From mboxrd@z Thu Jan 1 00:00:00 1970 From: joeyli Subject: Re: [PATCH V6 3/3] efi: Distinguish between "remaining space" and actually used space Date: Wed, 24 Apr 2013 21:23:56 +0800 Message-ID: <1366809836.23707.331.camel@linux-s257.site> References: <1365561717-12343-1-git-send-email-matthew.garrett@nebula.com> <1366056587-24414-1-git-send-email-matthew.garrett@nebula.com> <1366056587-24414-4-git-send-email-matthew.garrett@nebula.com> <1366798111.23707.293.camel@linux-s257.site> <1366798497.13667.25.camel@x230.lan> <1366801173.23707.323.camel@linux-s257.site> <1366804640.13667.27.camel@x230.lan> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1366804640.13667.27.camel-+5W/JHIUVxg@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Matthew Garrett Cc: "matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org" , "linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-efi@vger.kernel.org =E6=96=BC =E4=B8=89=EF=BC=8C2013-04-24 =E6=96=BC 11:57 +0000=EF=BC=8CMa= tthew Garrett =E6=8F=90=E5=88=B0=EF=BC=9A > On Wed, 2013-04-24 at 18:59 +0800, joeyli wrote: >=20 > > Then why we don't just remove the "remaining_size" condition but on= ly > > monitor the active_size should not larger then 1/2 storage_size? >=20 > If we calculate active_size as using more than 50% of the storage spa= ce > but remaining_size says we still have more than 50% available, we sho= uld > trust remaining_size instead of active_size. >=20 > --=20 > Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org That makes sense because BIOS base on remaining_size to trigger garbage collection. Thanks for your clarification! Joey Lee From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755014Ab3DXNZ3 (ORCPT ); Wed, 24 Apr 2013 09:25:29 -0400 Received: from smtp.nue.novell.com ([195.135.221.5]:59357 "EHLO smtp.nue.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754338Ab3DXNZ1 (ORCPT ); Wed, 24 Apr 2013 09:25:27 -0400 Subject: Re: [PATCH V6 3/3] efi: Distinguish between "remaining space" and actually used space From: joeyli To: Matthew Garrett Cc: "matt.fleming@intel.com" , "linux-efi@vger.kernel.org" , "x86@kernel.org" , "linux-kernel@vger.kernel.org" In-Reply-To: <1366804640.13667.27.camel@x230.lan> References: <1365561717-12343-1-git-send-email-matthew.garrett@nebula.com> <1366056587-24414-1-git-send-email-matthew.garrett@nebula.com> <1366056587-24414-4-git-send-email-matthew.garrett@nebula.com> <1366798111.23707.293.camel@linux-s257.site> <1366798497.13667.25.camel@x230.lan> <1366801173.23707.323.camel@linux-s257.site> <1366804640.13667.27.camel@x230.lan> Content-Type: text/plain; charset="UTF-8" Date: Wed, 24 Apr 2013 21:23:56 +0800 Message-ID: <1366809836.23707.331.camel@linux-s257.site> Mime-Version: 1.0 X-Mailer: Evolution 2.28.2 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 於 三，2013-04-24 於 11:57 +0000，Matthew Garrett 提到： > On Wed, 2013-04-24 at 18:59 +0800, joeyli wrote: > > > Then why we don't just remove the "remaining_size" condition but only > > monitor the active_size should not larger then 1/2 storage_size? > > If we calculate active_size as using more than 50% of the storage space > but remaining_size says we still have more than 50% available, we should > trust remaining_size instead of active_size. > > -- > Matthew Garrett | mjg59@srcf.ucam.org That makes sense because BIOS base on remaining_size to trigger garbage collection. Thanks for your clarification! Joey Lee