Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757300AbYJIB2u (ORCPT ); Wed, 8 Oct 2008 21:28:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751690AbYJIB2l (ORCPT ); Wed, 8 Oct 2008 21:28:41 -0400 Received: from rv-out-0506.google.com ([209.85.198.230]:40884 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752818AbYJIB2k (ORCPT ); Wed, 8 Oct 2008 21:28:40 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references:x-google-sender-auth; b=UPhShjd2OJIKVgsF8X3iE6kPTo74e0AjW5alO807+mMBWqfdpjsUlbtT8TkyuGVr57 UQxCck+4jjcgxVEketcyCd9Ys4U+wEAqVgJTMPDofH5RlPO/v2f9D0yCLgKUyfcCowCL J2zp1BCrxmq0GafJr+rf7iYKLbHj/wzbIM+Mw= Message-ID: <86802c440810081828m2b9210e6y81503bdffe12fb03@mail.gmail.com> Date: Wed, 8 Oct 2008 18:28:39 -0700 From: "Yinghai Lu" To: "Randy Dunlap" Subject: Re: [PATCH 1/3] x86: mtrr_cleanup update command line Cc: "Ingo Molnar" , "Thomas Gleixner" , "H. Peter Anvin" , "Andrew Morton" , linux-kernel@vger.kernel.org In-Reply-To: <20081008170751.6d86b8e2.rdunlap@xenotime.net> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1222817380-29481-1-git-send-email-yhlu.kernel@gmail.com> <20080930165739.7847be37.rdunlap@xenotime.net> <20081008170751.6d86b8e2.rdunlap@xenotime.net> X-Google-Sender-Auth: 04bbf1c9243e27c7 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4524 Lines: 102 On Wed, Oct 8, 2008 at 5:07 PM, Randy Dunlap wrote: > On Tue, 30 Sep 2008 16:57:39 -0700 Randy Dunlap wrote: > > BTW, this comment is alread in Documentation/kernel-parameters.txt, at the top of the file: oh... > > The following is a consolidated list of the kernel parameters as implemented > (mostly) by the __setup() macro and sorted into English Dictionary order > (defined as ignoring all punctuation and sorting digits before letters in a > case insensitive manner), and with descriptions where known. > > how about like to filter out disable, enable, no, etc... diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 4b9ee9b..782e2b0 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -620,35 +620,6 @@ and is between 256 and 4096 characters. It is defined in the file See drivers/char/README.epca and Documentation/digiepca.txt. - disable_mtrr_cleanup [X86] - enable_mtrr_cleanup [X86] - The kernel tries to adjust MTRR layout from continuous - to discrete, to make X server driver able to add WB - entry later. This parameter enables/disables that. - - mtrr_chunk_size=nn[KMG] [X86] - used for mtrr cleanup. It is largest continous chunk - that could hold holes aka. UC entries. - - mtrr_gran_size=nn[KMG] [X86] - Used for mtrr cleanup. It is granularity of mtrr block. - Default is 1. - Large value could prevent small alignment from - using up MTRRs. - - mtrr_spare_reg_nr=n [X86] - Format: - Range: 0,7 : spare reg number - Default : 1 - Used for mtrr cleanup. It is spare mtrr entries number. - Set to 2 or more if your graphical card needs more. - - disable_mtrr_trim [X86, Intel and AMD only] - By default the kernel will trim any uncacheable - memory out of your available memory pool based on - MTRR settings. This parameter disables that behavior, - possibly causing your machine to run very slowly. - dmasound= [HW,OSS] Sound subsystem buffers dscc4.setup= [NET] @@ -1310,6 +1281,35 @@ and is between 256 and 4096 characters. It is defined in the file [HW] Make the MicroTouch USB driver use raw coordinates ('y', default) or cooked coordinates ('n') + disable_mtrr_cleanup [X86] + enable_mtrr_cleanup [X86] + The kernel tries to adjust MTRR layout from continuous + to discrete, to make X server driver able to add WB + entry later. This parameter enables/disables that. + + mtrr_chunk_size=nn[KMG] [X86] + used for mtrr cleanup. It is largest continous chunk + that could hold holes aka. UC entries. + + mtrr_gran_size=nn[KMG] [X86] + Used for mtrr cleanup. It is granularity of mtrr block. + Default is 1. + Large value could prevent small alignment from + using up MTRRs. + + mtrr_spare_reg_nr=n [X86] + Format: + Range: 0,7 : spare reg number + Default : 1 + Used for mtrr cleanup. It is spare mtrr entries number. + Set to 2 or more if your graphical card needs more. + + disable_mtrr_trim [X86, Intel and AMD only] + By default the kernel will trim any uncacheable + memory out of your available memory pool based on + MTRR settings. This parameter disables that behavior, + possibly causing your machine to run very slowly. + n2= [NET] SDL Inc. RISCom/N2 synchronous serial card NCR_D700= [HW,SCSI] -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/