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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5BFFC433EF for ; Tue, 19 Jul 2022 12:50:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241735AbiGSMuR (ORCPT ); Tue, 19 Jul 2022 08:50:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241700AbiGSMsm (ORCPT ); Tue, 19 Jul 2022 08:48:42 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A2188D5DC; Tue, 19 Jul 2022 05:19:12 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id E3DD96177F; Tue, 19 Jul 2022 12:19:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AF202C341C6; Tue, 19 Jul 2022 12:19:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1658233151; bh=PEuV/4o35jeAEzG8xHkh/SJRBVMvdGbRaqzCgxIJ/OY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TBTSmiDGOCBShHVwj2wsV40YBeTo+ggdJODGwV7pEZJt9tOjbOrVjynEtpQzNFRLR G0qM8XwjGV3n5g2lNSSvGDyhV6qZMpFAN7l1S2CqNKH7e2lakJTn+gXG5U+N1T1sNz a1V1/vnAY800v3Np+vzVGEzpoMXxiPBYbF3O0f8k= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dmitry Osipenko , "Russell King (Oracle)" Subject: [PATCH 5.18 023/231] ARM: 9213/1: Print message about disabled Spectre workarounds only once Date: Tue, 19 Jul 2022 13:51:48 +0200 Message-Id: <20220719114715.954895250@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220719114714.247441733@linuxfoundation.org> References: <20220719114714.247441733@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmitry Osipenko commit e4ced82deb5fb17222fb82e092c3f8311955b585 upstream. Print the message about disabled Spectre workarounds only once. The message is printed each time CPU goes out from idling state on NVIDIA Tegra boards, causing storm in KMSG that makes system unusable. Cc: stable@vger.kernel.org Signed-off-by: Dmitry Osipenko Signed-off-by: Russell King (Oracle) Signed-off-by: Greg Kroah-Hartman --- arch/arm/mm/proc-v7-bugs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/arch/arm/mm/proc-v7-bugs.c +++ b/arch/arm/mm/proc-v7-bugs.c @@ -108,8 +108,7 @@ static unsigned int spectre_v2_install_w #else static unsigned int spectre_v2_install_workaround(unsigned int method) { - pr_info("CPU%u: Spectre V2: workarounds disabled by configuration\n", - smp_processor_id()); + pr_info_once("Spectre V2: workarounds disabled by configuration\n"); return SPECTRE_VULNERABLE; }