From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH v2 00/11] test_user_copy improvements Date: Wed, 12 Aug 2015 14:34:10 -0700 (PDT) Message-ID: <20150812.143410.1500869614245341672.davem@davemloft.net> References: <20150810.152938.1076489414700359615.davem@redhat.com> <20150810.210804.1413406155445559341.davem@davemloft.net> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:60161 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751137AbbHLVeM (ORCPT ); Wed, 12 Aug 2015 17:34:12 -0400 In-Reply-To: Sender: linux-arch-owner@vger.kernel.org List-ID: To: geert@linux-m68k.org Cc: james.hogan@imgtec.com, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, keescook@chromium.org, akpm@linux-foundation.org, monstr@monstr.eu, lftan@altera.com, jonas@southpole.se, chris@zankel.net, jcmvbkbc@gmail.com, nios2-dev@lists.rocketboards.org, linux@lists.openrisc.net, linux-xtensa@linux-xtensa.org From: Geert Uytterhoeven Date: Tue, 11 Aug 2015 13:20:53 +0200 > On Tue, Aug 11, 2015 at 6:08 AM, David Miller wrote: ... >> diff --git a/lib/Kconfig b/lib/Kconfig >> index 3a2ef67..149eb29 100644 >> --- a/lib/Kconfig >> +++ b/lib/Kconfig >> @@ -62,6 +62,9 @@ config ARCH_USE_CMPXCHG_LOCKREF >> config ARCH_HAS_FAST_MULTIPLIER >> bool >> >> +config ARCH_SPLIT_VA_SPACE >> + def_bool n >> + >> config CRC_CCITT >> tristate "CRC-CCITT functions" >> help > > I think this applies to a few more architectures. > > M68k already has a config symbol for his (CPU_HAS_ADDRESS_SPACES), > which is set by classic m68k (not Coldfire) that has the "moves" instruction. Awesome, maybe James can add the M68K case to his patch as well.