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| author |   Dan Williams <dan.j.williams@intel.com> | 2009-09-08 17:55:21 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-08 17:55:21 -0700 |
| commit | bbb20089a3275a19e475dbc21320c3742e3ca423 (patch) | |
| tree | 216fdc1cbef450ca688135c5b8969169482d9a48 /drivers/md/Kconfig | |
| parent | Merge branch 'iop-raid6' into async-tx-next (diff) | |
| parent | dmaengine: Move all map_sg/unmap_sg for slave channel to its client (diff) | |
| download | linux-dev-bbb20089a3275a19e475dbc21320c3742e3ca423.tar.xz linux-dev-bbb20089a3275a19e475dbc21320c3742e3ca423.zip | |
Merge branch 'dmaengine' into async-tx-next
Conflicts:
crypto/async_tx/async_xor.c
drivers/dma/ioat/dma_v2.h
drivers/dma/ioat/pci.c
drivers/md/raid5.c
Diffstat (limited to 'drivers/md/Kconfig')
| -rw-r--r-- | drivers/md/Kconfig | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig index 09c0c6e49ab5..2158377a1359 100644 --- a/drivers/md/Kconfig +++ b/drivers/md/Kconfig @@ -257,6 +257,17 @@ config DM_MIRROR Allow volume managers to mirror logical volumes, also needed for live data migration tools such as 'pvmove'. +config DM_LOG_USERSPACE + tristate "Mirror userspace logging (EXPERIMENTAL)" + depends on DM_MIRROR && EXPERIMENTAL && NET + select CONNECTOR + ---help--- + The userspace logging module provides a mechanism for + relaying the dm-dirty-log API to userspace. Log designs + which are more suited to userspace implementation (e.g. + shared storage logs) or experimental logs can be implemented + by leveraging this framework. + config DM_ZERO tristate "Zero target" depends on BLK_DEV_DM @@ -275,6 +286,25 @@ config DM_MULTIPATH ---help--- Allow volume managers to support multipath hardware. +config DM_MULTIPATH_QL + tristate "I/O Path Selector based on the number of in-flight I/Os" + depends on DM_MULTIPATH + ---help--- + This path selector is a dynamic load balancer which selects + the path with the least number of in-flight I/Os. + + If unsure, say N. + +config DM_MULTIPATH_ST + tristate "I/O Path Selector based on the 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. + + If unsure, say N. + config DM_DELAY tristate "I/O delaying target (EXPERIMENTAL)" depends on BLK_DEV_DM && EXPERIMENTAL |