linux-kernel - Re: [PATCH 00/11] Add compression support to pstore

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Message-ID: <CA+8MBb+pkKpaEDs6J_XbzM3wzady2MjdU+jcDP+jH1f1VBxG5w@mail.gmail.com>
Date:	Tue, 6 Aug 2013 22:35:19 -0700
From:	Tony Luck <tony.luck@...il.com>
To:	Aruna Balakrishnaiah <aruna@...ux.vnet.ibm.com>
Cc:	"linuxppc-dev@...abs.org" <linuxppc-dev@...abs.org>,
	"paulus@...ba.org" <paulus@...ba.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"benh@...nel.crashing.org" <benh@...nel.crashing.org>,
	"keescook@...omium.org" <keescook@...omium.org>
Subject: Re: [PATCH 00/11] Add compression support to pstore

On Tue, Aug 6, 2013 at 10:13 PM, Aruna Balakrishnaiah
<aruna@...ux.vnet.ibm.com> wrote:
> How is it with erst and efivars?

ERST is at the whim of the BIOS writer (the ACPI standard doesn't provide any
suggestions on record sizes).  My systems support ~6K record size.

efivars has, IIRC, a 1k limit coded in the Linux back end.

-Tony
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