From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (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 6AFB830FF20 for ; Sat, 18 Jul 2026 18:23:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784399036; cv=none; b=K+vkKb/sjndBxAY+3K/xuGKUTKuXT9p67Xc511PdDR9yrVnNyjDSJUAYMApR+uM57L5jvqEFIO+j8I/GnmjEKd6UFMNbxc5wYsZSyNpYpveMsrfMapl5hNnl10NmTjh7U8RGfaT1WMcYW4qHY79URyF5Ia9IF/+PGXuyNHPbBIA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784399036; c=relaxed/simple; bh=AJeIM6L6k9xlH6uEIbG80n9uUhMiXDl8KKP64JsfVxY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nVomxw9iY9DYGS1x29LFL1P1mgmMBA2NYNS7IRQfjNBBVC6JkfJ+5dJ0XsS7J1yUTkNmxMe8IwE+c3AneXYPKIogp3An8dUGodjAdV6aZ8U+moBkUIQl2TmhWlO/a0k4GoQKfy1FJzYx6Wcvabhna6RCQlFA2YEmz9fy0If3frM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=XLvjcWIx; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="XLvjcWIx" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=AJeI M6L6k9xlH6uEIbG80n9uUhMiXDl8KKP64JsfVxY=; b=XLvjcWIxLFF7kv7LYmho ZHm0UZIYyXC4xbSomkDrZwuBY8Vy3jJFs0mH9LuA5NFHJmipiYu/WShAYcS1PUkf Wi2q7FwQzefAwaGXx8ahPxIIpHwKJOfKmiV/gfcFphbGJjS5tkMPK59mUZijK8zl r3f/BNN/kV0FgqmzqMXFvc2NPD+p2EeRghLli5ZtOJUhwXB5RL8M81Y1z0dqPMxO 6+ujz3D1KWZ5cn8Xtrxg+xs+pQI254QyDPZ2Vd5j4IMguBbcJpmtgK2HP0NWtDXu ze8KcJa+a0Xt3gVAuAZ+sgK0sxTc9c5sNwL/fu8OwN3WjGBjeLA3J8TEW6nFW7eV CA== Received: (qmail 1820937 invoked from network); 18 Jul 2026 20:23:48 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 18 Jul 2026 20:23:48 +0200 X-UD-Smtp-Session: l3s3148p1@zU45xuZW3uEujnu6 Date: Sat, 18 Jul 2026 20:23:45 +0200 From: Wolfram Sang To: linux-renesas-soc@vger.kernel.org Cc: Geert Uytterhoeven , Magnus Damm Subject: Re: [PATCH] soc: renesas: mfis: add hwspinlock support Message-ID: References: <20260618164905.18547-1-wsa+renesas@sang-engineering.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@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="faTW1spUOegqFoK8" Content-Disposition: inline In-Reply-To: --faTW1spUOegqFoK8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > The spinlock was a best effort thing at the time. It should be a > hwspinlock even to protect against accesses from non-AP cores. I thought > this could be postponed to later, but it seems it cannot. Then again, hwspinlock core seems to need more updates until we can finally do that. I'll use the raw_spinlock as an intermediate step. --faTW1spUOegqFoK8 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmpbxK0ACgkQFA3kzBSg KbaOfBAAmnYDpA0YbY17EmqxvfP21AEDF0NQymGlBChWmfE16oYcPdzZ9amO8w4Q G048earXyfaRfnmPvqpsjrYLv5tL1czdlK3gnqrGp+ZJ6Z8nobRrLJcmnVp18oEa 3tdq00Y/jebxVRkkhkgjL99JhYkd5wSYUwi5U/gbcXkwkhnETKvzyzskoEgVHSkH EwYweGit9Y+h3NgbHWux7m8r0WQfIFya0qtPhswszWAdJ8VbEvsTMNkejoIKcCn7 Cd5zNlP6/wvYCDIuvcFAyTKDq99sLk0KN2uDnznN04H7KO/JtGr89UAdCg67AnMr fKctguFUe6mrtVjXj+YhkwviFd0eHL1cziUt9mdvsewD/5N7jcWQ+InzbMJCkis2 20QYE0LOBzUM+QnHRtNkgFSWU3Sv/an152KFISGOmC0M7sQnoPtLmb90+b5XZaCN dcB0Yu3x9KY3kH8I7jazhNiNKFJJ6vFAD6AiS2JWYUwC0bgwrVSH4evrlOHxh+2k 5O4ia381nQh5mqpcsXOd9XEhFMKbdtcdhLGRYoRAfq5KNw7i+krCsVR/rV8/H2Ju pdpyBD1gR5oYcxnOijSV7E5nSnsdjgTzeGgEgmCkYcHVSkTaN39f9zHpzO3UV54s aF/RkxIe5sl2HRDcJWwsFEMsrk7KGkLF6TDkdK+oSJc4+tGGtIg= =JIQm -----END PGP SIGNATURE----- --faTW1spUOegqFoK8--