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 3A2B3A932 for ; Sun, 22 Feb 2026 23:53:37 +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=1771804417; cv=none; b=DY48WdReHtt9ao/3Bv1S5BNI/C9bJkpZZP/BZIe8alzXesSEuAkWeuSVV6j7F7mK26QPkT7XO/QxAEimtLnuklppxecNkfcqKI67K3GfO6HEcMCg0NGFOgHKYGJw+t0DlBPTwpWSsGD9n7X4UU6TdH8Q3IV+HZX6CWlX6XHavdI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771804417; c=relaxed/simple; bh=YcnYNCsqexJwrxnjArk3sWgiI0bll36np364PBC3tjc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=gGbsoeOQA4sZDV/Sn9mRS1g2BC/eKyvDLrMReioos6E6QE72JPrpcoyAT0qxTQDs/w801ENBi4dIUcTqW9eNWmZZDTUuKXdYqD8s/zvXZQk+yTVB+fLWL8mD2oVzsGED2d3ieNpP9VUb6jMtmTMHgwEWQm1GVPXiljhebd66jXo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=p9Jte9l/; 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="p9Jte9l/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BF9E7C116D0; Sun, 22 Feb 2026 23:53:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771804417; bh=YcnYNCsqexJwrxnjArk3sWgiI0bll36np364PBC3tjc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=p9Jte9l/D/nUyU0BohmudzG/QoZVW4iZ+AanPlyNevzNNdYhH7ZFTNGMQSmVekOwU 3vLhe+G0HPhIQGN0HdyeRWOE80HvFZR8d9Xil8AXiegwgJV82jaau4Xt+YN8Aybw36 3/ECAArK+bJrviknOcvM5R22qWfhXTVWVO25SLNjmb7pdCvOUxuD6NylUF5cD0FSIR 6tGdBonL3jJ5uZouhQkxpzrJ11O/UKV3WYXAXeskoGommiddVG3VWNG7VrP33UoHAJ MLQQKs0UlA5B0IhyEtXg03c5+dP0Wj7QVi5QpY2arYzZnS1f7/btnNbUAQNsfDZKuh tRVARo8mfvqFA== Date: Sun, 22 Feb 2026 23:53:32 +0000 From: Mark Brown To: Andy Shevchenko Cc: linux-kernel@vger.kernel.org, Oleksij Rempel , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich Subject: Re: [PATCH v1 3/3] regcache: Move HW readback after cache initialisation Message-ID: <6f608d0d-57fe-4e0c-aff3-540c82c00a0f@sirena.org.uk> References: <20260210161058.53093-1-andriy.shevchenko@linux.intel.com> <20260210161058.53093-4-andriy.shevchenko@linux.intel.com> 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="TIji5HoEx/nhXITg" Content-Disposition: inline In-Reply-To: <20260210161058.53093-4-andriy.shevchenko@linux.intel.com> X-Cookie: Here there be tygers. --TIji5HoEx/nhXITg Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Feb 10, 2026 at 05:09:10PM +0100, Andy Shevchenko wrote: > Make sure that cache is initialised before calling any IO > using regmap, this makes sure that we won't access NULL or > invalid pointers in the cache which hasn't been initialised. This doesn't apply against current code, please check and resend. --TIji5HoEx/nhXITg Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmmblvwACgkQJNaLcl1U h9AZ6Qf/WD3gdeu56duqUUXow2PUeB/jDdc4Wgg/5zKTXwZklRVAmSN9WvP6ETHI 9GTIOIvV3iyrJEc8+yaoBFVm6a8Wr3kC3Fd16EDS8wz3yDhbc/6jgwzeK5ujlNGq ihXtFCyq0mFQiqQ2JY5BGjjDO+hK9u+Wq+W7rKBUrCbDUbkBuWSX+aIqdwRS5c2+ eoduv3QqOvCyUdei/MNnEL4/03//bF8EbC4btnKLRnbDv6ZevzHxxfviXGO8v6GM YVNxs2krVFfxrlHQ9cF30fpbOaVLEjKssQTgIBFCAQOlHVq5Ji8C5meWzUkLk9ma D2R686EMBX7j13YQhG7D7yqIW8IKgg== =qsjU -----END PGP SIGNATURE----- --TIji5HoEx/nhXITg--