From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 34/54] c6x: use asm-generic/cacheflush.h Date: Sun, 07 Jun 2020 21:41:55 -0700 Message-ID: <20200608044155.anFWQL1Y2%akpm@linux-foundation.org> References: <20200607212615.b050e41fac139a1e16fe00bd@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:37972 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726929AbgFHEl4 (ORCPT ); Mon, 8 Jun 2020 00:41:56 -0400 In-Reply-To: <20200607212615.b050e41fac139a1e16fe00bd@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: akpm@linux-foundation.org, hch@lst.de, jacquiot.aurelien@gmail.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, msalter@redhat.com, torvalds@linux-foundation.org From: Christoph Hellwig Subject: c6x: use asm-generic/cacheflush.h C6x needs almost no cache flushing routines of its own. Rely on asm-generic/cacheflush.h for the defaults. Link: http://lkml.kernel.org/r/20200515143646.3857579-11-hch@lst.de Signed-off-by: Christoph Hellwig Acked-by: Mark Salter Cc: Aurelien Jacquiot Signed-off-by: Andrew Morton --- arch/c6x/include/asm/cacheflush.h | 19 +------------------ 1 file changed, 1 insertion(+), 18 deletions(-) --- a/arch/c6x/include/asm/cacheflush.h~c6x-use-asm-generic-cacheflushh +++ a/arch/c6x/include/asm/cacheflush.h @@ -17,21 +17,6 @@ #include /* - * virtually-indexed cache management (our cache is physically indexed) - */ -#define flush_cache_all() do {} while (0) -#define flush_cache_mm(mm) do {} while (0) -#define flush_cache_dup_mm(mm) do {} while (0) -#define flush_cache_range(mm, start, end) do {} while (0) -#define flush_cache_page(vma, vmaddr, pfn) do {} while (0) -#define flush_cache_vmap(start, end) do {} while (0) -#define flush_cache_vunmap(start, end) do {} while (0) -#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) - -/* * physically-indexed cache management */ #define flush_icache_range(s, e) \ @@ -49,14 +34,12 @@ do { \ (unsigned long) page_address(page) + PAGE_SIZE)); \ } while (0)