From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 361E645629C; Sat, 12 Sep 2026 11:05:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789211146; cv=none; b=Xp4L/YRcPLg5pXGvwVjjR8m1w9hbqT6XTlYDQ+PXozgSg/MuSL5I/QBt8y2Y4nExeOA2xUhlPUhxwgIpaClkSi7YqVeNXBG+m5Gml6w1/goytXHibn7TJ2Tu3ctCY8a4GEmq0JvRO206ZYkb5arORkWQvyTZGqqQMt1FTd56zas= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789211146; c=relaxed/simple; bh=EAbRSdXcg/S2Gd9ljR1ho5nMr6869TmN+678kggw2FM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pFedB0mlpMbD3gT5BYmCPznwdxRsVCAkuRjMCLXtIwkla6K3byXWoadso2tG9bG11CijnN+Idu5CeCqRVzuaIi7UDkU/Grj01ZwyrpHyMDZdt3Z9BJ8nEdOVA3AuoFdDdVKGmxIhDu2mQqi24tKonPHIdBR+CfyDkO40a0Qdm3c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ijT55XBO; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ijT55XBO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C5D91F00898; Sat, 12 Sep 2026 11:05:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789211145; bh=EAbRSdXcg/S2Gd9ljR1ho5nMr6869TmN+678kggw2FM=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=ijT55XBORg6IcAu8uA5SrrBO9H2IAr5Mi+f/7KGqEBE4vH1ow2utu9M+h6Itg4c90 YflEtHrnwzYXUBJdkoIgwtOKSqi7QRiBDiAb/48zBZhv0YSNU1LZNcMpjWC3eqx3jl 7sM9pqRR8VJgGBfl5HeZKC2vhPL1MhbQIu8oAgs8jeDIIk9VF/g8OZXOT9xMmBrVWo n+JAdK+mDpRMna48QXXL7v0G8NW+pk3H2Mj8/mLdetCWS7U5oEFFUkn23LFwOZlKZN iUAqzzGWz6OE7gvFyPhjKcUYPdEXUHpmUgDdP/cCbtyNTOtBRsQ0hnP9aHoGW0ZCLD rsWomlqCc27Sg== Date: Sat, 12 Sep 2026 12:05:39 +0100 From: Conor Dooley To: Srirangan Madhavan Cc: mark.rutland@arm.com, lpieralisi@kernel.org, sudeep.holla@kernel.org, jic23@kernel.org, catalin.marinas@arm.com, will@kernel.org, treding@nvidia.com, jonathanh@nvidia.com, bence.csokas@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org Subject: Re: [PATCH v3 2/2] cache: add SMCCC-backed cache invalidate provider Message-ID: References: <20260910082142.1522865-1-smadhavan@nvidia.com> <20260910082142.1522865-3-smadhavan@nvidia.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="WLLAqGgGEJH6ceCY" Content-Disposition: inline In-Reply-To: <20260910082142.1522865-3-smadhavan@nvidia.com> --WLLAqGgGEJH6ceCY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Will/Catalin, On Thu, Sep 10, 2026 at 08:21:42AM +0000, Srirangan Madhavan wrote: > Add a cache maintenance provider for the Arm SMCCC cache clean+invalidate > interface. >=20 > The provider discovers SMCCC support and attributes at init time, > serializes firmware calls, handles transient BUSY and RATE_LIMITED > responses with bounded retries, and registers with the generic cache > coherency framework used by memregion callers. >=20 > Signed-off-by: Srirangan Madhavan > Reviewed-by: Jonathan Cameron If yous wanna take this, Acked-by: Conor Dooley Cheers, Conor. --WLLAqGgGEJH6ceCY Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEARYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaqUx9AAKCRB4tDGHoIJi 0tWbAP9pKv18wzUDrEQgGGMSF90ZNqqaF5RwAsn6LafqkcXPPAEAtHRF8XU+X4LP KmUhJnMv+MSySqjbU/zxJ/LhKruX2AA= =xoxY -----END PGP SIGNATURE----- --WLLAqGgGEJH6ceCY--