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From: Herbert Xu <herbert@gondor.apana.org.au>
To: "Stephan Müller" <smueller@chronox.de>
Cc: linux-crypto@vger.kernel.org
Subject: Re: [PATCH 1/2] crypto: aead AF_ALG - overhaul memory management
Date: Fri, 13 Jan 2017 18:21:45 +0800	[thread overview]
Message-ID: <20170113102145.GA23349@gondor.apana.org.au> (raw)
In-Reply-To: <5211147.RjDSfvrhhz@tauon.atsec.com>

On Thu, Jan 12, 2017 at 05:19:57PM +0100, Stephan Müller wrote:
>
> > I don't understand, what's wrong with:
> > 
> > sendmsg(fd, ...)
> > aio_read(iocb1)
> > sendmsg(fd, ...)
> > aio_read(iocb2)
> 
> Sure, that works. But here you limit yourself to one IOCB per aio_read. But 
> aio_read supports multiple IOCBs in one invocation. And this is the issue I am 
> considering.

Not really.  You just lay it out in the same way with lio_listio.
That is, a write followed by read, etc.

Cheers,
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

  reply	other threads:[~2017-01-13 10:21 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-25 17:13 [PATCH 0/2] crypto: AF_ALG memory management fix Stephan Müller
2016-12-25 17:15 ` [PATCH 1/2] crypto: aead AF_ALG - overhaul memory management Stephan Müller
2017-01-12 15:51   ` Herbert Xu
2017-01-12 15:56     ` Stephan Müller
2017-01-12 16:05       ` Stephan Müller
2017-01-12 16:07         ` Herbert Xu
2017-01-12 16:10           ` Stephan Müller
2017-01-12 16:17             ` Herbert Xu
2017-01-12 16:19               ` Stephan Müller
2017-01-13 10:21                 ` Herbert Xu [this message]
2017-01-13 10:49                   ` Stephan Müller
2017-01-13 11:03                     ` Herbert Xu
2017-01-13 11:10                       ` Stephan Müller
2017-01-13 11:12                         ` Herbert Xu
2017-01-13 11:16                           ` Stephan Müller
2017-01-13 11:25                             ` Herbert Xu
2017-01-13 11:51                               ` Stephan Müller
2017-01-16 13:41                               ` Stephan Müller
2016-12-25 17:15 ` [PATCH 2/2] crypto: skcipher " Stephan Müller

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