add can driver

hc

2023-12-02 57e32c52610e6a560beda60bf33c48f9f42306d5

 kernel/drivers/md/bcache/Kconfig
..
..
@@ -1,6 +1,7 @@
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 config BCACHE
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 	tristate "Block device as cache"
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+	depends on !PREEMPT_RT_FULL
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 	select CRC64
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 	help
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 	Allows a block device to be used as cache for other devices; uses