change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/Documentation/admin-guide/devices.txt
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@@ -319,7 +319,7 @@
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 		182 = /dev/perfctr	Performance-monitoring counters
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 		183 = /dev/hwrng	Generic random number generator
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 		184 = /dev/cpu/microcode CPU microcode update interface
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-		186 = /dev/atomicps	Atomic shapshot of process state data
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+		186 = /dev/atomicps	Atomic snapshot of process state data
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 		187 = /dev/irnet	IrNET device
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 		188 = /dev/smbusbios	SMBus BIOS
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 		189 = /dev/ussp_ctl	User space serial port control
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@@ -375,8 +375,9 @@
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 		239 = /dev/uhid		User-space I/O driver support for HID subsystem
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 		240 = /dev/userio	Serio driver testing device
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 		241 = /dev/vhost-vsock	Host kernel driver for virtio vsock
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+		242 = /dev/rfkill	Turning off radio transmissions (rfkill)
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-		242-254			Reserved for local use
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+		243-254			Reserved for local use
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 		255			Reserved for MISC_DYNAMIC_MINOR
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   11 char	Raw keyboard device	(Linux/SPARC only)
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@@ -1442,7 +1443,7 @@
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 		    ...
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 		The driver and documentation may be obtained from
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-		http://www.winradio.com/
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+		https://www.winradio.com/
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   82 block	I2O hard disk
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 		  0 = /dev/i2o/hdag	33rd I2O hard disk, whole disk
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@@ -1647,12 +1648,21 @@
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 		  0 = /dev/comedi0	First comedi device
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 		  1 = /dev/comedi1	Second comedi device
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 		    ...
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+		 47 = /dev/comedi47	48th comedi device
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-		See http://stm.lbl.gov/comedi.
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+		Minors 48 to 255 are reserved for comedi subdevices with
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+		pathnames of the form "/dev/comediX_subdY", where "X" is the
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+		minor number of the associated comedi device and "Y" is the
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+		subdevice number.  These subdevice minors are assigned
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+		dynamically, so there is no fixed mapping from subdevice
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+		pathnames to minor numbers.
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+
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+		See https://www.comedi.org/ for information about the Comedi
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+		project.
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   98 block	User-mode virtual block device
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 		  0 = /dev/ubda		First user-mode block device
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-		 16 = /dev/udbb		Second user-mode block device
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+		 16 = /dev/ubdb		Second user-mode block device
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 		    ...
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 		Partitions are handled in the same way as for IDE
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@@ -1714,7 +1724,7 @@
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 		implementations a kernel presence for caching and easy
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 		mounting.  For more information about the project,
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 		write to <arla-drinkers@stacken.kth.se> or see
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-		http://www.stacken.kth.se/project/arla/
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+		https://www.stacken.kth.se/project/arla/
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  103 block	Audit device
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 		  0 = /dev/audit	Audit device
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@@ -2693,8 +2703,8 @@
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 		 41 = /dev/ttySMX0		Motorola i.MX - port 0
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 		 42 = /dev/ttySMX1		Motorola i.MX - port 1
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 		 43 = /dev/ttySMX2		Motorola i.MX - port 2
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-		 44 = /dev/ttyMM0		Marvell MPSC - port 0
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-		 45 = /dev/ttyMM1		Marvell MPSC - port 1
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+		 44 = /dev/ttyMM0		Marvell MPSC - port 0 (obsolete unused)
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+		 45 = /dev/ttyMM1		Marvell MPSC - port 1 (obsolete unused)
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 		 46 = /dev/ttyCPM0		PPC CPM (SCC or SMC) - port 0
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 		    ...
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 		 47 = /dev/ttyCPM5		PPC CPM (SCC or SMC) - port 5