From patchwork Thu Aug 31 17:00:37 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dave Martin X-Patchwork-Id: 808368 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=sourceware.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=libc-alpha-return-83989-incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.b="QfGOwpo/"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xjpyN0fPmz9sD5 for ; Fri, 1 Sep 2017 03:19:23 +1000 (AEST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-type:content-transfer-encoding; q=dns; s=default; b=CBK/cS4aMNsX4GgHK092wLjNF7rsMJFekW6+RMQPir4 3Id0V6cmguBrsidO6+nY54Snlii9ovOR2UbnHCrCs6fbsnz4OjIxoz46BwD6lUs+ 7jxIOmQMDtPl7RQ5rQihJ3//YuF9npWfbfAfUNf3VBXtLgOpbNi1CjUEdhdX3GQk = DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-type:content-transfer-encoding; s=default; bh=mOwRdve46TT4YZE0WYuJHokE8Tg=; b=QfGOwpo/+CYLFOOCY 13UB81eXc5w0bimnhqS1SaL5jXyiWjfuWtoqDlGr3khBG9w+FSm/0XiNpXPHJmf1 j645ArpBb2LRH0g5aS2oxcSuwDwepX+fIfnySD+xdN+p26dICYymmxjhBtOpLByW HLYf1pA3/RUQjg9IXqHU/vI6d8= Received: (qmail 20673 invoked by alias); 31 Aug 2017 17:19:18 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 20625 invoked by uid 89); 31 Aug 2017 17:19:17 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-26.9 required=5.0 tests=BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RP_MATCHES_RCVD, SPF_PASS autolearn=ham version=3.3.2 spammy= X-HELO: foss.arm.com From: Dave Martin To: linux-arm-kernel@lists.infradead.org Cc: Catalin Marinas , Will Deacon , Ard Biesheuvel , =?utf-8?q?Alex_Benn=C3=A9?= =?utf-8?q?e?= , Szabolcs Nagy , Richard Sandiford , kvmarm@lists.cs.columbia.edu, libc-alpha@sourceware.org, linux-arch@vger.kernel.org Subject: [PATCH v2 05/28] arm64: fpsimd: Simplify uses of {set, clear}_ti_thread_flag() Date: Thu, 31 Aug 2017 18:00:37 +0100 Message-Id: <1504198860-12951-6-git-send-email-Dave.Martin@arm.com> In-Reply-To: <1504198860-12951-1-git-send-email-Dave.Martin@arm.com> References: <1504198860-12951-1-git-send-email-Dave.Martin@arm.com> MIME-Version: 1.0 The existing FPSIMD context switch code contains a couple of instances of {set,clear}_ti_thread(task_thread_info(task)). Since there are thread flag manipulators that operate directly on task_struct, this verbosity isn't strictly needed. For consistency, this patch simplifies the affected calls. This should have no impact on behaviour. Signed-off-by: Dave Martin Reviewed-by: Alex Bennée Acked-by: Ard Biesheuvel --- arch/arm64/kernel/fpsimd.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index 3a68cf3..9d762dd 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -159,11 +159,9 @@ void fpsimd_thread_switch(struct task_struct *next) if (__this_cpu_read(fpsimd_last_state) == st && st->cpu == smp_processor_id()) - clear_ti_thread_flag(task_thread_info(next), - TIF_FOREIGN_FPSTATE); + clear_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE); else - set_ti_thread_flag(task_thread_info(next), - TIF_FOREIGN_FPSTATE); + set_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE); } }