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[23.128.96.36]) by mx.google.com with ESMTPS id 7-20020a630f47000000b00585a61651ecsi2064026pgp.318.2023.10.10.08.09.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Oct 2023 08:09:34 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) client-ip=23.128.96.36; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=DzcjhKje; dkim=neutral (no key) header.i=@linutronix.de header.s=2020e header.b=IGTbKara; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 431FD802A0F7; Tue, 10 Oct 2023 08:09:08 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233378AbjJJPI4 (ORCPT + 99 others); Tue, 10 Oct 2023 11:08:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233294AbjJJPIv (ORCPT ); Tue, 10 Oct 2023 11:08:51 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E8F9B7 for ; Tue, 10 Oct 2023 08:08:45 -0700 (PDT) Message-ID: <20231010150702.433454320@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1696950522; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=/dRmcfKTBD1nPb/bBtlpyqt18JVyxAdIVX4toDGASiY=; b=DzcjhKjec/HHmzId8VVPKDDwwFMm/I+4Yd/trZfPPuxIgG+eObrHAnLgf0/u2vF2ZJoSJ1 xqqmNksAUH2KKabDwfwHcceeYK9fDzwvc7QxQqOxkR4LtLQRq6c9gdpOKVspbQq7nEZYPV h58lNiXIQGpkHkmBi5T/lVX+phVETaWnmodWj7dstXfMboi1lk7SyBiyoZQb6/xvgwJ7Sl 66XmQFXS0wnfJPjLAuK14jws7qITYQ/URCZyTF82JJFyLQRXQLPcsWU6mmZrWGBwvKVETF Dic3its1C/wUQpG88IbFXkXOP4kFsWZ1ItzKRXREtZWzlgD1skc4S6K55IugAg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1696950522; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=/dRmcfKTBD1nPb/bBtlpyqt18JVyxAdIVX4toDGASiY=; b=IGTbKaraLoDpbolKmIG2d1HTGDgUpBWIx+aPe56XLk/PWuYYQEMayKIqnWQR1A4s8uUGdu DN/k2H6kz754k4BQ== From: Thomas Gleixner To: LKML Cc: x86@kernel.org, Borislav Petkov Subject: [patch 1/5] x86/microcode/amd: Use correct per CPU ucode_cpu_info References: <20231010145130.987300357@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Date: Tue, 10 Oct 2023 17:08:41 +0200 (CEST) X-Spam-Status: No, score=2.7 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, RCVD_IN_SBL_CSS,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Tue, 10 Oct 2023 08:09:08 -0700 (PDT) X-Spam-Level: ** find_blobs_in_containers() is invoked on every CPU but overwrites uncoditionally ucode_cpu_info of CPU0. Fix this by using the proper CPU data and move the assignment into the call site apply_ucode_from_containers() so that the function can be reused. Signed-off-by: Thomas Gleixner --- arch/x86/kernel/cpu/microcode/amd.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -503,9 +503,6 @@ static void find_blobs_in_containers(uns if (!get_builtin_microcode(&cp, x86_family(cpuid_1_eax))) cp = find_microcode_in_initrd(ucode_path); - /* Needed in load_microcode_amd() */ - ucode_cpu_info->cpu_sig.sig = cpuid_1_eax; - *ret = cp; } @@ -513,6 +510,9 @@ static void apply_ucode_from_containers( { struct cpio_data cp = { }; + /* Needed in load_microcode_amd() */ + ucode_cpu_info[smp_processor_id()].cpu_sig.sig = cpuid_1_eax; + find_blobs_in_containers(cpuid_1_eax, &cp); if (!(cp.data && cp.size)) return;