From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 42/54] arm,sparc,unicore32: remove flush_icache_user_range Date: Sun, 07 Jun 2020 21:42:19 -0700 Message-ID: <20200608044219.SvSo_kmtb%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]:38558 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727796AbgFHEmU (ORCPT ); Mon, 8 Jun 2020 00:42:20 -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, davem@davemloft.net, gxt@pku.edu.cn, hch@lst.de, linux-mm@kvack.org, linux@armlinux.org.uk, mm-commits@vger.kernel.org, torvalds@linux-foundation.org From: Christoph Hellwig Subject: arm,sparc,unicore32: remove flush_icache_user_range flush_icache_user_range is only used by , so remove it from the architectures that implement it, but don't use . Link: http://lkml.kernel.org/r/20200515143646.3857579-19-hch@lst.de Signed-off-by: Christoph Hellwig Cc: Russell King Cc: "David S. Miller" Cc: Guan Xuetao Signed-off-by: Andrew Morton --- arch/arm/include/asm/cacheflush.h | 3 --- arch/sparc/include/asm/cacheflush_32.h | 2 -- arch/sparc/include/asm/cacheflush_64.h | 1 - arch/unicore32/include/asm/cacheflush.h | 3 --- 4 files changed, 9 deletions(-) --- a/arch/arm/include/asm/cacheflush.h~armsparcunicore32-remove-flush_icache_user_range +++ a/arch/arm/include/asm/cacheflush.h @@ -318,9 +318,6 @@ extern void flush_kernel_dcache_page(str #define flush_dcache_mmap_lock(mapping) xa_lock_irq(&mapping->i_pages) #define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&mapping->i_pages) -#define flush_icache_user_range(vma,page,addr,len) \ - flush_dcache_page(page) - /* * We don't appear to need to do anything here. In fact, if we did, we'd * duplicate cache flushing elsewhere performed by flush_dcache_page(). --- a/arch/sparc/include/asm/cacheflush_32.h~armsparcunicore32-remove-flush_icache_user_range +++ a/arch/sparc/include/asm/cacheflush_32.h @@ -17,8 +17,6 @@ #define flush_icache_range(start, end) do { } while (0) #define flush_icache_page(vma, pg) do { } while (0) -#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) - #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ flush_cache_page(vma, vaddr, page_to_pfn(page));\ --- a/arch/sparc/include/asm/cacheflush_64.h~armsparcunicore32-remove-flush_icache_user_range +++ a/arch/sparc/include/asm/cacheflush_64.h @@ -49,7 +49,6 @@ void __flush_dcache_range(unsigned long void flush_dcache_page(struct page *page); #define flush_icache_page(vma, pg) do { } while(0) -#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) void flush_ptrace_access(struct vm_area_struct *, struct page *, unsigned long uaddr, void *kaddr, --- a/arch/unicore32/include/asm/cacheflush.h~armsparcunicore32-remove-flush_icache_user_range +++ a/arch/unicore32/include/asm/cacheflush.h @@ -162,9 +162,6 @@ extern void flush_dcache_page(struct pag #define flush_dcache_mmap_lock(mapping) do { } while (0) #define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_icache_user_range(vma, page, addr, len) \ - flush_dcache_page(page)