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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id v3-20020a05620a0f0300b0078322b9b513si9105288qkl.746.2024.01.23.11.03.43 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jan 2024 11:03:43 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-35940-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=qwg+fSiR; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-35940-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-35940-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 0B6721C296C6 for ; Tue, 23 Jan 2024 19:02:39 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 13BC382D6E; Tue, 23 Jan 2024 18:55:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="qwg+fSiR" 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 38FF347F43; Tue, 23 Jan 2024 18:55:51 +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=1706036152; cv=none; b=AiH+3u14Qj2AAv+v5w7WDl+DQg+qP0QI/AgiXX/VtyA8ZHtJb4EVJylRrQtqAB9RcPBk2NULrEYosUlpLDrqrvTlU82w6RTF6SH+VLOukD4/BAn7ll8Ybw1ZGd6N6jyVS6f/l1l8dgaSxQE52xkxo13nWszHp4jatMvvjy332DU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706036152; c=relaxed/simple; bh=LbUKSvKEEnCK/ONAHtaYUgJW5qcQlDle3dKpVkI4v/w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ecyHBwkefDUpIDMcnhKjCWzLi9/3ev4ClzdNsHG4CzXVtidOjadVyx6SGPNJfPGXrUsWKxYZI88//lUv7IqGRakZiXdvA4eRT3IxERzbtsTDU5rZsEUtUCl7Cl5nBwMGfK+X6ow/y2cZAJ/5R8HBoCky1l8ZvMcEEjLOg712mtI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qwg+fSiR; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id A0EE8C433C7; Tue, 23 Jan 2024 18:55:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706036151; bh=LbUKSvKEEnCK/ONAHtaYUgJW5qcQlDle3dKpVkI4v/w=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qwg+fSiRkGh0CLOkYlQshenLD1ZSxXz+wcv25k+VgxT+U8oJXTxmlrWu40N5+dx76 NArsJxk3O+WdtxjDBGaFyRSuwknT+ew7yRCg0qVqigPS1k9VdNWyDKeAqo92TatKDZ KTU/aNXgmAeZwquqWgcWsWB4KBJaX0/WqX5LdvWJ7E0N68xmkb71u9CNBOyDlknPo0 NT51jUMsXUVkRIoEX6dJVwHBF+JZhQJEifpE2YaczapEY1n0A8gkCMVnho/dytGxzU TzfES/fUDANwzZENJecqK4hnect0HUvtOY7AKE49oGktGXg1Y0HVvVDEFKIpiW8cIH QD4Pjv7+a1UOA== Date: Tue, 23 Jan 2024 18:55:45 +0000 From: Mark Brown To: Dave Martin Cc: Catalin Marinas , Will Deacon , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" Subject: Re: [PATCH] arm64/signal: Don't assume that TIF_SVE means we saved SVE state Message-ID: <1ce926bc-537f-492e-9e4d-6e7c9f5fc057@sirena.org.uk> References: <20240119-arm64-sve-signal-regs-v1-1-b9fd61b0289a@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="IiAKNAKMl0gnu4G/" Content-Disposition: inline In-Reply-To: X-Cookie: Stay together, drag each other down. --IiAKNAKMl0gnu4G/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Jan 23, 2024 at 03:15:27PM +0000, Dave Martin wrote: > On Fri, Jan 19, 2024 at 05:47:55PM +0000, Mark Brown wrote: > > There's a couple more, but this is all of them in the signal handling > > code - I should have one or two more patches. Most of the usage is > > actually checking the trapping and therefore fine. > I see, I guess this area needs keeping an eye on generally, but if there > are no more cases considered urgent then I guess that's fine for now > (modulo other patches in flight). Yeah, it needs keeping an eye on going forwards and there should be at least one more patch to come probably this week but orthogonal to this one in content (similar changes in different parts of the code). --IiAKNAKMl0gnu4G/ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmWwC7EACgkQJNaLcl1U h9BJTgf+I0kR+cPHQZfvqZ6cXjEhHFpVcYkXSaH79lkoFkjblsMnW0CZ0SuxhlnZ X5iS0SWtUdcKUCiyzErfdsZQeJHHmcA0yenLBM56RCcwVt7odNKv8XRWrTxOAkxn 6gIK4tPIC54iByVK3q5An6s3vL3AAxv8vnM1VWugs7kCHShKk8e4t9pF64cIhKRR v95Y/QX8JbS+/T6JMGXoqUgaldLVN6Sv17sunSf+8jcq4W4cPiSwZklLOh9qXfvY Nj/3lf13TJTWTiC+UR6ShBrpeVXQIRnqZXEsyCj7FLp0AE0ULzMZRz89i6dTf8X6 ulhJxv7RZsw0GXZJFt7cYaCCopatKg== =Z1QX -----END PGP SIGNATURE----- --IiAKNAKMl0gnu4G/--