From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D9849CA5FA1 for ; Mon, 28 Sep 2026 18:04:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:Reply-To: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Message-Id:Date:Content-Transfer-Encoding:Content-Type:References:In-Reply-To :To:Subject:From:MIME-Version:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=al5fOqCdsYQeSS5YhK0c2oDQh/mMiyymN0ye+N+SIYw=; b=T5NSAD4tvPlj3gZmeKyq67LGWu On1IBfSXRi5AgI+bwDu8mun8mEcKqTsz20CI4T3w5T7wIsiWBzWc49wcqflJGpPhA49WQ8vgCRVx6 9sCEu7PVqGPjfgjKzRv4fJFmTIPctWgVt7MSaBrlXTGwZ3QBhoHRCeyfMvFO1JYnyDzWJdijbwau/ xwsmNZUIXUfpXM5q2ag1VBNolBX+ubV04PLiDNeLguo7Dac0z0KPNZA0sLptNSf2yWLHxV+a52rs3 UztExkDU6eaZd2HF4dTbkcYkHMJuX7WYAtkAylax++8IiVY543bLWzyqaYxGTcPJLXTzuN0LHSMBP GSbmuA7A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xBFi5-00000001GaM-38MJ; Mon, 28 Sep 2026 18:04:17 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xBFi4-00000001GZP-3f2G for kexec@lists.infradead.org; Mon, 28 Sep 2026 18:04:16 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id DB61C601FA; Mon, 28 Sep 2026 18:04:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BC69C1F00893; Mon, 28 Sep 2026 18:04:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790618655; bh=al5fOqCdsYQeSS5YhK0c2oDQh/mMiyymN0ye+N+SIYw=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=G4PSbg2+N60B6P8KENLHuAe5rydDTlgDt3aKAW2qnRptKCvy7WVOcGHdRV3gZOI8f XpLPUVvGZ8rR1my31rZrhY2rwGBE20oyfhOVVPVfqT99La7PZUG1QR2JH5XsUyz14P 7Y+AgUM9Vi4uEWghrq8XpfqegdOJ5JdXoNdwHBokYv/bNmlCr+xRbdR+i6x9jm3SKB Dzxo23JJPfIQIRXh/8AX+O92iR4OgGgsk2prLVp9Lu5jfdrbzQDCN6h2rwSMNlHle+ qYyKYGoGRV2SkrWRRMqsf1CDweb3eQu+XO/PS9c5uQ37mCNscaASH5prcRvpNKqiwB atrsYhNo5wEhg== From: sashiko-bot@kernel.org Subject: Re: [PATCH v2 3/6] panic: Allow postponing pre-kdump notifiers To: "Andrew Morton" , "Baoquan He" , "Pratyush Yadav" , "Dave Young" , "Zack Rusin" , "Pasha Tatashin" , "Mike Rapoport" , "Petr Mladek" In-Reply-To: <52183acf25209275a9a57fe5d746f82d3b7efc3c.1790014793.git.zack.rusin@broadcom.com> References: <52183acf25209275a9a57fe5d746f82d3b7efc3c.1790014793.git.zack.rusin@broadcom.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 28 Sep 2026 18:04:13 +0000 Message-Id: <20260928180413.BC69C1F00893@smtp.kernel.org> X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: sashiko-reviews@lists.linux.dev Cc: linux-doc@vger.kernel.org, "Michael S. Tsirkin" , Kees Cook , Dave Hansen , Stephen Brennan , Bo Gan , "H. Peter Anvin" , Jonathan Corbet , Brennan Lamoreaux , x86@kernel.org, Joel Granados , Alexey Makhalov , Eugenio Perez , Ingo Molnar , bcm-kernel-feedback-list@broadcom.com, Ajay Kaher , John Ogness , virtualization@lists.linux.dev, Steven Rostedt , Maaz Mombasawala , Borislav Petkov , Shuah Khan , Michael Kelley , Randy Dunlap , kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Ian Forbes , Sergey Senozhatsky , Thomas Gleixner Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org > Provide an escape hatch for debugging kdump failures that may involve > pre-kdump callbacks. Add panic_pre_kdump_postpone to skip their early > invocation in crash core without consuming the once-only guard. >=20 > When enabled, the chain runs before kdump only when > crash_kexec_post_notifiers is also enabled. Leave the late panic call > unchanged so callbacks remain eligible if that path is reached. > Skipping the callbacks may prevent hypervisor crash handling. >=20 > Suggested-by: Guilherme G. Piccoli > Link: https://lore.kernel.org/r/bc0bdd14-5e6a-0676-cd04-14fb0bb93cd5@igal= ia.com > Signed-off-by: Zack Rusin Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/cover.1790014793.gi= t.zack.rusin@broadcom.com?part=3D3