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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 391F2C4167B for ; Mon, 9 May 2022 15:46:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238537AbiEIPuL (ORCPT ); Mon, 9 May 2022 11:50:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238523AbiEIPtt (ORCPT ); Mon, 9 May 2022 11:49:49 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 033291573E; Mon, 9 May 2022 08:45:51 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 750AA611CA; Mon, 9 May 2022 15:45:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 134F6C385B1; Mon, 9 May 2022 15:45:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652111149; bh=5C2gAycAYfH3AorYV+ZVZig2Mkz2fhCTBkA4i45e2sM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Yyq26cyETefivwltGGCi4Lgq3PfyAW4KN70HsE+JWAq2Rki2ctu27vtNCsto1jU9z oMNH/RFae2XQpOHJwM4Jybv/n4dtHzK5Y0iPQJPDL4VIY7qOHgI8pUJhD9ZOyYZoh8 qNsfsXETPNMprtMjniIP9lPiVxAwgSitLMBwGArYOSuvCU+AXYIm/MgjrM3z6HdbOp x6qzpsSl8jgFxfpfzDMOXPv52qaetCkOl3ii7d9Kvv33CI79TU1Ks08vWTtZUqD2Z/ LIyQx4MYBsG+6gW8HpRnFMFFRAffYZyVRpB41PzdfvFpSArIvbwB58ex+F6UIs0mKa w2iShoB5Lau2w== Date: Mon, 9 May 2022 16:45:43 +0100 From: Mark Brown To: James Clark Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, german.gomez@arm.com, John Garry , Will Deacon , Mathieu Poirier , Leo Yan , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-doc@vger.kernel.org Subject: Re: [PATCH v1 2/6] arm64/sve: Add Perf extensions documentation Message-ID: References: <20220509144257.1623063-1-james.clark@arm.com> <20220509144257.1623063-3-james.clark@arm.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="mk/wbO/L6mmEEdnA" Content-Disposition: inline In-Reply-To: <20220509144257.1623063-3-james.clark@arm.com> X-Cookie: Boycott meat -- suck your thumb. Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --mk/wbO/L6mmEEdnA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, May 09, 2022 at 03:42:50PM +0100, James Clark wrote: > +* Its value is equivalent to the current vector length (VL) in bits divided by > + 64. Please explicitly say that this is the current *SVE* vector length, given that with SME entering streaming mode means we have SVE registers with the current streaming vector length which may be different to the SVE vector length it is possible that someone may read the above as referring to the vector length that applies to the current Z/P registers. --mk/wbO/L6mmEEdnA Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmJ5NycACgkQJNaLcl1U h9Dbdwf+PcSNippPQhwEFZ7lU/qxZTpSVBuoGp0Z1YUpzKhv2UgfZEbPz6WHtW89 W2jmtd52nfsNTc6old7JvHErzT3sdhrD5cdlNmZ8e5La/GS1NOwcLZKinXEarsqY 3nJPHYmKvSXCZCFuSMmnHB1xpTCZFou8dxgruNczu1DONbfXU0uil0bXHchEOYxa Z3Bk5WdShpD67OwH9hgX4ub2ML5XEXpSmQnhKBZSGs4UIOETKvmraf7TYYZBWkZy 2RW6BJ4yE8/ZzWVx/HLPKzIlO9XPZN5Hl5gVsTQsk1uRK1fAPQNydQfITl3PPX7R kmOKG0EK5Ov5rfaVdR8OQqXvIw/iMw== =saF4 -----END PGP SIGNATURE----- --mk/wbO/L6mmEEdnA-- 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 8F6AAC433F5 for ; Mon, 9 May 2022 15:46:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To: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=UtkuYJ3Xm+8PVfKPSWiPh/4NcXPMxNhNNAnTQU/n/Zg=; b=RVXwamG+eqJBZYbN+bK0lRlGjW tqlLOspiSmczNMOqbZ0zkdlw5NOhsBUq5A3w462V9ZpOzOSyrnaKmRdHGKy8SAi1EH4e4MlLPYNZz Ntx4B7a4zctQymBNUZggmRLnGGjw0xgj0GeFGpXoV+Tsmrx6sZPtDEQ8K5kUut4e7X1O8nahuHXga t5WorCxnH0sPNOTNgcEQ2yLpgR2ixTx9cQTh9mq+z72Y8YhvkoV247FrfXbYPeycnxjaFY7scBxTY IW1vDwQigqjpa98/jynOIctJLmBjzPIavfEWKLWRgox3zPl2aFM8IdRueFbLDHQ5kvDIHauUXIfET JS/UwnbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1no5a5-00FB48-T7; Mon, 09 May 2022 15:45:54 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1no5a2-00FB37-PV for linux-arm-kernel@lists.infradead.org; Mon, 09 May 2022 15:45:52 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 13AC4611E3; Mon, 9 May 2022 15:45:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 134F6C385B1; Mon, 9 May 2022 15:45:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652111149; bh=5C2gAycAYfH3AorYV+ZVZig2Mkz2fhCTBkA4i45e2sM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Yyq26cyETefivwltGGCi4Lgq3PfyAW4KN70HsE+JWAq2Rki2ctu27vtNCsto1jU9z oMNH/RFae2XQpOHJwM4Jybv/n4dtHzK5Y0iPQJPDL4VIY7qOHgI8pUJhD9ZOyYZoh8 qNsfsXETPNMprtMjniIP9lPiVxAwgSitLMBwGArYOSuvCU+AXYIm/MgjrM3z6HdbOp x6qzpsSl8jgFxfpfzDMOXPv52qaetCkOl3ii7d9Kvv33CI79TU1Ks08vWTtZUqD2Z/ LIyQx4MYBsG+6gW8HpRnFMFFRAffYZyVRpB41PzdfvFpSArIvbwB58ex+F6UIs0mKa w2iShoB5Lau2w== Date: Mon, 9 May 2022 16:45:43 +0100 From: Mark Brown To: James Clark Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, german.gomez@arm.com, John Garry , Will Deacon , Mathieu Poirier , Leo Yan , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-doc@vger.kernel.org Subject: Re: [PATCH v1 2/6] arm64/sve: Add Perf extensions documentation Message-ID: References: <20220509144257.1623063-1-james.clark@arm.com> <20220509144257.1623063-3-james.clark@arm.com> MIME-Version: 1.0 In-Reply-To: <20220509144257.1623063-3-james.clark@arm.com> X-Cookie: Boycott meat -- suck your thumb. X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220509_084550_931215_50622289 X-CRM114-Status: GOOD ( 13.69 ) 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: , Content-Type: multipart/mixed; boundary="===============6537102845199378884==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============6537102845199378884== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="mk/wbO/L6mmEEdnA" Content-Disposition: inline --mk/wbO/L6mmEEdnA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, May 09, 2022 at 03:42:50PM +0100, James Clark wrote: > +* Its value is equivalent to the current vector length (VL) in bits divided by > + 64. Please explicitly say that this is the current *SVE* vector length, given that with SME entering streaming mode means we have SVE registers with the current streaming vector length which may be different to the SVE vector length it is possible that someone may read the above as referring to the vector length that applies to the current Z/P registers. --mk/wbO/L6mmEEdnA Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmJ5NycACgkQJNaLcl1U h9Dbdwf+PcSNippPQhwEFZ7lU/qxZTpSVBuoGp0Z1YUpzKhv2UgfZEbPz6WHtW89 W2jmtd52nfsNTc6old7JvHErzT3sdhrD5cdlNmZ8e5La/GS1NOwcLZKinXEarsqY 3nJPHYmKvSXCZCFuSMmnHB1xpTCZFou8dxgruNczu1DONbfXU0uil0bXHchEOYxa Z3Bk5WdShpD67OwH9hgX4ub2ML5XEXpSmQnhKBZSGs4UIOETKvmraf7TYYZBWkZy 2RW6BJ4yE8/ZzWVx/HLPKzIlO9XPZN5Hl5gVsTQsk1uRK1fAPQNydQfITl3PPX7R kmOKG0EK5Ov5rfaVdR8OQqXvIw/iMw== =saF4 -----END PGP SIGNATURE----- --mk/wbO/L6mmEEdnA-- --===============6537102845199378884== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============6537102845199378884==--