From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755059AbcHAUMX (ORCPT ); Mon, 1 Aug 2016 16:12:23 -0400 Received: from out02.mta.xmission.com ([166.70.13.232]:42631 "EHLO out02.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754890AbcHAUMP (ORCPT ); Mon, 1 Aug 2016 16:12:15 -0400 From: ebiederm@xmission.com (Eric W. Biederman) To: "Wei\, Jiangang" Cc: "linux-kernel\@vger.kernel.org" , "kexec\@lists.infradead.org" , "tglx\@linutronix.de" , "bhe\@redhat.com" , "xpang\@redhat.com" , "kernel\@kyup.com" , "x86\@kernel.org" , "hpa\@zytor.com" , "mingo\@redhat.com" References: <1469501995-2991-1-git-send-email-weijg.fnst@cn.fujitsu.com> <1470033660.7811.99.camel@localhost> Date: Mon, 01 Aug 2016 12:09:18 -0500 In-Reply-To: <1470033660.7811.99.camel@localhost> (Jiangang Wei's message of "Mon, 1 Aug 2016 06:44:03 +0000") Message-ID: <87twf4xvpd.fsf@x220.int.ebiederm.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-XM-SPF: eid=1bUGv8-0006ct-OX;;;mid=<87twf4xvpd.fsf@x220.int.ebiederm.org>;;;hst=in02.mta.xmission.com;;;ip=67.3.204.119;;;frm=ebiederm@xmission.com;;;spf=neutral X-XM-AID: U2FsdGVkX1/Du/oygQHkFGKopjMgwyn3TGVn+2VLtEw= X-SA-Exim-Connect-IP: 67.3.204.119 X-SA-Exim-Mail-From: ebiederm@xmission.com X-Spam-Report: * -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.0 TVD_RCVD_IP Message was received from an IP address * 0.0 T_TM2_M_HEADER_IN_MSG BODY: No description available. * 0.8 BAYES_50 BODY: Bayes spam probability is 40 to 60% * [score: 0.4349] * -0.0 DCC_CHECK_NEGATIVE Not listed in DCC * [sa05 1397; Body=1 Fuz1=1 Fuz2=1] * 0.0 T_TooManySym_01 4+ unique symbols in subject X-Spam-DCC: XMission; sa05 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: ;"Wei\, Jiangang" X-Spam-Relay-Country: X-Spam-Timing: total 533 ms - load_scoreonly_sql: 0.03 (0.0%), signal_user_changed: 2.6 (0.5%), b_tie_ro: 1.87 (0.4%), parse: 0.56 (0.1%), extract_message_metadata: 9 (1.7%), get_uri_detail_list: 0.53 (0.1%), tests_pri_-1000: 3.3 (0.6%), tests_pri_-950: 0.95 (0.2%), tests_pri_-900: 0.81 (0.2%), tests_pri_-400: 16 (3.0%), check_bayes: 15 (2.8%), b_tokenize: 3.7 (0.7%), b_tok_get_all: 5 (1.0%), b_comp_prob: 1.18 (0.2%), b_tok_touch_all: 3.2 (0.6%), b_finish: 0.75 (0.1%), tests_pri_0: 441 (82.9%), check_dkim_signature: 0.39 (0.1%), check_dkim_adsp: 8 (1.6%), tests_pri_500: 55 (10.4%), poll_dns_idle: 48 (9.1%), rewrite_mail: 0.00 (0.0%) Subject: Re: [PATCH v2 0/3] Fix dump-capture kernel hangs with notsc X-Spam-Flag: No X-SA-Exim-Version: 4.2.1 (built Thu, 05 May 2016 13:38:54 -0600) 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 "Wei, Jiangang" writes: > Ping ... > May I ask for some community attention to this series? > I purpose is fixing the dump-capture kernel hangs in > calibrate_delay_converge() while specifying notsc. Did you not see my reply to patch 3/3? The short version of my feedback is that you seem to be fixing a case that should not exist. So the good fix is to skip completely past virtual wire mode and into full apic mode as soon as possible. For a subset of cases the code already supports that. Eric From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from out02.mta.xmission.com ([166.70.13.232]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bUGvZ-0002kj-Tl for kexec@lists.infradead.org; Mon, 01 Aug 2016 17:22:59 +0000 From: ebiederm@xmission.com (Eric W. Biederman) References: <1469501995-2991-1-git-send-email-weijg.fnst@cn.fujitsu.com> <1470033660.7811.99.camel@localhost> Date: Mon, 01 Aug 2016 12:09:18 -0500 In-Reply-To: <1470033660.7811.99.camel@localhost> (Jiangang Wei's message of "Mon, 1 Aug 2016 06:44:03 +0000") Message-ID: <87twf4xvpd.fsf@x220.int.ebiederm.org> MIME-Version: 1.0 Subject: Re: [PATCH v2 0/3] Fix dump-capture kernel hangs with notsc List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: "Wei, Jiangang" Cc: "bhe@redhat.com" , "xpang@redhat.com" , "x86@kernel.org" , "kexec@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "mingo@redhat.com" , "kernel@kyup.com" , "hpa@zytor.com" , "tglx@linutronix.de" "Wei, Jiangang" writes: > Ping ... > May I ask for some community attention to this series? > I purpose is fixing the dump-capture kernel hangs in > calibrate_delay_converge() while specifying notsc. Did you not see my reply to patch 3/3? The short version of my feedback is that you seem to be fixing a case that should not exist. So the good fix is to skip completely past virtual wire mode and into full apic mode as soon as possible. For a subset of cases the code already supports that. Eric _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec