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 X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8537DC04E53 for ; Wed, 15 May 2019 12:06:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5318A20657 for ; Wed, 15 May 2019 12:06:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557921972; bh=/YlpcgA9bYazS9dK6mq/+NapjaeHvhGtJBfDyua0Gp8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=vaCD2c+1xT0EW3fKWcN3P/O1Z4ta8WgFhtU2n/rbktEHLz7wyfTGXOy3dfF5Z9uGl GxPE5bZjVLNwcJB57muY3LtSjnaHkptm4UuIDsKML5K6TjCcjQpoXGE10VA4S+cSSK ScpJ2if7kjPkAiIwQUcB76XIB2sWVguH8srRu+GI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727659AbfEOLK3 (ORCPT ); Wed, 15 May 2019 07:10:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:44328 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729202AbfEOLK2 (ORCPT ); Wed, 15 May 2019 07:10:28 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4CBC420644; Wed, 15 May 2019 11:10:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557918627; bh=/YlpcgA9bYazS9dK6mq/+NapjaeHvhGtJBfDyua0Gp8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bwHWtRczXG2c001AHzlAFdZDjW4yHjCYTTpQw5Wf8Q+1+be0uB+8+lppcF2sfDv1/ PXGVEI4FeR7/aaOARbHbT7RWRJ/OnBmI1adoOkLoO+1s/RmSXQ6plPSd32MCXS3LQb WZ8NLUycnFpmsum/BBOmra1Nh2G0EyVdUUyli3BE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tim Chen , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Andy Lutomirski , Linus Torvalds , Jiri Kosina , Tom Lendacky , Josh Poimboeuf , Andrea Arcangeli , David Woodhouse , Andi Kleen , Dave Hansen , Casey Schaufler , Asit Mallick , Arjan van de Ven , Jon Masters , Waiman Long , Dave Stewart , Kees Cook , Ben Hutchings Subject: [PATCH 4.4 201/266] x86/speculation: Update the TIF_SSBD comment Date: Wed, 15 May 2019 12:55:08 +0200 Message-Id: <20190515090729.754607812@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190515090722.696531131@linuxfoundation.org> References: <20190515090722.696531131@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Tim Chen commit 8eb729b77faf83ac4c1f363a9ad68d042415f24c upstream. "Reduced Data Speculation" is an obsolete term. The correct new name is "Speculative store bypass disable" - which is abbreviated into SSBD. Signed-off-by: Tim Chen Signed-off-by: Thomas Gleixner Reviewed-by: Ingo Molnar Cc: Peter Zijlstra Cc: Andy Lutomirski Cc: Linus Torvalds Cc: Jiri Kosina Cc: Tom Lendacky Cc: Josh Poimboeuf Cc: Andrea Arcangeli Cc: David Woodhouse Cc: Andi Kleen Cc: Dave Hansen Cc: Casey Schaufler Cc: Asit Mallick Cc: Arjan van de Ven Cc: Jon Masters Cc: Waiman Long Cc: Greg KH Cc: Dave Stewart Cc: Kees Cook Link: https://lkml.kernel.org/r/20181125185003.593893901@linutronix.de [bwh: Backported to 4.4: adjust context] Signed-off-by: Ben Hutchings Signed-off-by: Greg Kroah-Hartman --- arch/x86/include/asm/thread_info.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -92,7 +92,7 @@ struct thread_info { #define TIF_SIGPENDING 2 /* signal pending */ #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_SINGLESTEP 4 /* reenable singlestep on user return*/ -#define TIF_SSBD 5 /* Reduced data speculation */ +#define TIF_SSBD 5 /* Speculative store bypass disable */ #define TIF_SYSCALL_EMU 6 /* syscall emulation active */ #define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */ #define TIF_SECCOMP 8 /* secure computing */