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 920FDCA6019 for ; Fri, 9 Oct 2026 10:29:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Date: Content-Transfer-Encoding:Content-Type:References:In-Reply-To:Cc:To:Subject: From:Message-ID:MIME-Version:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=DK3/VZRkg9keQfDe/R52sricG0gQd0N7igHwZJUZjCc=; b=VnNhpqMn32nSMSssIzMPepJ3ns bPA5/q+BgmI54JAlynXz7BtfbAUpJbyNP4YDAqhEulWU5JWI3QiVf87AgeRv0aba7KQ/JlaDGJVbu dCt1cnmgGOIzuk/mN54zKCFVqb/z2LInKnBXouveJBy2Xb/NMBW4MbguxzZi/su2drPM4DYebFAyZ 0H5bBxaXCfH0gecBiVhKxOgz40gDMb8NVrT3bkMexBmN/YIVXlbOntswugltSqu1CBAzOeHA7cwYB YxqKcOntFu31UXhKCaPZf3+nWvBpHim5LdVlVNx8vphTsky7bcRaGFYsXHPbfxx1vuIW6w+iQlNV/ L6sa/Arg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xF7qW-000000063wo-1qOx; Fri, 09 Oct 2026 10:29:00 +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 1xF7qV-000000063wR-2Cv1; Fri, 09 Oct 2026 10:28:59 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 96C256053A; Fri, 9 Oct 2026 10:28:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3515E1F000FF; Fri, 9 Oct 2026 10:28:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791541738; bh=DK3/VZRkg9keQfDe/R52sricG0gQd0N7igHwZJUZjCc=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=omOk7SM4pteaQL3ytjlOMStKEP8y5BJpwnOgjK0TU1iMRq45r0o96UXOMicaN7vgj RvguW/WX9Zw+EylgjqBLro15OZlgHso+0eVAPeE6v/dd0CY52lhca4GzDEUZTquQdm Ty1uYuaO/T0cQi2/OlBcXtEIDJnGC4Owl8fZXXV8x0HGk7LyfH330jruzK6dibFL+G wFXYMU7TmiYwyRz3De/nu8hsCVHl4oXA8XzGdFSBSg0IkkzvzEYZwGtPXpgAaLZrb2 mdfQaF2LhBOl3A4y9MU5HJ+Vkh7tZ53li7BVJWkdBbSV/70GsRIfe+bILB6so/1Ha6 1F+AKIjEKGU0g== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v4 1/2] kexec: Add helper to report an active kexec reboot To: baoquan.he@linux.dev, "Shradha Gupta" , wei.liu@kernel.org, catalin.marinas@arm.com, mhklinux@outlook.com Cc: mark.rutland@arm.com, x86@kernel.org, decui@microsoft.com, maz@kernel.org, tglx@kernel.org, hpa@zytor.com, linux-arch@vger.kernel.org, dave.hansen@linux.intel.com, kees@kernel.org, broonie@kernel.org, longli@microsoft.com, rppt@kernel.org, kys@microsoft.com, bp@alien8.de, linux-arm-kernel@lists.infradead.org, kexec@lists.infradead.org, haiyangz@microsoft.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, mingo@redhat.com, linux-hyperv@vger.kernel.org, brads@mainlining.org, will@kernel.org, pratyush@kernel.org, namjain@linux.microsoft.com, pasha.tatashin@soleen.com, arnd@arndb.de In-Reply-To: <20261009102236.3361019-1-shradhagupta@linux.microsoft.com> References: <20261009102215.3360863-1-shradhagupta@linux.microsoft.com> <20261009102236.3361019-1-shradhagupta@linux.microsoft.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 09 Oct 2026 10:28:56 +0000 X-BeenThere: linux-arm-kernel@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 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > A shutdown callback in a loadable module may need to distinguish a > kexec reboot from a normal restart, halt, or poweroff. The Hyper-V > VMBus driver needs this distinction when moving its kexec cleanup into > a common syscore shutdown callback. >=20 > Add kexec_is_in_progress() and export it to GPL modules so the callback > can remain guarded when VMBus is built as a module. Provide a false > inline implementation when CONFIG_KEXEC_CORE is disabled. >=20 > The helper reports only the normal kexec reboot path. Crash kexec and > preserve-context kexec do not set this state. >=20 > Signed-off-by: Shradha Gupta Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261009102215.3360= 863-1-shradhagupta@linux.microsoft.com?part=3D1