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 4F43D14E2C9; Fri, 29 Mar 2024 12:48:41 +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=1711716522; cv=none; b=tM4yy/+3/YYvdUMHBZEwuqFBgDHSbhkQX27VvC7isl0GAP6Aj2tl1Xj2EXFxKeXNKoBx9iiQeHKztut/O7gm0dKb02RbOL9riYc2Z4rRgO0ogBsyfBH4XLPtml13V1rWxcrxCGY3w7jNGgr/b3bRMZ0gM6lW+4dqn3VNiRTYCnM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711716522; c=relaxed/simple; bh=GxrkUBfErBuPqs7D0mlV016hRVzmj1cw++ndtNpyer8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=JsUXLLEyO/WA97u/vBaR1HJKt4F7UZ0MixVpmRIT+TerUhgkgjUnfRnOwGc8lhHC1u7ij8CqgPJCcOrtKN/qEJl/rYdCyFI4DlkHPGtSNjKpvFs4xT9dKiThdv1frs0dqfI0NkKbLuAEnYcQKk4Ey3beoj03TQjYe7mdrdSCJCk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qrnOqRm2; 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="qrnOqRm2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 00C66C43390; Fri, 29 Mar 2024 12:48:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711716521; bh=GxrkUBfErBuPqs7D0mlV016hRVzmj1cw++ndtNpyer8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qrnOqRm2t5QAUr0ZsHBfBcZur6HJBzI8tTo9EWectPQXUWcD1v+apaGeuqF4ttZX4 7EKMymy+8g64QL/JDHTQUiUB6vfA65WYizQXtzURTjRlPccX5B8UJhVUR9Q5bhlLYU KHxVgfUn3atJO4TRz9BONyKZvVFL3jLWmMgIZ6nb/zZAwUHe/S3xaslmfFFpcrqC4U r1d0TLt8s6HN6nxboYP25CYUj43fQxKWxXE7sRaSEHrl+pcEUaFXrmYcpEOYDxw751 x8oIIecKz6+3WoZIISW1ttsI/KOcb93ta15ivA5xhbEbGiHfgM6jENoAGKS8U7slin 3XN8X9h3Gzm1Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: "Ricardo B. Marliere" , Greg Kroah-Hartman , Dmitry Torokhov , Sasha Levin , linux-input@vger.kernel.org Subject: [PATCH AUTOSEL 5.15 30/34] Input: make input_class constant Date: Fri, 29 Mar 2024 08:47:31 -0400 Message-ID: <20240329124750.3092394-30-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240329124750.3092394-1-sashal@kernel.org> References: <20240329124750.3092394-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.15.153 Content-Transfer-Encoding: 8bit From: "Ricardo B. Marliere" [ Upstream commit a4735d40a5da96a637af6e5bf9f6ec8b9d996acd ] Since commit 43a7206b0963 ("driver core: class: make class_register() take a const *"), the driver core allows for struct class to be in read-only memory, so move the input_class structure to be declared at build time placing it into read-only memory, instead of having to be dynamically allocated at boot time. Suggested-by: Greg Kroah-Hartman Signed-off-by: Ricardo B. Marliere Link: https://lore.kernel.org/r/20240305-class_cleanup-input-v1-1-0c3d950c25db@marliere.net Signed-off-by: Dmitry Torokhov Signed-off-by: Sasha Levin --- drivers/input/input.c | 2 +- include/linux/input.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/input/input.c b/drivers/input/input.c index 5ca3f11d2d759..5c26f1e2c25a0 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -1901,7 +1901,7 @@ static char *input_devnode(struct device *dev, umode_t *mode) return kasprintf(GFP_KERNEL, "input/%s", dev_name(dev)); } -struct class input_class = { +const struct class input_class = { .name = "input", .devnode = input_devnode, }; diff --git a/include/linux/input.h b/include/linux/input.h index 0354b298d8749..6cc4bad37f40e 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -512,7 +512,7 @@ void input_enable_softrepeat(struct input_dev *dev, int delay, int period); bool input_device_enabled(struct input_dev *dev); -extern struct class input_class; +extern const struct class input_class; /** * struct ff_device - force-feedback part of an input device -- 2.43.0