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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 45357C432BE for ; Tue, 31 Aug 2021 17:51:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2F93560FE8 for ; Tue, 31 Aug 2021 17:51:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240644AbhHaRws (ORCPT ); Tue, 31 Aug 2021 13:52:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56606 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236697AbhHaRwr (ORCPT ); Tue, 31 Aug 2021 13:52:47 -0400 Received: from mail-pg1-x529.google.com (mail-pg1-x529.google.com [IPv6:2607:f8b0:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA500C061760 for ; Tue, 31 Aug 2021 10:51:51 -0700 (PDT) Received: by mail-pg1-x529.google.com with SMTP id x4so17568102pgh.1 for ; Tue, 31 Aug 2021 10:51:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=xJlB8ZY7yHVZxgEBARqkpvW9BJ7wLiC17X25hPTUEuE=; b=vCaVamJPif3/hLJUQa/omzG/veIHnSQwtHEc8+u+EzVM9RYbp9NTR9l1DJgY1st96/ JrqnvCH9lHD2VGB+pS14EMS9rdsrXsSP3EWhcxT3cibJtk3SharFGvxE65EanHAKjqss Er0njOLDiTaP3EBaz+TcMuu6SKBJQw7QmvQ0rEm0NSZE3okrnlkUajfCI5WQkEt+x+Pj JAMCEwfkFpJxfALcIh7ZPWlhp/CS83EMHTcbnAvuPurdoCpAJMOqkA/or4oNRGuCXBi9 KFlJ9q9qEvo//yAvpWi4Hf6/jY/P7+I88GZgn1DBhenYde3CR/5tJQBCnl1BrIgXus6u ql0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=xJlB8ZY7yHVZxgEBARqkpvW9BJ7wLiC17X25hPTUEuE=; b=LsNRVVArxmdhwm3Tc3Xft82fnOu7I7fBiGc3Mc22tMy2yH/Rn/bchbLEvOI3NKG+WC u7+fW3SOOaXpblzgWoGn//wkZUffmkQCwKqTJO4ohUafqG209NyFNkfvLzqGbmwrm1vd 0XvHpyeGN8I/tWMmwvS3Ga36Pq1b7aGaCOSLcNF+SVGTfSwXxIcDPwB6rBM0TSXi+Hcl FsMQMQsxR+M9LAE+79YDdxpfBS8O1Vz13CLtQDvHf72FYdKGec1soZH++DgbOUGAaO6J xepR1XIbVmH6/bFFAzAR0M6xA5ciS2GDEAktVBCtM+gl5cSqqGUdQdQd+KGSdxdOPAXM srzg== X-Gm-Message-State: AOAM5338Gr1rpyYPKkQEn+0g+ZvEVh1ZCKj+xuUUkFz73FLL533dMU1n nsc2uMHB2378sj8f9oI/yLQtZS+8WS8= X-Google-Smtp-Source: ABdhPJzS/RIxZjhDJ+nAr+pHeK316IkbvMBSqw4jVJrfI7TycorXRthXxLeYC6Rk4m3OhGOZ3ZLOJw== X-Received: by 2002:a63:517:: with SMTP id 23mr20396452pgf.245.1630432311017; Tue, 31 Aug 2021 10:51:51 -0700 (PDT) Received: from localhost ([47.251.3.230]) by smtp.gmail.com with ESMTPSA id n1sm6806806pfv.209.2021.08.31.10.51.49 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 31 Aug 2021 10:51:50 -0700 (PDT) From: Lai Jiangshan To: linux-kernel@vger.kernel.org Cc: Lai Jiangshan , Andy Lutomirski , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Joerg Roedel , Youquan Song , Tony Luck Subject: [PATCH 13/24] x86/traps: Mark sync_regs() and fixup_bad_iret() as static __always_inline Date: Wed, 1 Sep 2021 01:50:14 +0800 Message-Id: <20210831175025.27570-14-jiangshanlai@gmail.com> X-Mailer: git-send-email 2.19.1.6.gb485710b In-Reply-To: <20210831175025.27570-1-jiangshanlai@gmail.com> References: <20210831175025.27570-1-jiangshanlai@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Lai Jiangshan They have solo caller and are used only in traps.c. Signed-off-by: Lai Jiangshan --- arch/x86/entry/traps.c | 5 +++-- arch/x86/include/asm/traps.h | 3 --- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/arch/x86/entry/traps.c b/arch/x86/entry/traps.c index ab9866b650e7..40722a2f61ae 100644 --- a/arch/x86/entry/traps.c +++ b/arch/x86/entry/traps.c @@ -683,7 +683,8 @@ DEFINE_IDTENTRY_RAW(exc_int3) * to switch to the normal thread stack if the interrupted code was in * user mode. The actual stack switch is done in entry_64.S */ -asmlinkage __visible noinstr struct pt_regs *sync_regs(struct pt_regs *eregs) +static __always_inline +struct pt_regs *sync_regs(struct pt_regs *eregs) { struct pt_regs *regs = (struct pt_regs *)this_cpu_read(cpu_current_top_of_stack) - 1; if (regs != eregs) @@ -734,7 +735,7 @@ asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *r } #endif -asmlinkage __visible noinstr +static __always_inline struct pt_regs *fixup_bad_iret(struct pt_regs *bad_regs) { /* diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h index 7b51a8081ae4..5c41a279c1e0 100644 --- a/arch/x86/include/asm/traps.h +++ b/arch/x86/include/asm/traps.h @@ -11,9 +11,6 @@ #include #ifdef CONFIG_X86_64 -asmlinkage __visible notrace struct pt_regs *sync_regs(struct pt_regs *eregs); -asmlinkage __visible notrace -struct pt_regs *fixup_bad_iret(struct pt_regs *bad_regs); asmlinkage __visible notrace struct pt_regs *do_error_entry(struct pt_regs *eregs); void __init trap_init(void); asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *eregs); -- 2.19.1.6.gb485710b