From: Jason Cooper <jason@lakedaemon.net>
To: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: Stephan Mueller <smueller@chronox.de>,
Herbert Xu <herbert@gondor.apana.org.au>,
"Pan, Miaoqing" <miaoqing@qti.qualcomm.com>,
Matt Mackall <mpm@selenic.com>,
"miaoqing@codeaurora.org" <miaoqing@codeaurora.org>,
"Valo, Kalle" <kvalo@qca.qualcomm.com>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
ath9k-devel <ath9k-devel@qca.qualcomm.com>,
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
"Sepehrdad, Pouyan" <pouyans@qti.qualcomm.com>
Subject: Re: [PATCH 2/2] ath9k: disable RNG by default
Date: Tue, 9 Aug 2016 17:51:08 +0000 [thread overview]
Message-ID: <20160809175108.GE2013@io.lakedaemon.net> (raw)
In-Reply-To: <20160809102458.GA20214@khazad-dum.debian.net>
Hi Henrique,
On Tue, Aug 09, 2016 at 07:24:58AM -0300, Henrique de Moraes Holschuh wrote:
> On Tue, 09 Aug 2016, Stephan Mueller wrote:
> > RHEL 7 and Fedora do not adjust it. So, shall we consider those rng-tools then
> > broken (at least in those large distros)?
>
> Might I humbly suggest that the kernel start providing some metatada
> about the quality of the random source that userspace can consume?
> Preferably by a new ioctl, so that it will fit naturally if we ever
> extend /dev/hwrng to support more than one source?
>
> That would allow for auto tunning to be implemented in userspace...
See my reply to Keith Packard's proposed multi-device hw_random patch:
https://lkml.kernel.org/r/20160809165710.GC2013@io.lakedaemon.net
and top of thread:
https://lkml.kernel.org/r/1469477255-26824-1-git-send-email-keithp@keithp.com
thx,
Jason.
next prev parent reply other threads:[~2016-08-09 17:53 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-09 7:02 [PATCH 1/2] ath9k: change entropy formula for easier understanding miaoqing
2016-08-09 7:02 ` [PATCH 2/2] ath9k: disable RNG by default miaoqing
[not found] ` <1470726147-30095-2-git-send-email-miaoqing-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-08-09 7:14 ` Stephan Mueller
2016-08-09 7:35 ` Pan, Miaoqing
2016-08-09 8:07 ` Stephan Mueller
2016-08-09 8:58 ` Herbert Xu
2016-08-09 9:02 ` Stephan Mueller
[not found] ` <2569442.q63FVBJjUH-gNvIQDDl/k7Ia13z/PHSgg@public.gmane.org>
2016-08-09 9:17 ` Herbert Xu
[not found] ` <20160809091755.GA6370-lOAM2aK0SrRLBo1qDEOMRrpzq4S04n8Q@public.gmane.org>
2016-08-09 9:37 ` Stephan Mueller
2016-08-09 9:46 ` Herbert Xu
2016-08-09 9:56 ` Stephan Mueller
2016-08-09 9:56 ` Herbert Xu
2016-08-09 10:06 ` Stephan Mueller
[not found] ` <11316081.S4pPZmZMrt-gNvIQDDl/k7Ia13z/PHSgg@public.gmane.org>
2016-08-09 10:24 ` Henrique de Moraes Holschuh
2016-08-09 17:51 ` Jason Cooper [this message]
[not found] ` <1645997.7cVzaEi3NG-gNvIQDDl/k7Ia13z/PHSgg@public.gmane.org>
2016-08-10 2:35 ` Pan, Miaoqing
[not found] ` <1470796501856.53342-Rm6X0d1/PG5y9aJCnZT0Uw@public.gmane.org>
2016-08-10 5:29 ` Stephan Mueller
[not found] ` <1543667.vXsZDTRgbm-jJGQKZiSfeo1haGO/jJMPxvVK+yQ3ZXh@public.gmane.org>
2016-08-10 6:04 ` Pan, Miaoqing
2016-08-10 6:25 ` Stephan Mueller
[not found] ` <14565196.xaXq375WQg-gNvIQDDl/k7Ia13z/PHSgg@public.gmane.org>
2016-08-10 6:46 ` Pan, Miaoqing
2016-08-10 6:51 ` Stephan Mueller
2016-08-10 7:15 ` Pan, Miaoqing
[not found] ` <c0951e085764481d8d85637734e2e14b-fhY3XlRGNI1pWAYlkNb9jaRtKmQZhJ7pQQ4Iyu8u01E@public.gmane.org>
2016-08-10 7:27 ` Stephan Mueller
[not found] ` <4321952.1nMxxDi7Wz-jJGQKZiSfeo1haGO/jJMPxvVK+yQ3ZXh@public.gmane.org>
2016-08-10 7:40 ` Pan, Miaoqing
[not found] ` <1e8e88ad7de64c528f08c75ff9176ab8-fhY3XlRGNI1pWAYlkNb9jaRtKmQZhJ7pQQ4Iyu8u01E@public.gmane.org>
2016-08-10 7:43 ` Pan, Miaoqing
[not found] ` <389c3c1fdde2447aacf31a8b4aadfc08-fhY3XlRGNI1pWAYlkNb9jaRtKmQZhJ7pQQ4Iyu8u01E@public.gmane.org>
2016-08-10 13:24 ` Jason Cooper
2016-08-11 2:54 ` miaoqing
[not found] ` <14a3879458f3bfc36068c2e8294ca448-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-08-11 13:14 ` Jason Cooper
2016-08-09 17:48 ` Jason Cooper
2016-09-28 10:00 ` [2/2] " Kalle Valo
[not found] ` <1470726147-30095-1-git-send-email-miaoqing-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-09-27 14:53 ` [1/2] ath9k: change entropy formula for easier understanding Kalle Valo
2016-10-13 14:23 ` Kalle Valo
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