[libvirt] [PATCH] fix the check of the output of monitor command 'device_add'

Wen Congyang wency at cn.fujitsu.com
Fri Mar 25 03:40:06 UTC 2011


At 03/24/2011 11:25 PM, Eric Blake Write:
> On 03/24/2011 02:56 AM, Wen Congyang wrote:
>> Hotpluging host usb device by text mode will fail, because the monitor
>> command 'device_add' outputs 'husb: using...' if it succeeds, but we
>> think the command should not output anything.
>>
>> Signed-off-by: Wen Congyang <wency at cn.fujitsu.com>
>>
>> ---
>>  src/qemu/qemu_monitor_text.c |   10 +++++++++-
>>  1 files changed, 9 insertions(+), 1 deletions(-)
>>
>> diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c
>> index 91ecc8b..75b2995 100644
>> --- a/src/qemu/qemu_monitor_text.c
>> +++ b/src/qemu/qemu_monitor_text.c
>> @@ -2283,7 +2283,15 @@ int qemuMonitorTextAddDevice(qemuMonitorPtr mon,
>>          goto cleanup;
>>      }
>>  
>> -    /* If the command succeeds, no output is sent. So
>> +    /* If the host device is hotpluged first time, qemu will output
>> +     * husb: using %s file-system with %s if the command succeeds.
> 
> ACK.  I was a bit surprised that qemu had a leading h, but git grep on
> qemu.git confirmed this is correct.
> 

Thanks. Pushed.




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