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Date:      Fri, 1 Apr 2016 10:18:48 +0200
From:      Hans Petter Selasky <hps@selasky.org>
To:        "Lundberg, Johannes" <johannes@brilliantservice.co.jp>, freebsd-hackers@freebsd.org
Subject:   Re: Zero copy data transfer from Linuxulator to FreeBSD?
Message-ID:  <56FE2EE8.8000301@selasky.org>
In-Reply-To: <CAASDrVncEFU1tXxjEf3PuNSb8uLMbj_dZw9CbH1_79hk79TDDQ@mail.gmail.com>
References:  <CAASDrVncEFU1tXxjEf3PuNSb8uLMbj_dZw9CbH1_79hk79TDDQ@mail.gmail.com>

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On 04/01/16 04:38, Lundberg, Johannes wrote:
> Hi
>
> I have a USB driver that runs in Linux mode and I want to transfer data to
> a native program for processing.
>
> I think that shared memory is not possible, what are other (zero copy)
> options?
>
> Thanks!
>

Can you explain a bit how the current program moves data around?

--HPS



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