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SubjectRe: [RFC PATCH V2 4/5] vhost: introduce helpers to get the size of metadata area
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On 2019/3/6 下午6:56, Christophe de Dinechin wrote:
>> On 6 Mar 2019, at 08:18, Jason Wang<jasowang@redhat.com> wrote:
>>
>> Signed-off-by: Jason Wang<jasowang@redhat.com>
>> ---
>> drivers/vhost/vhost.c | 46 ++++++++++++++++++++++++++++------------------
>> 1 file changed, 28 insertions(+), 18 deletions(-)
>>
>> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
>> index 2025543..1015464 100644
>> --- a/drivers/vhost/vhost.c
>> +++ b/drivers/vhost/vhost.c
>> @@ -413,6 +413,27 @@ static void vhost_dev_free_iovecs(struct vhost_dev *dev)
>> vhost_vq_free_iovecs(dev->vqs[i]);
>> }
>>
>> +static size_t vhost_get_avail_size(struct vhost_virtqueue *vq, int num)
> Nit: Any reason not to make `num` unsigned or size_t?
>

Let me use unsigned int to match the definition of vq->num.

Thanks


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