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37 lines
1.1 KiB
37 lines
1.1 KiB
# SPDX-License-Identifier: GPL-2.0-only |
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config BCACHE |
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tristate "Block device as cache" |
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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 |
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a btree for indexing and the layout is optimized for SSDs. |
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See Documentation/admin-guide/bcache.rst 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, allows expensive runtime checks to be |
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turned on. |
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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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config BCACHE_ASYNC_REGISTRATION |
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bool "Asynchronous device registration (EXPERIMENTAL)" |
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depends on BCACHE |
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help |
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Add a sysfs file /sys/fs/bcache/register_async. Writing registering |
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device path into this file will returns immediately and the real |
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registration work is handled in kernel work queue in asynchronous |
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way.
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