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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5118C433F5 for ; Thu, 28 Oct 2021 13:14:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9A34B61139 for ; Thu, 28 Oct 2021 13:14:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230248AbhJ1NRA (ORCPT ); Thu, 28 Oct 2021 09:17:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:34740 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230179AbhJ1NQ7 (ORCPT ); Thu, 28 Oct 2021 09:16:59 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id ED12661130; Thu, 28 Oct 2021 13:14:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1635426872; bh=C1zcco3bTHMOEHdKG2K0ubtIXS9WB8cgc60pAqatfuM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=F0wjY9u/vzPiiOcYBGLPCdlL8W/wye2808zGSSQAVBVvHo/k6qFihwjODj6AWxUpD 4TnjpzUad9tFa0QeVAscGyxf79lr7ZUDOhs8nhxG/Wq0OjKAnOBuSUuH+wFnP2HJGz lXCelmjWvayCluyGPRNQO5W4RR5klCwzcqgUXrm6/Z6JqwyrJHa4kORFN/B7iKiOIH aZAfoTQLXefS5RE/GyokVWq4IJNcXln+AsQ9c1U936K4kHiTiCMUexLy/qF5oFxNt1 rjbthJ4kZ+lyzX2khiduaBRJLZz1TBUgRtkthU2PGlO2zKrHyz+tE56i/WjAwPFWg8 ye00MdxCfpgig== Date: Thu, 28 Oct 2021 14:14:27 +0100 From: Mark Brown To: Marc Zyngier Cc: kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, James Morse , Suzuki K Poulose , Alexandru Elisei , Quentin Perret , Will Deacon , kernel-team@android.com Subject: Re: [PATCH v2 5/5] arm64/fpsimd: Document the use of TIF_FOREIGN_FPSTATE by KVM Message-ID: References: <20211028111640.3663631-1-maz@kernel.org> <20211028111640.3663631-6-maz@kernel.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="58r1ffgyFCvuxbm+" Content-Disposition: inline In-Reply-To: <20211028111640.3663631-6-maz@kernel.org> X-Cookie: try again Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org --58r1ffgyFCvuxbm+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Oct 28, 2021 at 12:16:40PM +0100, Marc Zyngier wrote: > The bit of documentation that talks about TIF_FOREIGN_FPSTATE > does not mention the ungodly tricks that KVM plays with this flag. >=20 > Try and document this for the posterity. Reviwed-by: Mark Brown --58r1ffgyFCvuxbm+ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmF6ojMACgkQJNaLcl1U h9ADwwf+LD87gkZpKtme+gaULezsWo6+93ZLEdBBNTy13T2KQTAbi5wtv2tjrTh0 eCnrIjgyz35mSb3pF+vNn8+iyUBuELXFfK5+ZapkpduIBwY2tNLKCXQrpg28gVWV AuZR6K7b3fktMxMM+vU2zMIacVr50uDT0Ba5BCUpcg0YwvRKORG4W+0UqetRjizz ZfceGiGUd46iepoa5clJXJhZ1eJrUb9FLnekPOEcEUqs7Q1G5bF3Zoifc1JeDtdv e38oMmLfKtwi8DSLfto5jPgb2/xYGBT1FATkdmDtGJaLhIggmkiNyzaugvwbY/BZ MUYuoAUf80pcTiFpov2Kn7FWnw2R4g== =+aPl -----END PGP SIGNATURE----- --58r1ffgyFCvuxbm+--