From patchwork Sun Feb 4 15:31:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Ricardo B. Marliere" X-Patchwork-Id: 770122 Received: from mail-pj1-f47.google.com (mail-pj1-f47.google.com [209.85.216.47]) (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 1C70C225CD; Sun, 4 Feb 2024 15:31:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.47 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707060679; cv=none; b=UvwiXmiAACABwEML3kpWz7imxWpI5kXyeozsOCcgjusBQMYI2QVHEIaoV4RUcQ9c/uaBDLtOxElZ0C+L6jlf2FQyF3pJm/8VLPqxAdtY7QC/zAzaSqXlzybAldn8VpdMKdpM7KjRKasQbCfB3sLCK7IRzbgi8ct37XghOewc4PE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707060679; c=relaxed/simple; bh=S/ZIXKaYCzBvSHAb0bgIk6ZHFhlKGdCf+UMP2fmktpc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=o1DQn11nzqMq02zK13i2E+sbeXCBQaTMA1UpNRIK1+wRJadW02yaQQwcsWyHeDPEYR58D8gZeVuXgpg+ycuvviPttd8mCwJ7xLN9ZPIx3CONO+oz5U+glOeddUNKIxe0WkAZCRdd3XUG+1AmDDjyLxvP5pe/nBs5NvhnwrqmXZs= 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=HCkR48wm reason="key not found in DNS"; arc=none smtp.client-ip=209.85.216.47 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="HCkR48wm" Received: by mail-pj1-f47.google.com with SMTP id 98e67ed59e1d1-290ec261a61so2058053a91.0; Sun, 04 Feb 2024 07:31:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707060677; x=1707665477; h=cc:to: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=o22UdR34yn0ACUyhPkPi4SkDUzpZs8sy4/iVZx/uUJQ=; b=neBvweghmYMQa7H1mFIjg5utoYDBAVjhSwwP+WCqsadfhFgQI/L4i+jSpDGTYzXFyj lhmh+lsiMQ6FAKOoRD9gbMRr5DGDr/AmW0qDlmHuRcY4JawLgLZO/xTosYVMgKkRBhpi Ye0YMV04ugnEPt/R+RiwN20T3i7+qi2aMabDDD7lkjRuvUNa7XGY/fZYQqGWyL9BPyMb T0pZL2jPGzsXe4bIgsPttQd/GhHtPr7hXCRvkW+2Om0xtSFA72kzWJY1IeP9veNxNh7o sO1dhQ+dmQ4pevzPq/Nkx8J6wywmUS1p8u405OPBGDTVe2uKWRiSh3HdXH8ZeEdOIUlb +tkA== X-Gm-Message-State: AOJu0Yymsgfvd47wcyiMOZfAuMWMOfzqJvSgA/xyhHC4ySNs/yLUKTi+ QVpv2zBDMgr9zeEgLEQQnlNC3T5QPdL3lv4dlUPuDcIfPZO7HxRE X-Google-Smtp-Source: AGHT+IHSpzQVUU3HI2CWfeDuARDPDX/tZOTNAL4H2cyLVAjZRoIDVJVFWM49DOD9Uwj0u+S6KbPVPQ== X-Received: by 2002:a17:90a:9a7:b0:296:68c4:9348 with SMTP id 36-20020a17090a09a700b0029668c49348mr1979636pjo.37.1707060677318; Sun, 04 Feb 2024 07:31:17 -0800 (PST) X-Forwarded-Encrypted: i=0; AJvYcCW1xMCtChTbJvqtDxJ9w2qTs/PRj3pku8bljQRLephaQdE2CHv1uk4mWtuCU6Jo+Lo3uA0fKaIsdD92DCAUnyzbxLjrc3OeTN5Cv7OJr+VqSvHLbw4n8RNH+uIKxCoPhiSSniRdbwfZ953oVH4g0eW/mfLW2ZzMwKadu3xkLrt9+LF5596h7ywQdN6SYkBbV8A/Af1DVPOqBAq0qz6KvTu22Pk9SRsj2tJoYySwv7QEgbhoUg== Received: from mail.marliere.net ([24.199.118.162]) by smtp.gmail.com with ESMTPSA id a1-20020a17090a854100b002964ce7d420sm3227908pjw.42.2024.02.04.07.31.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Feb 2024 07:31:16 -0800 (PST) From: "Ricardo B. Marliere" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marliere.net; s=2023; t=1707060674; 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; bh=o22UdR34yn0ACUyhPkPi4SkDUzpZs8sy4/iVZx/uUJQ=; b=HCkR48wmXBe53W/gbe3s16Ay0NBppkbWXV6bMu9zKSgZVt390RF7GIX0NCo/xvacyjE1bu 5kzQg57FCAxSzpfO/SZY19veHJHzhaWo7+b0tu/PHmSnShVgnc6gRvSC8Dp41r2tnEpt+O w7ILGR7/0VxHuuwxWO7TWKOJ/W19zbj9OufIJPQ1OUYhYntnlKghndYAlHiRtj7vlGiYK/ hHas5pLipvEWejZcj8VQ162xYzL445+XqAQkzZvjkFn2eSkmUciGtq9nmjMg+qC1Z/9NLb wMaTbDdB2pUoYoy0F90LbrGz+rmX3FjDFnCjwjVG7h0YVc4tQNKEITOBRUcA4w== Authentication-Results: ORIGINATING; auth=pass smtp.auth=ricardo@marliere.net smtp.mailfrom=ricardo@marliere.net Date: Sun, 04 Feb 2024 12:31:42 -0300 Subject: [PATCH] block: rbd: make rbd_bus_type const Precedence: bulk X-Mailing-List: ceph-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240204-bus_cleanup-block-v1-1-fc77afd8d7cc@marliere.net> X-B4-Tracking: v=1; b=H4sIAN2tv2UC/x3MQQqAIBBA0avErBNMKrOrRITaWENhoRhBdPek5 Vv8/0DEQBihLx4IeFGkw2dUZQF21X5BRnM2CC5qLnjNTIqT3VH7dDKzH3ZjSnWtcailkg3k7gz o6P6fw/i+H/HDShxjAAAA To: Ilya Dryomov , Dongsheng Yang , Jens Axboe Cc: ceph-devel@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , "Ricardo B. Marliere" X-Developer-Signature: v=1; a=openpgp-sha256; l=1065; i=ricardo@marliere.net; h=from:subject:message-id; bh=S/ZIXKaYCzBvSHAb0bgIk6ZHFhlKGdCf+UMP2fmktpc=; b=owEBbQKS/ZANAwAKAckLinxjhlimAcsmYgBlv63fKH7qtQOL6Z1EP/0HwYmkgsBtA7OM8Hx4s LCyC4T6mPWJAjMEAAEKAB0WIQQDCo6eQk7jwGVXh+HJC4p8Y4ZYpgUCZb+t3wAKCRDJC4p8Y4ZY ppSuEACZkoFB2BqC6sK4RoRgd6I4hKOQt+aQjKjrDxe7iL7MT9J6jMU9Jc6JXh5DQGpnk7Kk+Vs BilMZT2Sukxr2PVNwl9RUA2+eM5IXmy0Xfi14BqOfiL/1kHrXdWQCEYAPmHxPB7zulNVXa+j4Gm kyC/kaqk7HIKDJlNIK4ksbtfPUe4afRx71lTBYyPubdUPhfIOG9JBqT0jBAhBuml/nigF8ydgCJ GHPKW94FVcCz7CeXJHDBgaO2flviEpv5aEvCblBmjid7n0strgSjmY+JDqf1Xn21pZRPxqy4IxE oiBy7EaHx1Nx114fvvhv+zvYuewZrnjyv++cg6ue7+x2qwsMs9nOwLFaxGeDymq1YiOArENtI6W Yle+V/7PXFrZuTggM6UUiMFDbUkdQNyyPuTyk5DRr5jFg6Ew8Ct2Iulj6JuUBQGFSkX/tadmdPq 2OdbOV7PVzBEVjIF4OrPS/igatJ2wqctyfG3CENuxxF03qW5hunQdotJPx4qjzDajX1NbYHJ4vN TI9sujGRzmAnEEie+kLmwvt+disVc6qEkMZofGh/uK2UwuhUyETbxq1F1kBFIiXsoRzrvl7EtyK hAyzvONVxKBX1mpfr85n3CN+lj72fi2mOBeT1eWtyIsoOKW34zizr0isgg65yJBrPLU/9GDYnnI yBMJZ3KqhazSrHw== 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 rbd_bus_type 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 Reviewed-by: Alex Elder Reviewed-by: Greg Kroah-Hartman --- drivers/block/rbd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: aa826a9b19b93bf8aabc462381ae436a60b2a320 change-id: 20240204-bus_cleanup-block-9986bfea7975 Best regards, diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 0202a4e5d6cf..21f2b9e9b9ff 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -575,7 +575,7 @@ static const struct attribute_group rbd_bus_group = { }; __ATTRIBUTE_GROUPS(rbd_bus); -static struct bus_type rbd_bus_type = { +static const struct bus_type rbd_bus_type = { .name = "rbd", .bus_groups = rbd_bus_groups, };