From nobody Tue Feb 10 13:55:28 2026 Received: from mail-pg1-f171.google.com (mail-pg1-f171.google.com [209.85.215.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C189225D2 for ; Sun, 4 Feb 2024 14:21:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707056501; cv=none; b=jL8vvi4Qd4IpvPNPeLDz45MnYimCKGmkGhAS5GKUcFk13DuDojwEzSszjnNSh67ZRycyZ5aHkg0KG/w+6P/dwZJOpmGSarcZJhFJkDMhVyKKqCl5dRfh2VNJj5dWR1HO6ztC15vNrMktBg9pyP22PAOY7qgZrNH8bcDqDsAgg3o= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707056501; c=relaxed/simple; bh=g8Hjw0Un2UmuNrx1HKqd2DuS7J125zeqL4Rufxc+bvQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=mAzEdpVS2jY6dnW3nfbrh7/69XSq/tBPoH3nckjeIYGa1HIm7N1t5rpVSk7dLmA7LbIFOHp5nSBMdcX+uu62/mBz0j0v7nAU3PNhOBV049vLoJt9hjODddn8JFir1BDVvnDrdeeY2fD7uMq29/9RrfM2zalY3rJT9PwiJjnGSLo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=marliere.net; spf=pass smtp.mailfrom=gmail.com; dkim=fail (0-bit key) header.d=marliere.net header.i=@marliere.net header.b=cbefjGrk reason="key not found in DNS"; arc=none smtp.client-ip=209.85.215.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=marliere.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=marliere.net header.i=@marliere.net header.b="cbefjGrk" Received: by mail-pg1-f171.google.com with SMTP id 41be03b00d2f7-5c229dabbb6so2285054a12.0 for ; Sun, 04 Feb 2024 06:21:39 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707056499; x=1707661299; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:dkim-signature:from:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=KWCI+vqvVxBiSG/iqzOyq6BSjdvQw/1IHnThZEarm88=; b=Q+JT4qFEQYRrX6bAj4ZpF8diuebUgswkx4bdZYlMiRMf8nJJJGJWxyg5F5CZbGQ9yy XYSSnUb+1WxQMt7169bnsSPaFkA+XfcOdxuEl7tzcgb+qxngMZ31V4HZdN6kXPhZLiR1 p3gOrDsFu10elDvj19k7r+XxrCf0ESzzmZE7ImymKybS6QgA160qCShml6GOWY28jt1P lZ+HAgUmpr/3dznbYnqe/NZq8JksRUVlMYFrz6ko6ubzpiAg4nkAXJdezli11Nwc1lcE qzKnikJmQJxH5W8TRezQGuTQSp6GDVpaAOk1ceHHmsI241gaYEXPLfy8+AxFATtyUh/V dIfw== X-Gm-Message-State: AOJu0YwdD5FREs1DrxvLUCCp80cTvz0uFNs2QJ8melo+83gZ+1bZanCZ rw5PkOgCLU00vlQlTWEKBeNsQRmj50/2YdjcHdlNa9PdVzYdzED2E8iFB5ebkWC4bA== X-Google-Smtp-Source: AGHT+IEskZfLj2ZTPXM2La+YvAGsynrKmLjr+vYWP4IKkXXLr7L91dtxUJHUEU0Je/Q0XcYvfcr55w== X-Received: by 2002:a05:6a00:2314:b0:6dd:849a:d2f8 with SMTP id h20-20020a056a00231400b006dd849ad2f8mr13150112pfh.16.1707056498683; Sun, 04 Feb 2024 06:21:38 -0800 (PST) X-Forwarded-Encrypted: i=0; AJvYcCUivQXCaPIDOria/tbG8UU+udpoEg1uo70idcJiJdt9QxcEycuIItUR+DkiVouQdX/Fx6wLa8p7qSYnKRiNBLE6tLMTdV+C2ZoTEQjpxvkIW6RoNehyZldbnkDjQiLzw3OguMomfLZ17FxLhn9dmzHs6+f9Vs5J/8Oa9w+tc4tJa+ZgCitfw5dV/kTU6uBOZ/L/Gs87IKpJRgPcb+q9VBbNYrKq+4GyBjz5v5DekEf18frvDqfLbFcG1O1m7zzV0DOx Received: from mail.marliere.net ([24.199.118.162]) by smtp.gmail.com with ESMTPSA id r26-20020aa7845a000000b006ddc71607a7sm4844563pfn.191.2024.02.04.06.21.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Feb 2024 06:21:38 -0800 (PST) From: "Ricardo B. Marliere" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marliere.net; s=2023; t=1707056497; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KWCI+vqvVxBiSG/iqzOyq6BSjdvQw/1IHnThZEarm88=; b=cbefjGrkGnGYMopgkkwo/WkMlw3RZvKxDFRronR7XkZQkcFTEPlt289xL+EH5Z79lIvuwF Ijfhek0t99DqpN3Fp8aqO729fE53m8RaUuXmQj2+y4fgkJZyIFhr8wcYSPc6gg/P9wU+kl evfcGQNPwO7aAWre/k0Mw4pQYJdmrFlJC1VhkSmZrT+zqpqYQuypJJiTZmBHVpUOnVN3gD eiG0S+bG2AH4oTe8eMXR349QJWGqxSiNYj3h5TcPFZwFm/Ie4UFX5dFIYKJK5mrU/C+zON 4XCyT+0nmdczEIVfryE5gUQnTs5Deq2voEO4qrTpjbfJe0uh2ck7hdpTnrEGFw== Authentication-Results: ORIGINATING; auth=pass smtp.auth=ricardo@marliere.net smtp.mailfrom=ricardo@marliere.net Date: Sun, 04 Feb 2024 11:21:55 -0300 Subject: [PATCH 1/4] powerpc: cell: make spu_subsys const Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240204-bus_cleanup-powerpc-v1-1-c763f0e142e9@marliere.net> References: <20240204-bus_cleanup-powerpc-v1-0-c763f0e142e9@marliere.net> In-Reply-To: <20240204-bus_cleanup-powerpc-v1-0-c763f0e142e9@marliere.net> To: Arnd Bergmann , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Geoff Levand Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , "Ricardo B. Marliere" X-Developer-Signature: v=1; a=openpgp-sha256; l=971; i=ricardo@marliere.net; h=from:subject:message-id; bh=g8Hjw0Un2UmuNrx1HKqd2DuS7J125zeqL4Rufxc+bvQ=; b=owEBbQKS/ZANAwAKAckLinxjhlimAcsmYgBlv52ItRdspNrLF6cpysl5pfj7tSlSrSpBs0/QI 2LP21DjGReJAjMEAAEKAB0WIQQDCo6eQk7jwGVXh+HJC4p8Y4ZYpgUCZb+diAAKCRDJC4p8Y4ZY pg6YEACmjkpEiBCvlmFcn/tAz46rR5ZB9JK9GTxto8yThevzrnnVWpbKNlViKQkGqB4thL4uyl2 pFle3tE7qQ3WUy/vr5rZkWd5nNQbcBlXOHo/EyXcgz1cA8PSKSG2NJqPbWMEjd0JCYqA2sxfMth dg+aEpmBX9Y0bjHVdBUyOPf96wyqTboDxM5oG1BNVzavQUSN2bCHgqNmD5VU9pdppb/Ma9bkiN0 Lz4dKQUvYNGBkhYXG9QkrrwJyqTvh4qsbpper9rr/q/FmpNS8wIitlZKRJv3jq1nFX4E/qoaOMj R5TtttKuONMpQ0jgMeMjILLnv552lyIdDsMll/HsweuFEDXYQVf1TPc/PSAdDfj0zaHQqQHkEQ4 WjSrNGDWjRIZ5IDOSz8XNZXZT53y+RXKTV+pYiDGXxNuVwW11U/m3Gkdny4IstvqnINARS0DBmJ jJcyS1/IfUf1VQT7CRrGMBKxLb8qylcqVthB9BjqGyAWJ9MWX3RkH+NjTIYjaMNE/6LDBZ1IKz/ +tJDHzcSL5c6YfAEmmGRK0Hu4EOv8ctlNjGR0T676Z+Ajvla7j0eEVm3uk2BD2TJXcBBolAGfjq aEac2jYmgUOYyMW0ol8I1KQkQKFxRB5Yb2OISYjWWWZwdWRYsIag41bmjaXXoTNvWhQC9+zoNMF rpEVID097hbs+VA== X-Developer-Key: i=ricardo@marliere.net; a=openpgp; fpr=030A8E9E424EE3C0655787E1C90B8A7C638658A6 Now that the driver core can properly handle constant struct bus_type, move the spu_subsys variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman Suggested-by: Greg Kroah-Hartman Signed-off-by: Ricardo B. Marliere --- arch/powerpc/platforms/cell/spu_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platform= s/cell/spu_base.c index dea6f0f25897..346e433d2706 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -465,7 +465,7 @@ void spu_init_channels(struct spu *spu) } EXPORT_SYMBOL_GPL(spu_init_channels); =20 -static struct bus_type spu_subsys =3D { +static const struct bus_type spu_subsys =3D { .name =3D "spu", .dev_name =3D "spu", }; --=20 2.43.0