From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 077DF137928 for ; Thu, 28 Mar 2024 19:20:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711653607; cv=none; b=RFsZlL0X1T6TIF1z7abL6J6qSkaQfFy9qicYWk2TEigeV9Z0/W/Wx8fwd7VJxZMRDb4tGqBivdwTvYZl3CKC6NcPSymuh0x562yXj3SnXlJnmaaWOmG6YsZ9frWdDlzlxXCYdbBVsAjexiwQsWgYUkJvLfBicg6PpHXhNm/0Crw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711653607; c=relaxed/simple; bh=MEDQhzGUZA4JT3K4UKfYtt/Wh/8snJiEXlH3Vw+wyi4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XUXfkjopJWgn1QSMJC+B6PxKg4NwtF1Q0e9OVjTSJsObhIOO7f29YO/a1mSuKzXcSKVIOTS3Q/GNZ0MiJkPkfxdtZuACG0nYJ60oTb3nleYGXNc2KH2aoL1Y/Qa9eXVL4M10vLDYLYLrrB1o2WUW1BpPloKqS4DjfHwLn1ibjPA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KulNp2xA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KulNp2xA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BA6AAC433C7; Thu, 28 Mar 2024 19:20:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711653606; bh=MEDQhzGUZA4JT3K4UKfYtt/Wh/8snJiEXlH3Vw+wyi4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=KulNp2xAAncwg3KYj6cCxwSFXUiXsIMfVWYt/SrvqP5Qrnw1DxruVKaA5GkT3L2Ea jWVDk+CKAhnLfKTt9bBrRojWCMYKV+5Zl+jVdpYQCemzBUFsxrdxmbgddtfItjVeWC kC0O0N6x0BV3vs2wCTr/tT1n5EPZbIRdUOPFLy3/Dt5maWmU/QcIQYo6oz7b9gcfE3 9flHByJmIH5zxWnrPtwFPDD6gm4mspEc7mNP0jtzHyLgZ5sQsVkihqvMpbqBDrDLaw hXoD22ULV9oUFrRsI9alRpoXcQylX/IaIYkuj7ZIPbh8Ei9B0x84JaqjCvpWo4tOx/ Lv6qREZbHFefw== Date: Thu, 28 Mar 2024 19:20:00 +0000 From: Mark Brown To: Fuad Tabba Cc: kvmarm@lists.linux.dev, maz@kernel.org, will@kernel.org, qperret@google.com, seanjc@google.com, alexandru.elisei@arm.com, catalin.marinas@arm.com, philmd@linaro.org, james.morse@arm.com, suzuki.poulose@arm.com, oliver.upton@linux.dev, mark.rutland@arm.com, joey.gouly@arm.com, rananta@google.com Subject: Re: [PATCH v1 16/44] KVM: arm64: Do not map the host fpsimd state to hyp in pKVM Message-ID: References: <20240327173531.1379685-1-tabba@google.com> <20240327173531.1379685-17-tabba@google.com> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="U9TvosPgzVOUP9Ok" Content-Disposition: inline In-Reply-To: <20240327173531.1379685-17-tabba@google.com> X-Cookie: Yes, but which self do you want to be? --U9TvosPgzVOUP9Ok Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Mar 27, 2024 at 05:35:03PM +0000, Fuad Tabba wrote: > pKVM maintains its own state for tracking the host fpsimd state. > Therefore, no need to map and share the host's view with it. Ah, that explains why that was confusing me! Reviewed-by: Mark Brown --U9TvosPgzVOUP9Ok Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmYFwuAACgkQJNaLcl1U h9AM1wf+LFlhP3Nj25xl5pYNn1fF1fm71mBmD7h+iwL2VMNLcSDZOwdf2v8NGbc2 aJ0rKNGolR6ksxPETMHIjBnuiKqeXGPZQ3QPvVh7XRYvBCPYjoN9Gwehd+xMj8pa 062sm+oERx5Tz6B6NBcB+bD9TAgXoY9of0JZvKLRiRMul8FOjWDGQ7BaDBWEFd0j rnkhUvytBQtXuZ0YE6VXqX7ti+khSqRGjbwPzk6v29llvqu3NIzVZVhIkmzNptQ6 qMqF/dxsMCnU7AZ1M2Wg7+1AYQooWbc0qPmNSbbJES1OBqlbaSEkPePYktfnIdk/ e/U48mfwrYQFJEDZz5XorHBfpmNf+A== =uzQP -----END PGP SIGNATURE----- --U9TvosPgzVOUP9Ok--