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=-12.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,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 7B239C43381 for ; Thu, 14 Feb 2019 16:17:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 535DA2077B for ; Thu, 14 Feb 2019 16:17:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730901AbfBNQRC (ORCPT ); Thu, 14 Feb 2019 11:17:02 -0500 Received: from terminus.zytor.com ([198.137.202.136]:59439 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728859AbfBNQRC (ORCPT ); Thu, 14 Feb 2019 11:17:02 -0500 Received: from terminus.zytor.com (localhost [127.0.0.1]) by terminus.zytor.com (8.15.2/8.15.2) with ESMTPS id x1EGGPux784520 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Thu, 14 Feb 2019 08:16:25 -0800 Received: (from tipbot@localhost) by terminus.zytor.com (8.15.2/8.15.2/Submit) id x1EGGNJ2784517; Thu, 14 Feb 2019 08:16:23 -0800 Date: Thu, 14 Feb 2019 08:16:23 -0800 X-Authentication-Warning: terminus.zytor.com: tipbot set sender to tipbot@zytor.com using -f From: tip-bot for Shaokun Zhang Message-ID: Cc: linux-kernel@vger.kernel.org, mingo@kernel.org, dave.hansen@linux.intel.com, luto@kernel.org, peterz@infradead.org, aryabinin@virtuozzo.com, mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, bp@suse.de, zhangshaokun@hisilicon.com, x86@kernel.org Reply-To: mingo@kernel.org, dave.hansen@linux.intel.com, linux-kernel@vger.kernel.org, luto@kernel.org, peterz@infradead.org, mingo@redhat.com, aryabinin@virtuozzo.com, tglx@linutronix.de, bp@suse.de, hpa@zytor.com, x86@kernel.org, zhangshaokun@hisilicon.com In-Reply-To: <1550136829-49088-1-git-send-email-zhangshaokun@hisilicon.com> References: <1550136829-49088-1-git-send-email-zhangshaokun@hisilicon.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/cleanups] x86/mm/dump_pagetables: Remove the unused prev_pud variable Git-Commit-ID: 8e8a3cea7ea5f5458fdf2287713626892e7715f5 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 8e8a3cea7ea5f5458fdf2287713626892e7715f5 Gitweb: https://git.kernel.org/tip/8e8a3cea7ea5f5458fdf2287713626892e7715f5 Author: Shaokun Zhang AuthorDate: Thu, 14 Feb 2019 17:33:49 +0800 Committer: Borislav Petkov CommitDate: Thu, 14 Feb 2019 17:09:43 +0100 x86/mm/dump_pagetables: Remove the unused prev_pud variable The 'prev_pud' local variable became unused after commit 04b67022fb6d ("x86/mm/dump_pagetables: Speed up page tables dump for CONFIG_KASAN=y"). Remove it. Signed-off-by: Shaokun Zhang Signed-off-by: Borislav Petkov Cc: Andrey Ryabinin Cc: Andy Lutomirski Cc: Dave Hansen Cc: "H. Peter Anvin" Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: x86-ml Link: https://lkml.kernel.org/r/1550136829-49088-1-git-send-email-zhangshaokun@hisilicon.com --- arch/x86/mm/dump_pagetables.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c index e3cdc85ce5b6..ee8f8ab46941 100644 --- a/arch/x86/mm/dump_pagetables.c +++ b/arch/x86/mm/dump_pagetables.c @@ -444,7 +444,6 @@ static void walk_pud_level(struct seq_file *m, struct pg_state *st, p4d_t addr, int i; pud_t *start, *pud_start; pgprotval_t prot, eff; - pud_t *prev_pud = NULL; pud_start = start = (pud_t *)p4d_page_vaddr(addr); @@ -462,7 +461,6 @@ static void walk_pud_level(struct seq_file *m, struct pg_state *st, p4d_t addr, } else note_page(m, st, __pgprot(0), 0, 3); - prev_pud = start; start++; } }