diff options
Diffstat (limited to 'drivers/md/Kconfig')
| -rw-r--r-- | drivers/md/Kconfig | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig index d6d5ab23c088..6665b56865b7 100644 --- a/drivers/md/Kconfig +++ b/drivers/md/Kconfig @@ -269,6 +269,7 @@ config DM_UNSTRIPED config DM_CRYPT tristate "Crypt target support" depends on BLK_DEV_DM + depends on (ENCRYPTED_KEYS || ENCRYPTED_KEYS=n) select CRYPTO select CRYPTO_CBC select CRYPTO_ESSIV @@ -336,6 +337,14 @@ config DM_WRITECACHE The writecache target doesn't cache reads because reads are supposed to be cached in standard RAM. +config DM_EBS + tristate "Emulated block size target (EXPERIMENTAL)" + depends on BLK_DEV_DM + select DM_BUFIO + help + dm-ebs emulates smaller logical block size on backing devices + with larger ones (e.g. 512 byte sectors on 4K native disks). + config DM_ERA tristate "Era target (EXPERIMENTAL)" depends on BLK_DEV_DM @@ -443,6 +452,17 @@ config DM_MULTIPATH_ST If unsure, say N. +config DM_MULTIPATH_HST + tristate "I/O Path Selector based on historical service time" + depends on DM_MULTIPATH + help + This path selector is a dynamic load balancer which selects + the path expected to complete the incoming I/O in the shortest + time by comparing estimated service time (based on historical + service time). + + If unsure, say N. + config DM_DELAY tristate "I/O delaying target" depends on BLK_DEV_DM |