From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D21C7606A93B for ; Fri, 6 Nov 2026 11:48:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=sxDTLHdX; dkim=fail reason="signature verification failed" (2048-bit key, unprotected) header.d=shutemov.name header.i=@shutemov.name header.a=rsa-sha256 header.s=fm1 header.b=S2QXcn4R; dkim=fail reason="signature verification failed" (2048-bit key, unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.a=rsa-sha256 header.s=fm3 header.b=PR4/Dmfl DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:To:From:Date:Reply-To :Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Unsubscribe-Post:List-Owner; bh=2Yu0+6yyRJOK09C6VPDdgbU03joVf17Ur+yrOL92GCs=; b=sxDTLHdX19tbR4ZaLmAb1k4hd/ LZ6UvwEA+Mmmp7IWVoqd6zsNeo7Z4VPXXldCEik9P797ghpFPIELs3+obWot7On9UusmpKI140wzl C++OrEq2ZvBGZxyYtZUPpbOVtosUtdAfO+yEYhzsFx6TBuBxVQu+etM2nH3ULTtMfalulk1v91jhy KJGZU+Q7RZCF26Ui0WMj7lPEd1eCbBmVQ9N1VRC8ckXSMSRgPMCDByyWHOYjUzwaIRxyH4kfPe10y MbyAE33J4vciKC0kmOORsiyUVNS0USh3EkyiVMOtkdzdCpUNETh++obQp1QbmQ/E+4Yqmcs5dILg2 3TYB73xw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xPIQU-0000000CC7J-1pCO; Fri, 06 Nov 2026 11:48:10 +0000 Received: from fout-b4-smtp.messagingengine.com ([202.12.124.147]) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xPIQR-0000000CC6a-2IIz for linux-arm-kernel@lists.infradead.org; Fri, 06 Nov 2026 11:48:08 +0000 Received: from phl-compute-06.internal (phl-compute-06.internal [10.202.2.46]) by mailfout.stl.internal (Postfix) with ESMTP id 5577C1D0018A for ; Fri, 6 Nov 2026 06:48:06 -0500 (EST) Received: from phl-frontend-04 ([10.202.2.163]) by phl-compute-06.internal (MEProxy); Fri, 06 Nov 2026 06:48:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=shutemov.name; h=cc:cc:content-type:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=fm1; t=1793965683; x= 1794052083; bh=2Yu0+6yyRJOK09C6VPDdgbU03joVf17Ur+yrOL92GCs=; b=S 2QXcn4RT9dWI2zlFvAypefz+0IYHq3oU6Oi6Pl1tzpW1AeLstop83UJQgHe8yEOn dQqPvW9+ZE6SmrS327Gm9xpsEp3lOdHzAzxArFZtB6jJf7xPoySSOtapYuKmkgZR 5gTzxhHO/+5hE1oXVLZEZleZ6Of6tk3QxC0dJfr3OGbqqrJsVaVfNqaLEQN07VVC 5Br3g0MAlYt3rHJH8kS7zBxvrTdEncSgYrQCsPrK4vaHnwVNQyNoQ0nLjq5Cq+Ew 7Wx0mgwFUuhLAEygJJff4S9Snmq0VI6ZXTfmDqiOp6/xFFaT6I4onc8ow0p1Z/r/ cuSyT9+mhZiLqrD6orVJA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:subject:subject:to :to:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t= 1793965683; x=1794052083; bh=2Yu0+6yyRJOK09C6VPDdgbU03joVf17Ur+y rOL92GCs=; b=PR4/Dmfl8Mdq1TS6LXKLCUfEl7iCen9pfMVgRSbZd6CwQQhArr9 A6nVYXmGzR+J8O9aGqJLeMZ7xRlovgfNjIFypxqV27z6sQhZSe79O8Dfi1mDfj/H yB/gOmAT83LP2QDy6Bg1fFvFvZAp1KylilQ+yUA2ygRLZKItk/YC0Vh4+cmJxKSA 06ZZNCL29VPU1CrKHAA5iBME7/npMZ1I/+Mpb6Kn3jrxfIG8saSizvZiHqO/f82N YozAwc5YroZHEr4jBhhDcIgcYKg1RhURwJRM5+1whvrIbNV5VeHwZhWGfQH6JhZL 2BtoRp1RIQvE5mfw+9ut31o04KJQCZaFBAQ== X-DKIM2-Info: draft=ietf-dkim-dkim2-spec-09; repo=github.com/dkim2wg/interop; date=2026-11-03; sw=lmtpprox; action=sign d=shutemov.name a=rsa-sha256; DKIM2-Signature: i=1; m=1; t=1793965683; d=shutemov.name; mf=PGtpcmlsbEBzaHV0ZW1vdi5uYW1lPg==; rt=PGxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZz4=; s=fm1:rsa-sha256:iAqiJOUcNbAXJnwoVZNlnac1uEgdEZR1q/dAN0TXalC48Jb TWOeQNn98wIqtgVzpAIqJFuDGYF6JKguRB01gi68Jxnj3+sR+39mW3uGkZnfNx/I 4dQtk07RQjGSA2sNrrmP1VQIYjpXr4R0oUC963WEMeO+eKBbr4uvKiLfubJFLxiH yOV7jZTaqw4QS7/+I5qVLxLlD4Zvm71/+kD4E90yZ/2vhXkMZTzUMzDYgcSH7vdL IxwRqMPl3EY2/Pihaiq83w8/dJ/lcFo2OTvOJds0+05YyxTAqKQhrVT+05X7N7hw PnYZB24mU7nUY20TmgvgAnzXgI/H3Z02RUqaZ5w==; X-DKIM2-Info: draft=ietf-dkim-dkim2-spec-09; repo=github.com/dkim2wg/interop; date=2026-11-03; sw=lmtpprox; action=mi-m=1; hc=12; hn=cc,content-disposition,content-type,date,feedback-id,from, in-reply-to,message-id,mime-version,references,subject,to; Message-Instance: m=1; h=sha256:FmEDi1WRQcklZBu57Cd/S7wSjHsUwH00f8wV7s5cSYI=:CAwZkgiAf0SgLFydBf5LAB4mhQO23W7Kk0zf8AYfp0k=; X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: dmFkZTEiP1kE5K2AjXPUGYL4V08xpaDYMmso/I3ZYp5NQ0mOY8VtVcT+3RreC8z2zSjnIj 8XGwylpC/E32VYxSND/PJg3iKj4y3As5QXupte01kfviCQF7g1D7gxMnAOjOyE5Zr+hzkT 33xzjOP2MI13X7E4Y2Qf+9hmgqdREAwWEz/0c0FPFkZWREY3jPnfv2WCE68RdEfW1T8RfP vMasPkCAbpQwmVYnSxS4JTGiRzx7nS85KyizJXI1ZMlj1eYdiB1Ebv05Ea7TicR2hLANIL JEOaLreHdqcIPuW0axq0aDWX+VvBCC8B/Rn1sPZh+0wSMtKC2eo1s2lm92ylORrXCYf+Z1 DrhceeY7DzK6E5Cx6mrw1O/0ss6gQ3rwUQaH4EM4Cuhg1tQiYQMtx+E+WYKn+8tw4GD6T7 lOp8h+EZHmw8klpYGZ1RS1MPj5cW5F3GJ9cnGT2Hbijz8AMOeOZqc6Hh62oudB/EpuFuJS RB2mAihyoWDGgnMs2Wzh7tFD6nLFs3amBnW6mDsAtkMEN/2OYz2JtSU5Qi70HwMnOoVGvx mUJaVahLbJ3AeGFzzUa/PiY2CXW+7yKKaIEUqnK/8hDh928QFJXf7Bx+BF78b5bDvxEnOr ABjbIOsAou5FWBXBDhn49M+D2occqn2qbKwnjm+S4uUIvP0JYtuIwOrptuEw X-ME-Proxy: Feedback-ID: ie3994620:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 6 Nov 2026 06:48:02 -0500 (EST) Date: Fri, 6 Nov 2026 11:48:00 +0000 From: Kiryl Shutsemau To: Catalin Marinas Subject: Re: [PATCH v2 1/2] arm64: sdei: Run the event handler on the kernel vectors Message-ID: References: <20261105120835.3321912-1-kirill@shutemov.name> <20261105120835.3321912-2-kirill@shutemov.name> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261106_034807_628242_B9A597B3 X-CRM114-Status: GOOD ( 12.18 ) X-Spam-Score: -2.1 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Thomas Huth , Vladimir Murzin , Usama Arif , Peter Zijlstra , Marc Zyngier , Jinjie Ruan , kernel-team@meta.com, Doug Anderson , stable@vger.kernel.org, linux-kernel@vger.kernel.org, James Morse , linux-arm-kernel@lists.infradead.org, Breno Leitao , mrigendrachaubey , Will Deacon , Linus Walleij , Dawei Li Sender: "linux-arm-kernel" X-Spam-Status: No, score=-8.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Thu, Nov 05, 2026 at 06:37:46PM +0000, Catalin Marinas wrote: > Worth a separate patch to fix SDEI handling with pseudo-NMI on and no > changes to __this_cpu_read() above needed. So, for this patch: > > Reviewed-by: Catalin Marinas Thanks! Would it still make sense to switch to raw_cpu_read() in this patch for stable@? The splat is new with this patch, so without it stable trees would also need the PMR fix. Let me know if you want a re-spin with raw_cpu_read(). -- Kiryl Shutsemau / Kirill A. Shutemov