From patchwork Fri May 15 14:36:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 1291202 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=sparclinux-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20170209 header.b=TsGexzF/; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 49Nrch2pxqz9sTc for ; Sat, 16 May 2020 00:38:28 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728126AbgEOOiR (ORCPT ); Fri, 15 May 2020 10:38:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35784 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728095AbgEOOiN (ORCPT ); Fri, 15 May 2020 10:38:13 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 51F32C061A0C; Fri, 15 May 2020 07:38:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=h1wlmdmJ+SbuSyPJIzXhJQXOtYNYFSmh0yN4ZKBWMKk=; b=TsGexzF/nBSKTeflCmpQ7AM4lm 3rIWZhkNiNpD8zko+UnbPo36Q6AVQROVGASj/lvKEOW6IY1yk9f/910KXuFJvq9j+zPbZLbYT/rjl wi1ZDyBhGfiDLEM2Is94DjD4a6apJDf29da3H1V4xcjl2uLy4VjgF6m8WCld4tim0ySKehc1OkPzf FymVvkCowrgY7dvvZk78b3wp8ziIDE9/qHz8Muwp/AYRrY9e8NkVRHuwL0lgt1sDw2VBGPgAYC/ND mGKzwvLuw7SC9/RZH8Y/MkwOdPKc83jLEY41mrr4d4DPQ7YfEyYOsGTZuW6GNuyv5G+yK8PIwSTZC +WGIjX3w==; Received: from [2001:4bb8:188:1506:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZbTH-00051q-JH; Fri, 15 May 2020 14:37:55 +0000 From: Christoph Hellwig To: Andrew Morton , Arnd Bergmann , Roman Zippel Cc: Jessica Yu , Michal Simek , x86@kernel.org, linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, openrisc@lists.librecores.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 22/29] xtensa: implement flush_icache_user_range Date: Fri, 15 May 2020 16:36:39 +0200 Message-Id: <20200515143646.3857579-23-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200515143646.3857579-1-hch@lst.de> References: <20200515143646.3857579-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: sparclinux-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: sparclinux@vger.kernel.org The Xtensa implementation of flush_icache_range seems to be able to cope with user addresses. Just define flush_icache_user_range to flush_icache_range. Signed-off-by: Christoph Hellwig --- arch/xtensa/include/asm/cacheflush.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/xtensa/include/asm/cacheflush.h b/arch/xtensa/include/asm/cacheflush.h index a0d50be5a8cb1..460e666ad0761 100644 --- a/arch/xtensa/include/asm/cacheflush.h +++ b/arch/xtensa/include/asm/cacheflush.h @@ -107,6 +107,8 @@ void flush_cache_page(struct vm_area_struct*, #define flush_cache_page local_flush_cache_page #endif +#define flush_icache_user_range flush_icache_range + #define local_flush_cache_all() \ do { \ __flush_invalidate_dcache_all(); \