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 DBF84C43334 for ; Tue, 19 Jul 2022 12:01:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237948AbiGSMBu (ORCPT ); Tue, 19 Jul 2022 08:01:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237759AbiGSMBR (ORCPT ); Tue, 19 Jul 2022 08:01:17 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E2F5F45F5C; Tue, 19 Jul 2022 04:58:26 -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 ams.source.kernel.org (Postfix) with ESMTPS id 9182EB81A2E; Tue, 19 Jul 2022 11:58:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 06790C341CB; Tue, 19 Jul 2022 11:58:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1658231904; bh=TU9v5a2oWC0O5pMZvZGTI08WLnI0FifRCJYCMF7RG18=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kjz+HMm8RqatOybJukJhTs8fD5goHwGm8iaZNKcSk0gVqwZ6KfvQsPH9ep5wHgQxZ C6oANVsazJzklNqWu60hNzLz8ACIVQfY4h9W99bdHBQWVxyIify6XcuoCO0ed+QWYk 6a47T+W1PtDGmFp3wFzCzJzF1xq0vN9XDG4EdTY0= 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 4.14 05/43] ARM: 9213/1: Print message about disabled Spectre workarounds only once Date: Tue, 19 Jul 2022 13:53:36 +0200 Message-Id: <20220719114522.562593265@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220719114521.868169025@linuxfoundation.org> References: <20220719114521.868169025@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 @@ -110,8 +110,7 @@ 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; }