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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no 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 26AB3C47247 for ; Tue, 5 May 2020 14:14:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F92D21974 for ; Tue, 5 May 2020 14:14:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729486AbgEEOOC (ORCPT ); Tue, 5 May 2020 10:14:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48560 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729453AbgEEONz (ORCPT ); Tue, 5 May 2020 10:13:55 -0400 Received: from Galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E03EEC061A10 for ; Tue, 5 May 2020 07:13:54 -0700 (PDT) Received: from p5de0bf0b.dip0.t-ipconnect.de ([93.224.191.11] helo=nanos.tec.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1jVyK6-0000PP-MM; Tue, 05 May 2020 16:13:26 +0200 Received: from nanos.tec.linutronix.de (localhost [IPv6:::1]) by nanos.tec.linutronix.de (Postfix) with ESMTP id 3704BFFC8D; Tue, 5 May 2020 16:13:26 +0200 (CEST) Message-Id: <20200505134059.061301403@linutronix.de> User-Agent: quilt/0.65 Date: Tue, 05 May 2020 15:16:12 +0200 From: Thomas Gleixner To: LKML Cc: x86@kernel.org, "Paul E. McKenney" , Andy Lutomirski , Alexandre Chartre , Frederic Weisbecker , Paolo Bonzini , Sean Christopherson , Masami Hiramatsu , Petr Mladek , Steven Rostedt , Joel Fernandes , Boris Ostrovsky , Juergen Gross , Brian Gerst , Mathieu Desnoyers , Josh Poimboeuf , Will Deacon Subject: [patch V4 part 1 10/36] x86/entry: Remove the unused LOCKDEP_SYSEXIT cruft References: <20200505131602.633487962@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-transfer-encoding: 8-bit 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 No users left since two years due to commit 21d375b6b34f ("x86/entry/64: Remove the SYSCALL64 fast path") Signed-off-by: Thomas Gleixner --- arch/x86/entry/thunk_64.S | 5 ----- arch/x86/include/asm/irqflags.h | 24 ------------------------ 2 files changed, 29 deletions(-) --- a/arch/x86/entry/thunk_64.S +++ b/arch/x86/entry/thunk_64.S @@ -42,10 +42,6 @@ SYM_FUNC_END(\name) THUNK trace_hardirqs_off_thunk,trace_hardirqs_off_caller,1 #endif -#ifdef CONFIG_DEBUG_LOCK_ALLOC - THUNK lockdep_sys_exit_thunk,lockdep_sys_exit -#endif - #ifdef CONFIG_PREEMPTION THUNK preempt_schedule_thunk, preempt_schedule THUNK preempt_schedule_notrace_thunk, preempt_schedule_notrace @@ -54,7 +50,6 @@ SYM_FUNC_END(\name) #endif #if defined(CONFIG_TRACE_IRQFLAGS) \ - || defined(CONFIG_DEBUG_LOCK_ALLOC) \ || defined(CONFIG_PREEMPTION) SYM_CODE_START_LOCAL_NOALIGN(.L_restore) popq %r11 --- a/arch/x86/include/asm/irqflags.h +++ b/arch/x86/include/asm/irqflags.h @@ -180,30 +180,6 @@ static inline int arch_irqs_disabled(voi # define TRACE_IRQS_ON # define TRACE_IRQS_OFF #endif -#ifdef CONFIG_DEBUG_LOCK_ALLOC -# ifdef CONFIG_X86_64 -# define LOCKDEP_SYS_EXIT call lockdep_sys_exit_thunk -# define LOCKDEP_SYS_EXIT_IRQ \ - TRACE_IRQS_ON; \ - sti; \ - call lockdep_sys_exit_thunk; \ - cli; \ - TRACE_IRQS_OFF; -# else -# define LOCKDEP_SYS_EXIT \ - pushl %eax; \ - pushl %ecx; \ - pushl %edx; \ - call lockdep_sys_exit; \ - popl %edx; \ - popl %ecx; \ - popl %eax; -# define LOCKDEP_SYS_EXIT_IRQ -# endif -#else -# define LOCKDEP_SYS_EXIT -# define LOCKDEP_SYS_EXIT_IRQ -#endif #endif /* __ASSEMBLY__ */ #endif