From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 49162C5320E for ; Mon, 19 Aug 2024 09:13:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=sjs8JaEgyS1xbtsjay6GWX/L+USQhFERFtNyE9IW9Xc=; b=1EJKstghRJJo0SmhDs/U2tWp3B wN7EDniNXTwP/rjkXUUYTpEwywqM1eeGMEvxltNufZ8BwQWXYsBi08s2MdjQsOXb58qF0JRQNQ+V3 I5ZBrCPGQZbvisEfgawyWLmAhDbz4XzKkhHyzvsBRuwGAMZoqVVFP9vCT/U/mjOK9uX2WI0XtV/pL fa+wDRO29LRomfaMaKtRlRA/FFY7+WQ4TELs9IKdo8bWmuoIvAO/MuC1iohX4f+RIbiHlrro89886 HpaGORO+0nswLRztazHenuaA/BOIWjYPXUM2knnUefqIbsmdjiEpbsyXPY/TpBZpfHKOnijLKvG9B 6z1X6V3A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sfyRt-00000000uMd-0VlA; Mon, 19 Aug 2024 09:13:13 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sfyR8-00000000u4N-1jEY; Mon, 19 Aug 2024 09:12:28 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id AA18DCE0924; Mon, 19 Aug 2024 09:12:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8031AC32782; Mon, 19 Aug 2024 09:12:18 +0000 (UTC) Date: Mon, 19 Aug 2024 10:12:16 +0100 From: Catalin Marinas To: Mark Brown Cc: Will Deacon , Jonathan Corbet , Andrew Morton , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Arnd Bergmann , Oleg Nesterov , Eric Biederman , Shuah Khan , "Rick P. Edgecombe" , Deepak Gupta , Ard Biesheuvel , Szabolcs Nagy , Kees Cook , "H.J. Lu" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Florian Weimer , Christian Brauner , Thiago Jung Bauermann , Ross Burton , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v10 16/40] arm64/hwcap: Add hwcap for GCS Message-ID: References: <20240801-arm64-gcs-v10-0-699e2bd2190b@kernel.org> <20240801-arm64-gcs-v10-16-699e2bd2190b@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240801-arm64-gcs-v10-16-699e2bd2190b@kernel.org> X-TUID: ar7/7KcGpDoJ X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240819_021226_645671_CF12AA6D X-CRM114-Status: GOOD ( 10.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Aug 01, 2024 at 01:06:43PM +0100, Mark Brown wrote: > diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h > index 285610e626f5..328fb7843e2f 100644 > --- a/arch/arm64/include/uapi/asm/hwcap.h > +++ b/arch/arm64/include/uapi/asm/hwcap.h > @@ -122,5 +122,6 @@ > #define HWCAP2_SME_SF8FMA (1UL << 60) > #define HWCAP2_SME_SF8DP4 (1UL << 61) > #define HWCAP2_SME_SF8DP2 (1UL << 62) > +#define HWCAP2_GCS (1UL << 63) You'll be fighting with Joey over the last bit here ;) (we do have HWCAP3 though). Reviewed-by: Catalin Marinas