Re: [PATCH][RFC 23/23]: Support for zero-copy TCP transmit of user space data

Herbert Xu
2008-12-20T06:52:14Z

On Fri, Dec 19, 2008 at 10:14:47PM -0800, Jeremy Fitzhardinge wrote:
>
> Ah, so the lifetime of the shared_info structure doesn't match the
> lifetime of the underlying pages, and this mechanism would be
> insufficient for my purposes?

Right.

> If so, how can it be solved?

Well since each individual page can be pulled out I think you
just have to track them.

Cheers,
--
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