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SubjectRe: [PATCH RFC 11/12] vringh: allow vringh_iov_xfer() to skip bytes when ptr is NULL
On Mon, Nov 16, 2020 at 12:32:02PM +0800, Jason Wang wrote:
>On 2020/11/13 下午9:47, Stefano Garzarella wrote:
>>In some cases, it may be useful to provide a way to skip a number
>>of bytes in a vringh_iov.
>>In order to keep vringh_iov consistent, let's reuse vringh_iov_xfer()
>>logic and skip bytes when the ptr is NULL.
>>Signed-off-by: Stefano Garzarella <>
>>I'm not sure if this is the best option, maybe we can add a new
>>function vringh_iov_skip().
>I might be worth to check whether we can convert vringh_iov to use iov
>iterator then we can use iov_iterator_advance() here.

Make sense, I'll take a look.

Thanks for the suggestion,

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