linux-kernel - Re: [PATCH 2/2] regmap: cache: Fall back to register by register read for cache defaults

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 1 Feb 2016 22:13:46 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Fabio Estevam <festevam@...il.com>
Cc:	"Maciej S. Szmigiero" <mail@...iej.szmigiero.name>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	Nicolin Chen <nicoleotsuka@...il.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] regmap: cache: Fall back to register by register
 read for cache defaults

On Mon, Feb 01, 2016 at 07:58:54PM -0200, Fabio Estevam wrote:
> On Mon, Feb 1, 2016 at 7:41 PM, Mark Brown <broonie@...nel.org> wrote:
> > On Mon, Feb 01, 2016 at 09:38:15PM +0000, Mark Brown wrote:
> >> If we are unable to read the cache defaults for a regmap then fall back
> >> on attempting to read them word by word. This is going to be painfully
> >> slow for large regmaps but might be adequate for smaller ones.

> > Competely untested, hopefully it helps fix the issues with the SSI.

> After applying this series I get:

Please try to fix it yourself, probably needs setting cache_bypass
around the manual fill.

Download attachment "signature.asc" of type "application/pgp-signature" (474 bytes)