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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=no 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 D6C2EC433DF for ; Mon, 8 Jun 2020 04:42:09 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 9513020825 for ; Mon, 8 Jun 2020 04:42:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="gcy7Ww0X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9513020825 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 3E4446B00BA; Mon, 8 Jun 2020 00:42:09 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 391626B00BB; Mon, 8 Jun 2020 00:42:09 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 281116B00BC; Mon, 8 Jun 2020 00:42:09 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0135.hostedemail.com [216.40.44.135]) by kanga.kvack.org (Postfix) with ESMTP id 081E26B00BA for ; Mon, 8 Jun 2020 00:42:09 -0400 (EDT) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id B8B2E18121D8B for ; Mon, 8 Jun 2020 04:42:08 +0000 (UTC) X-FDA: 76904797536.09.nest45_060723f26db7 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin09.hostedemail.com (Postfix) with ESMTP id 92CD8180E86CA for ; Mon, 8 Jun 2020 04:42:08 +0000 (UTC) X-HE-Tag: nest45_060723f26db7 X-Filterd-Recvd-Size: 3409 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf23.hostedemail.com (Postfix) with ESMTP for ; Mon, 8 Jun 2020 04:42:08 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 54F892085B; Mon, 8 Jun 2020 04:42:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591591327; bh=zbLRw5+dOdgG1FAx7pphSAl5OmvLJt2BA46yM1hLuIY=; h=Date:From:To:Subject:In-Reply-To:From; b=gcy7Ww0XP2GG+XZKeJPd+sAR3V/ceHyk031yfF2y1zSia0nizakU/d1I9wVQGnP/x Wl+fJ+5BDJJJOMEqEoAbOaNhbZKJcUMITl2MxMHGSksX4tRWL3rwu93sei3cxenHVv h8UdnRY/le6WPQ+4JeakoiJAsa+g1POU+6H+lv2s= Date: Sun, 07 Jun 2020 21:42:06 -0700 From: Andrew Morton To: akpm@linux-foundation.org, geert@linux-m68k.org, gerg@linux-m68k.org, hch@lst.de, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 38/54] m68knommu: use asm-generic/cacheflush.h Message-ID: <20200608044206.SQBOGv2M1%akpm@linux-foundation.org> In-Reply-To: <20200607212615.b050e41fac139a1e16fe00bd@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: 92CD8180E86CA X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam05 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Christoph Hellwig Subject: m68knommu: use asm-generic/cacheflush.h m68knommu needs almost no cache flushing routines of its own. Rely on asm-generic/cacheflush.h for the defaults. Link: http://lkml.kernel.org/r/20200515143646.3857579-15-hch@lst.de Signed-off-by: Christoph Hellwig Acked-by: Greg Ungerer Cc: Greg Ungerer Cc: Geert Uytterhoeven Signed-off-by: Andrew Morton --- arch/m68k/include/asm/cacheflush_no.h | 19 ++----------------- 1 file changed, 2 insertions(+), 17 deletions(-) --- a/arch/m68k/include/asm/cacheflush_no.h~m68knommu-use-asm-generic-cacheflushh +++ a/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 __clear_cache_all(); } +#include + #endif /* _M68KNOMMU_CACHEFLUSH_H */ _