From patchwork Fri May 15 14:36:31 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11552023 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 08440913 for ; Fri, 15 May 2020 14:39:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E150C2078C for ; Fri, 15 May 2020 14:39:20 +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="mXN1xIL/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727926AbgEOOhz (ORCPT ); Fri, 15 May 2020 10:37:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35702 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726144AbgEOOhs (ORCPT ); Fri, 15 May 2020 10:37:48 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1A4B3C05BD0A; Fri, 15 May 2020 07:37:48 -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=+nwO03jcpqZOPZP7BRWxpcr5aqGQrWzDQhhYlZpFczM=; b=mXN1xIL/KCK7MrzsI+7Ig4BsID UFxadzg6FIHkLGK7la/QdCMzj6hShPZaFvDMTmf0FJvzeiz238u8uYuWehpIhApmHuRSWA/jdlgD4 O6FC7je7L4zUVLOXMXlZ/R2RjmmAr9ECjQGQGLjoVnO8LNAtoi3ujQ5W2I4Ma+Ii9x7jsgzvglX1l dAYzga+b7Occ0zhksgDq4SrzKkQ+edonAA/CUSwFEGdijbGAmHL6Te57qr4OspA9+5iBZQJbzALhG NVDvvmVv2efYyM3fHtmuMz0b2Cs4mq6WqX2cSsoP9KeHAQI1l2PTCmVIMKwDKLcLU2rJMPXbKiEVx Fkfgh21A==; 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 1jZbSr-0004az-7h; Fri, 15 May 2020 14:37:29 +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, Greg Ungerer Subject: [PATCH 14/29] m68knommu: use asm-generic/cacheflush.h Date: Fri, 15 May 2020 16:36:31 +0200 Message-Id: <20200515143646.3857579-15-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: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org m68knommu needs almost no cache flushing routines of its own. Rely on asm-generic/cacheflush.h for the defaults. Signed-off-by: Christoph Hellwig Acked-by: Greg Ungerer --- arch/m68k/include/asm/cacheflush_no.h | 19 ++----------------- 1 file changed, 2 insertions(+), 17 deletions(-) diff --git a/arch/m68k/include/asm/cacheflush_no.h b/arch/m68k/include/asm/cacheflush_no.h index 11e9a9dcbfb24..2731f07e7be8c 100644 --- a/arch/m68k/include/asm/cacheflush_no.h +++ b/arch/m68k/include/asm/cacheflush_no.h @@ -9,25 +9,8 @@ #include #define flush_cache_all() __flush_cache_all() -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_dup_mm(mm) do { } while (0) -#define flush_cache_range(vma, start, end) do { } while (0) -#define flush_cache_page(vma, vmaddr) do { } while (0) #define flush_dcache_range(start, len) __flush_dcache_all() -#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 -#define flush_dcache_page(page) do { } while (0) -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) #define flush_icache_range(start, len) __flush_icache_all() -#define flush_icache_page(vma,pg) do { } while (0) -#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) void mcf_cache_push(void); @@ -98,4 +81,6 @@ static inline void cache_clear(unsigned long paddr, int len) __clear_cache_all(); } +#include + #endif /* _M68KNOMMU_CACHEFLUSH_H */