From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756530AbdJKMhE (ORCPT ); Wed, 11 Oct 2017 08:37:04 -0400 Received: from foss.arm.com ([217.140.101.70]:60094 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752006AbdJKMhD (ORCPT ); Wed, 11 Oct 2017 08:37:03 -0400 Date: Wed, 11 Oct 2017 13:37:05 +0100 From: Will Deacon To: Catalin Marinas Cc: Suzuki K Poulose , linux-arm-kernel@lists.infradead.org, Mark Rutland , linux-kernel@vger.kernel.org, Dave Martin Subject: Re: [PATCH v2] arm64: Expose support for optional ARMv8-A features Message-ID: <20171011123705.GE11106@arm.com> References: <20171010095310.30115-1-suzuki.poulose@arm.com> <20171010143530.fiomo7pqvtojflnn@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171010143530.fiomo7pqvtojflnn@localhost> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 10, 2017 at 03:35:30PM +0100, Catalin Marinas wrote: > On Tue, Oct 10, 2017 at 10:53:10AM +0100, Suzuki K. Poulose wrote: > > diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h > > index 4b9344cba83a..a4bad90a3fa3 100644 > > --- a/arch/arm64/include/uapi/asm/hwcap.h > > +++ b/arch/arm64/include/uapi/asm/hwcap.h > > @@ -36,5 +36,10 @@ > > #define HWCAP_FCMA (1 << 14) > > #define HWCAP_LRCPC (1 << 15) > > #define HWCAP_DCPOP (1 << 16) > > +#define HWCAP_SHA3 (1 << 17) > > +#define HWCAP_SM3 (1 << 18) > > +#define HWCAP_SM4 (1 << 19) > > +#define HWCAP_ASIMDDP (1 << 20) > > +#define HWCAP_SHA512 (1 << 21) > > We may be getting some conflicts around these with additional patches > coming in but not hard to solve. Anyway, whether we are getting pointer > authentication in or not (probably the latter), I would really like to > get the first patch in that series merged: > > http://lkml.kernel.org/r/1500480092-28480-2-git-send-email-mark.rutland@arm.com Suzuki -- can you take Mark's patch above and update the documentation to include the new hwcaps you've added, please? Will