From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 46/54] xtensa: implement flush_icache_user_range Date: Sun, 07 Jun 2020 21:42:32 -0700 Message-ID: <20200608044232.3FNEI-3vu%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]:38858 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727122AbgFHEmd (ORCPT ); Mon, 8 Jun 2020 00:42:33 -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, chris@zankel.net, hch@lst.de, jcmvbkbc@gmail.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org From: Christoph Hellwig Subject: xtensa: implement flush_icache_user_range 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. [jcmvbkbc@gmail.com: fix flush_icache_user_range in noMMU configs] Link: http://lkml.kernel.org/r/20200525221556.4270-1-jcmvbkbc@gmail.com Link: http://lkml.kernel.org/r/20200515143646.3857579-23-hch@lst.de Signed-off-by: Christoph Hellwig Signed-off-by: Max Filippov Cc: Chris Zankel Cc: Max Filippov Signed-off-by: Andrew Morton --- arch/xtensa/include/asm/cacheflush.h | 2 ++ 1 file changed, 2 insertions(+) --- a/arch/xtensa/include/asm/cacheflush.h~xtensa-implement-flush_icache_user_range +++ a/arch/xtensa/include/asm/cacheflush.h @@ -145,6 +145,8 @@ void local_flush_cache_page(struct vm_ar #endif +#define flush_icache_user_range flush_icache_range + /* Ensure consistency between data and instruction cache. */ #define local_flush_icache_range(start, end) \ do { \ _