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 BAC21C00144 for ; Mon, 1 Aug 2022 12:19:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231263AbiHAMT2 (ORCPT ); Mon, 1 Aug 2022 08:19:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38984 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234585AbiHAMSp (ORCPT ); Mon, 1 Aug 2022 08:18:45 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 491CC80F49; Mon, 1 Aug 2022 04:59:27 -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 04378601CD; Mon, 1 Aug 2022 11:59:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 07E96C433C1; Mon, 1 Aug 2022 11:59:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1659355165; bh=s6/Q8Al62DMo2y50v8o5Znuj8DH9PcBFebnUBPhX7EU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=taIk3IZk4U63SyPDoxROuRIJzY1QKIcIjty8Fl8yeeuS64YZwzXghr7U0e1AOtTJW GkXLzaPbdgnUchnjwN18f9LuSjI7LKT8y6Uu6kpgS8/GbmrWWOMvrobfN6Rf6p3ptS JUM0fOsjQKfLLSaNARXPHgsrKHK3xHl3GZGDlVK4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Eiichi Tsukata , Borislav Petkov , corbet@lwn.net Subject: [PATCH 5.18 86/88] docs/kernel-parameters: Update descriptions for "mitigations=" param with retbleed Date: Mon, 1 Aug 2022 13:47:40 +0200 Message-Id: <20220801114141.904693588@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220801114138.041018499@linuxfoundation.org> References: <20220801114138.041018499@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: Eiichi Tsukata commit ea304a8b89fd0d6cf94ee30cb139dc23d9f1a62f upstream. Updates descriptions for "mitigations=off" and "mitigations=auto,nosmt" with the respective retbleed= settings. Signed-off-by: Eiichi Tsukata Signed-off-by: Borislav Petkov Cc: corbet@lwn.net Link: https://lore.kernel.org/r/20220728043907.165688-1-eiichi.tsukata@nutanix.com Signed-off-by: Greg Kroah-Hartman --- Documentation/admin-guide/kernel-parameters.txt | 2 ++ 1 file changed, 2 insertions(+) --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3106,6 +3106,7 @@ no_entry_flush [PPC] no_uaccess_flush [PPC] mmio_stale_data=off [X86] + retbleed=off [X86] Exceptions: This does not have any effect on @@ -3128,6 +3129,7 @@ mds=full,nosmt [X86] tsx_async_abort=full,nosmt [X86] mmio_stale_data=full,nosmt [X86] + retbleed=auto,nosmt [X86] mminit_loglevel= [KNL] When CONFIG_DEBUG_MEMORY_INIT is set, this