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cafe563591
Does writethrough and writeback caching, handles unclean shutdown, and has a bunch of other nifty features motivated by real world usage. See the wiki at http://bcache.evilpiepirate.org for more. Signed-off-by: Kent Overstreet <koverstreet@google.com>
43 lines
1 KiB
Plaintext
43 lines
1 KiB
Plaintext
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config BCACHE
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tristate "Block device as cache"
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select CLOSURES
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---help---
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Allows a block device to be used as cache for other devices; uses
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a btree for indexing and the layout is optimized for SSDs.
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See Documentation/bcache.txt for details.
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config BCACHE_DEBUG
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bool "Bcache debugging"
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depends on BCACHE
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---help---
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Don't select this option unless you're a developer
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Enables extra debugging tools (primarily a fuzz tester)
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config BCACHE_EDEBUG
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bool "Extended runtime checks"
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depends on BCACHE
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---help---
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Don't select this option unless you're a developer
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Enables extra runtime checks which significantly affect performance
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config BCACHE_CLOSURES_DEBUG
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bool "Debug closures"
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depends on BCACHE
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select DEBUG_FS
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---help---
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Keeps all active closures in a linked list and provides a debugfs
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interface to list them, which makes it possible to see asynchronous
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operations that get stuck.
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# cgroup code needs to be updated:
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#
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#config CGROUP_BCACHE
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# bool "Cgroup controls for bcache"
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# depends on BCACHE && BLK_CGROUP
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# ---help---
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# TODO
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