add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/drivers/input/joydev.c
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@@ -1,13 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Joystick device driver for the input driver suite.
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  *
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  * Copyright (c) 1999-2002 Vojtech Pavlik
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  * Copyright (c) 1999 Colin Van Dyke
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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  */
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8
 
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 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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@@ -279,7 +275,7 @@
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 		goto err_free_client;
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 	file->private_data = client;
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-	nonseekable_open(inode, file);
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+	stream_open(inode, file);
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 	return 0;
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..
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@@ -815,6 +811,7 @@
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 static bool joydev_dev_is_absolute_mouse(struct input_dev *dev)
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 {
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 	DECLARE_BITMAP(jd_scratch, KEY_CNT);
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+	bool ev_match = false;
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 	BUILD_BUG_ON(ABS_CNT > KEY_CNT || EV_CNT > KEY_CNT);
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..
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@@ -833,17 +830,36 @@
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 	 * considered to be an absolute mouse if the following is
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 	 * true:
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 	 *
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-	 * 1) Event types are exactly EV_ABS, EV_KEY and EV_SYN.
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+	 * 1) Event types are exactly
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+	 *      EV_ABS, EV_KEY and EV_SYN
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+	 *    or
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+	 *      EV_ABS, EV_KEY, EV_SYN and EV_MSC
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+	 *    or
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+	 *      EV_ABS, EV_KEY, EV_SYN, EV_MSC and EV_REL.
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 	 * 2) Absolute events are exactly ABS_X and ABS_Y.
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 	 * 3) Keys are exactly BTN_LEFT, BTN_RIGHT and BTN_MIDDLE.
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 	 * 4) Device is not on "Amiga" bus.
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 	 */
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 	bitmap_zero(jd_scratch, EV_CNT);
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+	/* VMware VMMouse, HP ILO2 */
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 	__set_bit(EV_ABS, jd_scratch);
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 	__set_bit(EV_KEY, jd_scratch);
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 	__set_bit(EV_SYN, jd_scratch);
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-	if (!bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
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+	if (bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
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+		ev_match = true;
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+
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+	/* HP ILO2, AMI BMC firmware */
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+	__set_bit(EV_MSC, jd_scratch);
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+	if (bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
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+		ev_match = true;
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+
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+	/* VMware Virtual USB Mouse, QEMU USB Tablet, ATEN BMC firmware */
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+	__set_bit(EV_REL, jd_scratch);
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+	if (bitmap_equal(jd_scratch, dev->evbit, EV_CNT))
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+		ev_match = true;
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+
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+	if (!ev_match)
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 		return false;
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 	bitmap_zero(jd_scratch, ABS_CNT);