| 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2 | |
| 3 | config CACHEFILES |
| 4 | tristate "Filesystem caching on files" |
| 5 | depends on NETFS_SUPPORT && FSCACHE && BLOCK |
| 6 | help |
| 7 | This permits use of a mounted filesystem as a cache for other |
| 8 | filesystems - primarily networking filesystems - thus allowing fast |
| 9 | local disk to enhance the speed of slower devices. |
| 10 | |
| 11 | See Documentation/filesystems/caching/cachefiles.rst for more |
| 12 | information. |
| 13 | |
| 14 | config CACHEFILES_DEBUG |
| 15 | bool "Debug CacheFiles" |
| 16 | depends on CACHEFILES |
| 17 | help |
| 18 | This permits debugging to be dynamically enabled in the filesystem |
| 19 | caching on files module. If this is set, the debugging output may be |
| 20 | enabled by setting bits in /sys/module/cachefiles/parameters/debug or |
| 21 | by including a debugging specifier in /etc/cachefilesd.conf. |
| 22 | |
| 23 | config CACHEFILES_ERROR_INJECTION |
| 24 | bool "Provide error injection for cachefiles" |
| 25 | depends on CACHEFILES && SYSCTL |
| 26 | help |
| 27 | This permits error injection to be enabled in cachefiles whilst a |
| 28 | cache is in service. |