Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755155AbZFOKLN (ORCPT ); Mon, 15 Jun 2009 06:11:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751590AbZFOKK7 (ORCPT ); Mon, 15 Jun 2009 06:10:59 -0400 Received: from out02.mta.xmission.com ([166.70.13.232]:34218 "EHLO out02.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750964AbZFOKK6 (ORCPT ); Mon, 15 Jun 2009 06:10:58 -0400 To: Tao Ma Cc: Amerigo Wang , Andrew Morton , linux-kernel@vger.kernel.org, Alexey Dobriyan References: <2375c9f90906072341o2cded749m45bdddfdb499469@mail.gmail.com> <4A2CC52B.9010602@oracle.com> <2375c9f90906081743p77934f47n8ba1a018d333b95b@mail.gmail.com> <20090611050929.GA2706@cr0.nay.redhat.com> <20090613040958.GA2959@cr0> <20090615021457.GA3388@cr0.nay.redhat.com> <4A35E32C.30609@oracle.com> <20090615070018.GD3544@cr0.nay.redhat.com> <4A360793.6060000@oracle.com> From: ebiederm@xmission.com (Eric W. Biederman) Date: Mon, 15 Jun 2009 03:10:57 -0700 In-Reply-To: <4A360793.6060000@oracle.com> (Tao Ma's message of "Mon\, 15 Jun 2009 16\:34\:27 +0800") Message-ID: User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-XM-SPF: eid=;;;mid=;;;hst=in02.mta.xmission.com;;;ip=76.21.114.89;;;frm=ebiederm@xmission.com;;;spf=neutral X-SA-Exim-Connect-IP: 76.21.114.89 X-SA-Exim-Rcpt-To: tao.ma@oracle.com, adobriyan@gmail.com, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, xiyou.wangcong@gmail.com X-SA-Exim-Mail-From: ebiederm@xmission.com X-Spam-DCC: XMission; sa02 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: ;Tao Ma X-Spam-Relay-Country: X-Spam-Report: * -1.8 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.0 T_TM2_M_HEADER_IN_MSG BODY: T_TM2_M_HEADER_IN_MSG * -2.6 BAYES_00 BODY: Bayesian spam probability is 0 to 1% * [score: 0.0000] * -0.0 DCC_CHECK_NEGATIVE Not listed in DCC * [sa02 1397; Body=1 Fuz1=1 Fuz2=1] * 0.0 XM_SPF_Neutral SPF-Neutral * 0.4 UNTRUSTED_Relay Comes from a non-trusted relay Subject: Re: [Patch BUGFIX] kcore: fix its wrong size on x86_64 X-SA-Exim-Version: 4.2.1 (built Thu, 25 Oct 2007 00:26:12 +0000) X-SA-Exim-Scanned: Yes (on in02.mta.xmission.com) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 970 Lines: 36 Tao Ma writes: > Hi Amerigo, > > The wrong number I mean is 131941393240064. > > So do you think > [root@test3 ~]# ls -l /proc/kcore > -r-------- 1 root root 131941393240064 Jun 15 13:39 /proc/kcore > > is better than > > [taoma@test2 ~]$ ll /proc/kcore > -r-------- 1 root root 281474974617600 Jun 15 15:20 /proc/kcore > ? > > I don't think so. > > Actually the right result should look like > > [root@test8 ~]# ls -l /proc/kcore > -r-------- 1 root root 5301604352 Jun 15 13:35 /proc/kcore > > And with your patch I can't get this number. Actually that value is the bug. It has absolutely nothing to do with the offsets that are valid within /proc/kcore. Why do you prefer the smaller number? Eric -- 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/