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linux-next/drivers/md/bcache/Kconfig
Thomas Gleixner ec8f24b7fa treewide: Add SPDX license identifier - Makefile/Kconfig
Add SPDX license identifiers to all Make/Kconfig files which:

 - Have no license information of any form

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 10:50:46 +02:00

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# SPDX-License-Identifier: GPL-2.0-only
config BCACHE
tristate "Block device as cache"
select CRC64
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.