From patchwork Sun May 10 07:55:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11538823 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B0E8F159A for ; Sun, 10 May 2020 07:56:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8F7FA218AC for ; Sun, 10 May 2020 07:56:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="lfX0+X5P" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729300AbgEJH4k (ORCPT ); Sun, 10 May 2020 03:56:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38380 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725810AbgEJH4j (ORCPT ); Sun, 10 May 2020 03:56:39 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 08F81C061A0C; Sun, 10 May 2020 00:56:39 -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=lfX0+X5PBMIFZiffuU4usV1LLT 8RwgCLh11SKaJzMwL/11PCBnwFU0RQmjNSM74OctGeL3iXSNdBRM2pyO/36qGG76fJ5G552PdDpua BiK4yXJUaQatBqA9eHDbmu6QdyxrOSn0CjzKHla0vqDE8pa8bnvLPGm4YeJ9hp/w7DS8gwelEvGxh yRMp6Z6/B7l0lgC4bjLF0g7JJQE9qUw+/mqBYg2+w7zJH+6v/258QkcJYr6m/lXu5Gs3M46GvxiCd gY7QyyTZxvqtz0G0Wv/Z5SOB0WROnYjbKKAWVMgW1ywN/QbFCMC2PXE1Sd+HYOoRXI/7JYyWxOoeH nH8NIhgA==; Received: from [2001:4bb8:180:9d3f:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jXgp3-000138-9j; Sun, 10 May 2020 07:56:29 +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 24/31] xtensa: implement flush_icache_user_range Date: Sun, 10 May 2020 09:55:03 +0200 Message-Id: <20200510075510.987823-25-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200510075510.987823-1-hch@lst.de> References: <20200510075510.987823-1-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: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@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(); \