } |