From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 18720BA32 for ; Tue, 7 Mar 2023 17:18:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8852DC433A0; Tue, 7 Mar 2023 17:18:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678209536; bh=g+BuVrnphDbyp4L4O2qBX1/9pq68NrGBG3v0HVcmUnI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Kujom+PDffBvdBEsIwlwVwGqEmoWkXc9xM3EsSDzR3cKAmqc+Oq2RnkzFf5N/S5Gy W0J/Y4GP0Z+y4cpYEtUY4Y88U7OgBG3aV3dPxFb7sJnamjAcUvAdSGLiOkSHyoI2Cf xWzXCiTdIbcxx5fEwqHZlsaDD7blOId321PnxGsM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Gleixner , Ashok Raj , "Borislav Petkov (AMD)" , Tony Luck , Sasha Levin Subject: [PATCH 6.2 0223/1001] x86/microcode: Adjust late loading result reporting message Date: Tue, 7 Mar 2023 17:49:55 +0100 Message-Id: <20230307170031.553666959@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170022.094103862@linuxfoundation.org> References: <20230307170022.094103862@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Ashok Raj [ Upstream commit 6eab3abac7043226e5375e9ead0c7607ced6767b ] During late microcode loading, the "Reload completed" message is issued unconditionally, regardless of success or failure. Adjust the message to report the result of the update. [ bp: Massage. ] Fixes: 9bd681251b7c ("x86/microcode: Announce reload operation's completion") Suggested-by: Thomas Gleixner Signed-off-by: Ashok Raj Signed-off-by: Borislav Petkov (AMD) Reviewed-by: Tony Luck Link: https://lore.kernel.org/lkml/874judpqqd.ffs@tglx/ Signed-off-by: Sasha Levin --- arch/x86/kernel/cpu/microcode/core.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c index a25ba851a9208..3c4e732a61dff 100644 --- a/arch/x86/kernel/cpu/microcode/core.c +++ b/arch/x86/kernel/cpu/microcode/core.c @@ -453,11 +453,14 @@ static int microcode_reload_late(void) store_cpu_caps(&prev_info); ret = stop_machine_cpuslocked(__reload_late, NULL, cpu_online_mask); - if (ret == 0) + if (!ret) { + pr_info("Reload succeeded, microcode revision: 0x%x -> 0x%x\n", + old, boot_cpu_data.microcode); microcode_check(&prev_info); - - pr_info("Reload completed, microcode revision: 0x%x -> 0x%x\n", - old, boot_cpu_data.microcode); + } else { + pr_info("Reload failed, current microcode revision: 0x%x\n", + boot_cpu_data.microcode); + } return ret; } -- 2.39.2