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文件: /usr/src/kernels/4.18.0-553.124.4.el8_10.x86_64/drivers/md/bcache/Kconfig
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config BCACHE tristate "Block device as cache" ---help--- 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/admin-guide/bcache.rst for details. config BCACHE_DEBUG bool "Bcache debugging" depends on BCACHE ---help--- Don't select this option unless you're a developer Enables extra debugging tools, allows expensive runtime checks to be turned on. config BCACHE_CLOSURES_DEBUG bool "Debug closures" depends on BCACHE select DEBUG_FS ---help--- Keeps all active closures in a linked list and provides a debugfs interface to list them, which makes it possible to see asynchronous operations that get stuck.
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