* Re: [dpdk-stable] [dpdk-dev] [PATCH v2] vhost: fix corner case for enqueue operation
[not found] ` <310219be-daa2-eb06-fc02-1e76784a01f4@redhat.com>
@ 2018-09-27 18:05 ` Kevin Traynor
2018-09-27 18:34 ` Maxime Coquelin
0 siblings, 1 reply; 2+ messages in thread
From: Kevin Traynor @ 2018-09-27 18:05 UTC (permalink / raw)
To: Maxime Coquelin, Jiayu Hu, dev; +Cc: tiwei.bie, zhihong.wang, Gavin.Hu, stable
On 09/27/2018 01:37 PM, Maxime Coquelin wrote:
>
>
> On 09/27/2018 02:24 PM, Maxime Coquelin wrote:
>>
>>
>> On 09/17/2018 05:54 AM, Jiayu Hu wrote:
>>> When perform enqueue operations on the split and packed ring,
>> s/perform/performing/
>> s/ring/rings/
>>> if the reserved buffer length from the descriptor table execeeds
>>> 65535, the returned length by fill_vec_buf_split/_packed() is
>>> overflowed. This patch is to avoid this corner case.
>> s/overflowed/overflows/
>>>
>>> Fixes: f689586b ("vhost: shadow used ring update")
>>> Fixes: fd68b473 ("vhost: use buffer vectors in dequeue path")
>>> Fixes: 2f3225a7 ("vhost: add vector filling support for packed ring")
>>> Fixes: 37f5e79a ("vhost: add shadow used ring support for packed rings")
>>> Fixes: a922401f ("vhost: add Rx support for packed ring")
>>> Fixes: ae999ce4 ("vhost: add Tx support for packed ring")
>>>
It breaks the record for number of Fixes? :-)
I think relevant for stables also - any reason why not?
>>> Signed-off-by: Jiayu Hu <jiayu.hu@intel.com>
>>> ---
>>> lib/librte_vhost/virtio_net.c | 20 +++++++++++---------
>>> 1 file changed, 11 insertions(+), 9 deletions(-)
>>>
>>
>> Other than that, the patch looks good to me. Thanks for fixing it.
>>
>> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
>>
>> Maxime
>
> Applied to dpdk-next-virtio/master with commit message fix.
>
> Thanks,
> Maxime
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-stable] [dpdk-dev] [PATCH v2] vhost: fix corner case for enqueue operation
2018-09-27 18:05 ` [dpdk-stable] [dpdk-dev] [PATCH v2] vhost: fix corner case for enqueue operation Kevin Traynor
@ 2018-09-27 18:34 ` Maxime Coquelin
0 siblings, 0 replies; 2+ messages in thread
From: Maxime Coquelin @ 2018-09-27 18:34 UTC (permalink / raw)
To: Kevin Traynor, Jiayu Hu, dev; +Cc: tiwei.bie, zhihong.wang, Gavin.Hu, stable
On 09/27/2018 08:05 PM, Kevin Traynor wrote:
> On 09/27/2018 01:37 PM, Maxime Coquelin wrote:
>>
>>
>> On 09/27/2018 02:24 PM, Maxime Coquelin wrote:
>>>
>>>
>>> On 09/17/2018 05:54 AM, Jiayu Hu wrote:
>>>> When perform enqueue operations on the split and packed ring,
>>> s/perform/performing/
>>> s/ring/rings/
>>>> if the reserved buffer length from the descriptor table execeeds
>>>> 65535, the returned length by fill_vec_buf_split/_packed() is
>>>> overflowed. This patch is to avoid this corner case.
>>> s/overflowed/overflows/
>>>>
>>>> Fixes: f689586b ("vhost: shadow used ring update")
>>>> Fixes: fd68b473 ("vhost: use buffer vectors in dequeue path")
>>>> Fixes: 2f3225a7 ("vhost: add vector filling support for packed ring")
>>>> Fixes: 37f5e79a ("vhost: add shadow used ring support for packed rings")
>>>> Fixes: a922401f ("vhost: add Rx support for packed ring")
>>>> Fixes: ae999ce4 ("vhost: add Tx support for packed ring")
>>>>
>
> It breaks the record for number of Fixes? :-)
This is exhaustive! :)
>
> I think relevant for stables also - any reason why not?
Forgot to mention, but I added it while applying.
FYI, it targets v18.08.
>>>> Signed-off-by: Jiayu Hu <jiayu.hu@intel.com>
>>>> ---
>>>> lib/librte_vhost/virtio_net.c | 20 +++++++++++---------
>>>> 1 file changed, 11 insertions(+), 9 deletions(-)
>>>>
>>>
>>> Other than that, the patch looks good to me. Thanks for fixing it.
>>>
>>> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
>>>
>>> Maxime
>>
>> Applied to dpdk-next-virtio/master with commit message fix.
>>
>> Thanks,
>> Maxime
>
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2018-09-27 18:05 ` [dpdk-stable] [dpdk-dev] [PATCH v2] vhost: fix corner case for enqueue operation Kevin Traynor
2018-09-27 18:34 ` Maxime Coquelin
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