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From: Johannes Berg <johannes@sipsolutions.net>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: "<linux-wireless@vger.kernel.org>"
	<linux-wireless@vger.kernel.org>,
	Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	"<netdev@vger.kernel.org>" <netdev@vger.kernel.org>,
	Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: [PATCH v4] mac80211: move extra crypto data off the stack
Date: Mon, 17 Oct 2016 15:25:06 +0200	[thread overview]
Message-ID: <1476710706.315.2.camel@sipsolutions.net> (raw)
In-Reply-To: <CAKv+Gu_jdiQn+o5PAZmPfMsQYt8PsOkDE6YNU11VH9WM_QPcvg@mail.gmail.com> (sfid-20161017_152040_808548_79392877)


> Indeed. And it keeps the clutter inside the aes_xxx.c files, which
> could easily be updated in the future to use some auxdata feature if
> it ever materializes.
> 
> I think it would help this code, but also the ESP code you pointed
> out, to have some kind of 'ordered synchronous' CRYPTO_xxx flag,
> where the crypto API could manage the kmem cache and percpu pointers
> to allocations.

Yeah, could be useful to have that more generally.

>  This goes well beyond what we can do as a fix, though, so we need an
> intermediate solution in any case.
> 
> Shall I propose the patch?

I assume you mean a mac80211 patch - sure, I'll take that instead of
the two I have now.

johannes

      reply	other threads:[~2016-10-17 13:25 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-17  8:33 [PATCH v4] mac80211: move extra crypto data off the stack Johannes Berg
2016-10-17  9:14 ` Ard Biesheuvel
2016-10-17  9:17   ` Ard Biesheuvel
     [not found]   ` <CAKv+Gu-aZhCBvnEQoZUZLDPXCrvgxO1pSd=6EHz+tMB+dFz5hg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-17  9:23     ` Johannes Berg
2016-10-17  9:30       ` Ard Biesheuvel
     [not found]         ` <CAKv+Gu_ZH9hO_xbVfOfk90CxFJ6ZTz3PKWB1v23LRVzpBrb=oQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-17  9:35           ` Johannes Berg
     [not found]             ` <1476696918.19992.15.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2016-10-17  9:49               ` Ard Biesheuvel
2016-10-17  9:52             ` Ard Biesheuvel
     [not found]               ` <67161BCC-596E-4DDE-A58E-9195BB5570C2-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-17  9:54                 ` Johannes Berg
2016-10-17 10:02                   ` Ard Biesheuvel
     [not found]                     ` <41D0AC2F-E86E-4A98-AD8B-1239D7E6123A-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-17 13:06                       ` Ard Biesheuvel
2016-10-17 13:16                         ` Johannes Berg
     [not found]                           ` <1476710169.315.1.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2016-10-17 13:20                             ` Ard Biesheuvel
2016-10-17 13:25                               ` Johannes Berg [this message]

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