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Diffstat (limited to 'drivers/md/Kconfig')
| -rw-r--r-- | drivers/md/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig index 1a4fbcdb5ca..1a96cbc7afd 100644 --- a/drivers/md/Kconfig +++ b/drivers/md/Kconfig @@ -281,6 +281,16 @@ config DM_CACHE algorithms used to select which blocks are promoted, demoted, cleaned etc. It supports writeback and writethrough modes. +config DM_CACHE_MQ + tristate "MQ Cache Policy (EXPERIMENTAL)" + depends on DM_CACHE + default y + ---help--- + A cache policy that uses a multiqueue ordered by recent hit + count to select which blocks should be promoted and demoted. + This is meant to be a general purpose policy. It prioritises + reads over writes. + config DM_MIRROR tristate "Mirror target" depends on BLK_DEV_DM |