[PATCH v2 0/2] vhost: fix async address mapping

Maxime Coquelin maxime.coquelin at redhat.com
Fri Feb 4 11:43:17 CET 2022



On 2/1/22 12:29, Kevin Traynor wrote:
> On 01/02/2022 08:28, Maxime Coquelin wrote:
>>
>>
>> On 1/19/22 16:10, xuan.ding at intel.com wrote:
>>> From: Xuan Ding <xuan.ding at intel.com>
>>>
>>> This patchset fixes the issue of incorrect DMA mapping in PA mode.
>>> Due to the ambiguity of host_phys_addr naming in the guest page
>>> struct, rename it to host_iova.
>>>
>>> v2:
>>> * Change the order of patch.
>>
>> I'm not sure why you changed the order of the patches.
>> Now, the second one is the fix, so it will make the backport more
>> difficult. Either both are considered to be fixes. I think it can make
>> sense as the renaming does not introduce risk of regression and will
>> make backporting patches easier in the future.
>>
>> Other solution is to reverse the order again, but I think tagging the
>> renaming as a fix is OK for me here.
>>
>> What do you think?
>>
> 
> Either way sounds ok to me, but can you also add stable tag(s). There 
> isn't a stable tag on either patch at present. Thanks.

OK, will do.

Thanks Kevin,
Maxime

>> Regards,
>> Maxime
>>
>>>
>>> Xuan Ding (2):
>>>     vhost: rename field in guest page struct
>>>     vhost: fix physical address mapping
>>>
>>>    lib/vhost/vhost.h      |  11 ++--
>>>    lib/vhost/vhost_user.c | 130 
>>> ++++++++++++++++++++---------------------
>>>    lib/vhost/virtio_net.c |  11 ++--
>>>    3 files changed, 75 insertions(+), 77 deletions(-)
>>>
>>
> 



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