On Mon, Aug 10, 2015 at 05:37:30PM +0200, Frank Schreuder wrote:
> Hot-unplugging a disk from a guest that supports hot-unplugging generates an error
> in the libvirt log when running QEMU with the "-msg timestamp=on" flag.
>
> 2015-08-06 10:48:59.945+0000: 11662: error : qemuMonitorTextDriveDel:2594 :
> operation failed: deleting drive-virtio-disk4 drive failed:
> 2015-08-06T10:48:59.945058Z Device 'drive-virtio-disk4' not found
>
> This error is caused because the HMP results are getting prefixed with a timestamp.
> Parsing the output is not reliable with STRPREFIX as the results can be prefixed with a timestamp.
>
> Using strstr ensures that parsing the output works whether the results are prefixed or not.
>
> Cc: Stefan Hajnoczi <stefanha@xxxxxxxxxx>
> Cc: Daniel P. Berrange <berrange@xxxxxxxxxx>
> Signed-off-by: Frank Schreuder <fschreuder@xxxxxxxxxx>
> ---
>
> src/qemu/qemu_monitor_text.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
ACK and pushed.
Jan
> diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c
> index 2aa0460..d5ef089 100644
> --- a/src/qemu/qemu_monitor_text.c
> +++ b/src/qemu/qemu_monitor_text.c
> @@ -2586,7 +2586,7 @@ int qemuMonitorTextDriveDel(qemuMonitorPtr mon,
>
> /* (qemu) drive_del wark
> * Device 'wark' not found */
> - } else if (STRPREFIX(reply, "Device '") && (strstr(reply, "not found"))) {
> + } else if (strstr(reply, "Device '") && strstr(reply, "not found")) {
> /* NB: device not found errors mean the drive was auto-deleted and we
> * ignore the error */
> } else if (STRNEQ(reply, "")) {
> --
> 2.4.5
>
> --
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