Received: by 2002:ac0:aed5:0:0:0:0:0 with SMTP id t21csp3940840imb; Wed, 6 Mar 2019 01:05:27 -0800 (PST) X-Google-Smtp-Source: APXvYqwDoV9Ap9iM4FQkE7fzmFDXOBDxtsyo6kS/U+ZB4erIecjCddgp42sMVPVyZj0vrA6gQDiV X-Received: by 2002:a65:620f:: with SMTP id d15mr5363435pgv.112.1551863126965; Wed, 06 Mar 2019 01:05:26 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1551863126; cv=none; d=google.com; s=arc-20160816; b=nbpSI79w1y8S++f+dmPZjZwPXn6DhnHaL8E3P5jny9pYFz7R2gsnUUN2glaNrTFCi6 T76I+RHMHaebJYMOw3uhCpAVuRFUEgT/EKDkQXHXKfv75iyc9zZOXEwEChqK6c0jjSer TFcVGVhXYfVsNhWW43zwZMwjkEM3JtrNJ2eIK8/Siv3IgGga5jTi5AIaTMrxILpsGI/i 1GTWwkTBJD2iJiUbg9pj5bUt9Q51iDcGHj2MvpHBZIC3Sp2hnzh4cI5BRjIQUB4pyww/ KAbd8iauXywdPmg4JbsMUZTs8xdXIFUqdQJEXWPVsEHWCX8aW1/DyVUE9tNgsavYUCJw gUAw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=U5zDUX+X4yScSA7aIcXSe6O7uaitDFPOVaLwipi12ZI=; b=xqjWpDHs4moZEOvCS7nM0JQB4xZit+g4bHCu1dSPkNHAczgP8rZNb93nJ/MCcs4iLq TK8AvNClHDle58kuO9AlKDjQKWuh5qtF6xAVuodBBrs8lGbKjgIrZBNc9300H5royLzD 3VAoQcGS3w1Zk2JeneT5IyvWbP8/Iq1zncXTcfzdZ4jNKGARaPt646mMMboqXKiy9cDS k66JlPQYjkyo2M7T2egfvzIWCuPQfRwpdaAe4Km+Hd5dXgAdU5aeHXN3JpSZT6J8V/CN UdR8JKxG4OsWWQQTWbTsNW/059PuQQ0CV8V3oqAU1kClPeVp6/TAD630ff9NZPeSqCP+ /eMA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t18si948607pgv.285.2019.03.06.01.05.11; Wed, 06 Mar 2019 01:05:26 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729307AbfCFJDR (ORCPT + 99 others); Wed, 6 Mar 2019 04:03:17 -0500 Received: from mx1.redhat.com ([209.132.183.28]:38214 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726391AbfCFJDR (ORCPT ); Wed, 6 Mar 2019 04:03:17 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 93BC130917A8; Wed, 6 Mar 2019 09:03:16 +0000 (UTC) Received: from localhost (ovpn-12-21.pek2.redhat.com [10.72.12.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C6D355C28C; Wed, 6 Mar 2019 09:03:09 +0000 (UTC) Date: Wed, 6 Mar 2019 17:03:07 +0800 From: Baoquan He To: Kairui Song Cc: Linux Kernel Mailing List , Thomas Gleixner , Borislav Petkov , Ingo Molnar , "H. Peter Anvin" , Jiri Bohac , Alexey Dobriyan , Andrew Morton , Omar Sandoval , Bhupesh Sharma , Dave Young Subject: Re: [PATCH v2] x86/gart/kcore: Exclude GART aperture from kcore Message-ID: <20190306090307.GG14858@MiWiFi-R3L-srv> References: <20190102105408.7124-1-kasong@redhat.com> <20190123141432.GA19177@MiWiFi-R3L-srv> <20190124021744.GB19177@MiWiFi-R3L-srv> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.41]); Wed, 06 Mar 2019 09:03:16 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/06/19 at 04:48pm, Kairui Song wrote: > On Tue, Feb 19, 2019 at 4:00 PM Kairui Song wrote: > Hi Baoquan, after second thought, vmcore and kcore are doing similar > thing but still quite independent of each, didn't see any simple way > to share the logic. > And for the following naming issue I think considering the context > there is no problem, "exclude_from_vmcore(aper_alloc, aper_order)" is > clearly doing what it literally means, excluding the aperture from > vmcore. > > Let me know if anything is wrong, will send V4 later reuse this approach. Thanks for the effort. Yes, saw your v3. I kept quiet because I personally prefer the v2 method which is similar to vmcore handling. So if you have investigated and decided to do v2 way after deliberate thought, feel free to post v4. I will make time to review. Thanks Baoquan