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=-11.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 8166AC433E0 for ; Tue, 19 May 2020 20:00:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 57B3C20849 for ; Tue, 19 May 2020 20:00:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728413AbgEST7P (ORCPT ); Tue, 19 May 2020 15:59:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728276AbgEST6y (ORCPT ); Tue, 19 May 2020 15:58:54 -0400 Received: from Galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2C7AC08C5C1; Tue, 19 May 2020 12:58:54 -0700 (PDT) Received: from [5.158.153.53] (helo=tip-bot2.lab.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1jb8O1-0008V7-Jx; Tue, 19 May 2020 21:58:49 +0200 Received: from [127.0.1.1] (localhost [IPv6:::1]) by tip-bot2.lab.linutronix.de (Postfix) with ESMTP id 021951C047E; Tue, 19 May 2020 21:58:38 +0200 (CEST) Date: Tue, 19 May 2020 19:58:37 -0000 From: "tip-bot2 for Thomas Gleixner" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/entry] x86/entry/64: Reorder idtentries Cc: Thomas Gleixner , Alexandre Chartre , Andy Lutomirski , Peter Zijlstra , x86 , LKML In-Reply-To: <20200505134903.841853522@linutronix.de> References: <20200505134903.841853522@linutronix.de> MIME-Version: 1.0 Message-ID: <158991831789.17951.4143955942714459133.tip-bot2@tip-bot2> X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following commit has been merged into the x86/entry branch of tip: Commit-ID: 8996fcd630d11ff3fe6f3fbaee7b39b4a9dde4d0 Gitweb: https://git.kernel.org/tip/8996fcd630d11ff3fe6f3fbaee7b39b4a9dde4d0 Author: Thomas Gleixner AuthorDate: Tue, 25 Feb 2020 23:16:09 +01:00 Committer: Thomas Gleixner CommitterDate: Tue, 19 May 2020 16:03:55 +02:00 x86/entry/64: Reorder idtentries Move them all together so verifying the cleanup patches for binary equivalence will be easier. Signed-off-by: Thomas Gleixner Reviewed-by: Alexandre Chartre Acked-by: Andy Lutomirski Acked-by: Peter Zijlstra Link: https://lkml.kernel.org/r/20200505134903.841853522@linutronix.de --- arch/x86/entry/entry_64.S | 36 +++++++++++++++++------------------- 1 file changed, 17 insertions(+), 19 deletions(-) diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index 9747b42..e62061e 100644 --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -1020,20 +1020,36 @@ _ASM_NOKPROBE(\sym) SYM_CODE_END(\sym) .endm + idtentry divide_error do_divide_error has_error_code=0 idtentry overflow do_overflow has_error_code=0 +idtentry int3 do_int3 has_error_code=0 create_gap=1 idtentry bounds do_bounds has_error_code=0 idtentry invalid_op do_invalid_op has_error_code=0 idtentry device_not_available do_device_not_available has_error_code=0 -idtentry double_fault do_double_fault has_error_code=1 paranoid=2 read_cr2=1 idtentry coprocessor_segment_overrun do_coprocessor_segment_overrun has_error_code=0 idtentry invalid_TSS do_invalid_TSS has_error_code=1 idtentry segment_not_present do_segment_not_present has_error_code=1 +idtentry stack_segment do_stack_segment has_error_code=1 +idtentry general_protection do_general_protection has_error_code=1 idtentry spurious_interrupt_bug do_spurious_interrupt_bug has_error_code=0 idtentry coprocessor_error do_coprocessor_error has_error_code=0 idtentry alignment_check do_alignment_check has_error_code=1 idtentry simd_coprocessor_error do_simd_coprocessor_error has_error_code=0 +idtentry page_fault do_page_fault has_error_code=1 read_cr2=1 + +#ifdef CONFIG_X86_MCE +idtentry machine_check do_mce has_error_code=0 paranoid=1 +#endif +idtentry debug do_debug has_error_code=0 paranoid=1 shift_ist=IST_INDEX_DB ist_offset=DB_STACK_OFFSET +idtentry double_fault do_double_fault has_error_code=1 paranoid=2 read_cr2=1 + +#ifdef CONFIG_XEN_PV +idtentry hypervisor_callback xen_do_hypervisor_callback has_error_code=0 +idtentry xennmi do_nmi has_error_code=0 +idtentry xendebug do_debug has_error_code=0 +#endif /* * Reload gs selector with exception handling @@ -1084,8 +1100,6 @@ SYM_FUNC_END(do_softirq_own_stack) .popsection #ifdef CONFIG_XEN_PV -idtentry hypervisor_callback xen_do_hypervisor_callback has_error_code=0 - /* * A note on the "critical region" in our callback handler. * We want to avoid stacking callback handlers due to events occurring @@ -1188,22 +1202,6 @@ apicinterrupt3 HYPERVISOR_CALLBACK_VECTOR \ acrn_hv_callback_vector acrn_hv_vector_handler #endif -idtentry debug do_debug has_error_code=0 paranoid=1 shift_ist=IST_INDEX_DB ist_offset=DB_STACK_OFFSET -idtentry int3 do_int3 has_error_code=0 create_gap=1 -idtentry stack_segment do_stack_segment has_error_code=1 - -#ifdef CONFIG_XEN_PV -idtentry xennmi do_nmi has_error_code=0 -idtentry xendebug do_debug has_error_code=0 -#endif - -idtentry general_protection do_general_protection has_error_code=1 -idtentry page_fault do_page_fault has_error_code=1 read_cr2=1 - -#ifdef CONFIG_X86_MCE -idtentry machine_check do_mce has_error_code=0 paranoid=1 -#endif - /* * Save all registers in pt_regs, and switch gs if needed. * Use slow, but surefire "are we in kernel?" check.