docs: Fix some broken references

As we move stuff around, some doc references are broken. Fix some of
them via this script:
	./scripts/documentation-file-ref-check --fix

Manually checked if the produced result is valid, removing a few
false-positives.
Acked-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Coly Li <colyli@suse.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Jonathan Corbet <corbet@lwn.net>

arch/xtensa/include/asm/cacheflush.h

@@ -88,7 +88,7 @@ static inline void __invalidate_icache_page_alias(unsigned long virt,
  *
  * Pages can get remapped. Because this might change the 'color' of that page,
  * we have to flush the cache before the PTE is changed.
- * (see also Documentation/cachetlb.txt)
+ * (see also Documentation/core-api/cachetlb.rst)
  */
 
 #if defined(CONFIG_MMU) && \
@@ -152,7 +152,7 @@ void local_flush_cache_page(struct vm_area_struct *vma,
 		__invalidate_icache_range(start,(end) - (start));	\
 	} while (0)
 
-/* This is not required, see Documentation/cachetlb.txt */
+/* This is not required, see Documentation/core-api/cachetlb.rst */
 #define	flush_icache_page(vma,page)			do { } while (0)
 
 #define flush_dcache_mmap_lock(mapping)			do { } while (0)

block/Kconfig

@@ -114,7 +114,7 @@ config BLK_DEV_THROTTLING
 	one needs to mount and use blkio cgroup controller for creating
 	cgroups and specifying per device IO rate policies.
 
-	See Documentation/cgroups/blkio-controller.txt for more information.
+	See Documentation/cgroup-v1/blkio-controller.txt for more information.
 
 config BLK_DEV_THROTTLING_LOW
 	bool "Block throttling .low limit interface support (EXPERIMENTAL)"

certs/Kconfig

@@ -13,7 +13,7 @@ config MODULE_SIG_KEY
 
          If this option is unchanged from its default "certs/signing_key.pem",
          then the kernel will automatically generate the private key and
-         certificate as described in Documentation/module-signing.txt
+         certificate as described in Documentation/admin-guide/module-signing.rst
 
 config SYSTEM_TRUSTED_KEYRING
 	bool "Provide system-wide ring of trusted keys"

crypto/asymmetric_keys/asymmetric_type.c

 /* Asymmetric public-key cryptography key type
  *
- * See Documentation/security/asymmetric-keys.txt
+ * See Documentation/crypto/asymmetric-keys.txt
  *
  * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
  * Written by David Howells (dhowells@redhat.com)

crypto/asymmetric_keys/signature.c

 /* Signature verification with an asymmetric key
  *
- * See Documentation/security/asymmetric-keys.txt
+ * See Documentation/crypto/asymmetric-keys.txt
  *
  * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
  * Written by David Howells (dhowells@redhat.com)

drivers/char/Kconfig

@@ -81,7 +81,7 @@ config PRINTER
 	  corresponding drivers into the kernel.
 
 	  To compile this driver as a module, choose M here and read
-	  <file:Documentation/parport.txt>.  The module will be called lp.
+	  <file:Documentation/admin-guide/parport.rst>.  The module will be called lp.
 
 	  If you have several parallel ports, you can specify which ports to
 	  use with the "lp" kernel command line option.  (Try "man bootparam"

drivers/clk/clk.c

@@ -6,7 +6,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  *
- * Standard functionality for the common clock API.  See Documentation/clk.txt
+ * Standard functionality for the common clock API.  See Documentation/driver-api/clk.rst
  */
 
 #include <linux/clk.h>
@@ -2747,7 +2747,7 @@ static int __clk_core_init(struct clk_core *core)
 		goto out;
 	}
 
-	/* check that clk_ops are sane.  See Documentation/clk.txt */
+	/* check that clk_ops are sane.  See Documentation/driver-api/clk.rst */
 	if (core->ops->set_rate &&
 	    !((core->ops->round_rate || core->ops->determine_rate) &&
 	      core->ops->recalc_rate)) {

drivers/clk/ingenic/cgu.h

@@ -194,7 +194,7 @@ struct ingenic_cgu {
 
 /**
  * struct ingenic_clk - private data for a clock
- * @hw: see Documentation/clk.txt
+ * @hw: see Documentation/driver-api/clk.rst
  * @cgu: a pointer to the CGU data
  * @idx: the index of this clock in cgu->clock_info
  */

drivers/gpu/vga/Kconfig

@@ -6,7 +6,7 @@ config VGA_ARB
 	  Some "legacy" VGA devices implemented on PCI typically have the same
 	  hard-decoded addresses as they did on ISA. When multiple PCI devices
 	  are accessed at same time they need some kind of coordination. Please
-	  see Documentation/vgaarbiter.txt for more details. Select this to
+	  see Documentation/gpu/vgaarbiter.rst for more details. Select this to
 	  enable VGA arbiter.
 
 config VGA_ARB_MAX_GPUS

drivers/gpu/vga/vgaarb.c

 /*
  * vgaarb.c: Implements the VGA arbitration. For details refer to
- * Documentation/vgaarbiter.txt
+ * Documentation/gpu/vgaarbiter.rst
  *
  *
  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>

drivers/input/joystick/Kconfig

@@ -214,7 +214,7 @@ config JOYSTICK_DB9
 	  gamepad, Sega Saturn gamepad, or a Multisystem -- Atari, Amiga,
 	  Commodore, Amstrad CPC joystick connected to your parallel port.
 	  For more information on how to use the driver please read
-	  <file:Documentation/input/joystick-parport.txt>.
+	  <file:Documentation/input/devices/joystick-parport.rst>.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called db9.
@@ -229,7 +229,7 @@ config JOYSTICK_GAMECON
 	  Sony PlayStation gamepad or a Multisystem -- Atari, Amiga,
 	  Commodore, Amstrad CPC joystick connected to your parallel port.
 	  For more information on how to use the driver please read
-	  <file:Documentation/input/joystick-parport.txt>.
+	  <file:Documentation/input/devices/joystick-parport.rst>.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called gamecon.
@@ -241,7 +241,7 @@ config JOYSTICK_TURBOGRAFX
 	  Say Y here if you have the TurboGraFX interface by Steffen Schwenke,
 	  and want to use it with Multisystem -- Atari, Amiga, Commodore,
 	  Amstrad CPC joystick. For more information on how to use the driver
-	  please read <file:Documentation/input/joystick-parport.txt>.
+	  please read <file:Documentation/input/devices/joystick-parport.rst>.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called turbografx.
@@ -287,7 +287,7 @@ config JOYSTICK_XPAD
 	  and/or "Event interface support" (CONFIG_INPUT_EVDEV) as well.
 
 	  For information about how to connect the X-Box pad to USB, see
-	  <file:Documentation/input/xpad.txt>.
+	  <file:Documentation/input/devices/xpad.rst>.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called xpad.
@@ -313,7 +313,7 @@ config JOYSTICK_WALKERA0701
 	  Say Y or M here if you have a Walkera WK-0701 transmitter which is
 	  supplied with a ready to fly Walkera helicopters such as HM36,
 	  HM37, HM60 and want to use it via parport as a joystick. More
-	  information is available: <file:Documentation/input/walkera0701.txt>
+	  information is available: <file:Documentation/input/devices/walkera0701.rst>
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called walkera0701.

drivers/input/joystick/walkera0701.c

@@ -3,7 +3,7 @@
  *
  *  Copyright (c) 2008 Peter Popovec
  *
- *  More about driver:  <file:Documentation/input/walkera0701.txt>
+ *  More about driver:  <file:Documentation/input/devices/walkera0701.rst>
  */
 
 /*

drivers/input/misc/Kconfig

@@ -411,7 +411,7 @@ config INPUT_YEALINK
 	  usb sound driver, so you might want to enable that as well.
 
 	  For information about how to use these additional functions, see
-	  <file:Documentation/input/yealink.txt>.
+	  <file:Documentation/input/devices/yealink.rst>.
 
 	  To compile this driver as a module, choose M here: the module will be
 	  called yealink.
@@ -595,7 +595,7 @@ config INPUT_GPIO_ROTARY_ENCODER
 	depends on GPIOLIB || COMPILE_TEST
 	help
 	  Say Y here to add support for rotary encoders connected to GPIO lines.
-	  Check file:Documentation/input/rotary-encoder.txt for more
+	  Check file:Documentation/input/devices/rotary-encoder.rst for more
 	  information.
 
 	  To compile this driver as a module, choose M here: the

drivers/input/misc/rotary_encoder.c

@@ -7,7 +7,7 @@
  * state machine code inspired by code from Tim Ruetz
  *
  * A generic driver for rotary encoders connected to GPIO lines.
- * See file:Documentation/input/rotary-encoder.txt for more information
+ * See file:Documentation/input/devices/rotary-encoder.rst for more information
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as

drivers/input/mouse/Kconfig

@@ -129,7 +129,7 @@ config MOUSE_PS2_ELANTECH
 
 	  This driver exposes some configuration registers via sysfs
 	  entries. For further information,
-	  see <file:Documentation/input/elantech.txt>.
+	  see <file:Documentation/input/devices/elantech.rst>.
 
 	  If unsure, say N.
 
@@ -228,7 +228,7 @@ config MOUSE_APPLETOUCH
 	  scrolling in X11.
 
 	  For further information, see
-	  <file:Documentation/input/appletouch.txt>.
+	  <file:Documentation/input/devices/appletouch.rst>.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called appletouch.
@@ -251,7 +251,7 @@ config MOUSE_BCM5974
 
 	  The interface is currently identical to the appletouch interface,
 	  for further information, see
-	  <file:Documentation/input/appletouch.txt>.
+	  <file:Documentation/input/devices/appletouch.rst>.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called bcm5974.

drivers/input/mouse/alps.c

@@ -212,7 +212,7 @@ static void alps_set_abs_params_v7(struct alps_data *priv,
 static void alps_set_abs_params_ss4_v2(struct alps_data *priv,
 				       struct input_dev *dev1);
 
-/* Packet formats are described in Documentation/input/alps.txt */
+/* Packet formats are described in Documentation/input/devices/alps.rst */
 
 static bool alps_is_valid_first_byte(struct alps_data *priv,
 				     unsigned char data)

drivers/input/touchscreen/wm97xx-core.c

@@ -68,7 +68,7 @@
  * The default values correspond to Mainstone II in QVGA mode
  *
  * Please read
- * Documentation/input/input-programming.txt for more details.
+ * Documentation/input/input-programming.rst for more details.
  */
 
 static int abs_x[3] = {150, 4000, 5};

drivers/lightnvm/pblk-rb.c

@@ -38,7 +38,7 @@ void pblk_rb_data_free(struct pblk_rb *rb)
 /*
  * Initialize ring buffer. The data and metadata buffers must be previously
  * allocated and their size must be a power of two
- * (Documentation/circular-buffers.txt)
+ * (Documentation/core-api/circular-buffers.rst)
  */
 int pblk_rb_init(struct pblk_rb *rb, struct pblk_rb_entry *rb_entry_base,
 		 unsigned int power_size, unsigned int power_seg_sz)

drivers/md/bcache/Kconfig

@@ -5,7 +5,7 @@ config BCACHE
 	Allows a block device to be used as cache for other devices; uses
 	a btree for indexing and the layout is optimized for SSDs.
 
-	See Documentation/bcache.txt for details.
+	See Documentation/admin-guide/bcache.rst for details.
 
 config BCACHE_DEBUG
 	bool "Bcache debugging"

drivers/md/bcache/btree.c

@@ -18,7 +18,7 @@
  * as keys are inserted we only sort the pages that have not yet been written.
  * When garbage collection is run, we resort the entire node.
  *
- * All configuration is done via sysfs; see Documentation/bcache.txt.
+ * All configuration is done via sysfs; see Documentation/admin-guide/bcache.rst.
  */
 
 #include "bcache.h"