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dm mpath: add hp handler

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This patch adds the most basic dm-multipath hardware support for the
HP active/passive arrays.

Signed-off-by: Dave Wysochanski <dwysocha@redhat.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Acked-by: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Dave Wysochanski
2007-10-19 22:47:54 +01:00
committed by Alasdair G Kergon
parent c9e45581ad
commit 16ebbf3584
3 changed files with 214 additions and 0 deletions
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drivers/md/Kconfig
+6
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@@ -267,6 +267,12 @@ config DM_MULTIPATH_RDAC
---help---
Multipath support for LSI/Engenio RDAC.
config DM_MULTIPATH_HP
tristate "HP MSA multipath support (EXPERIMENTAL)"
depends on DM_MULTIPATH && BLK_DEV_DM && EXPERIMENTAL
---help---
Multipath support for HP MSA (Active/Passive) series hardware.
config DM_DELAY
tristate "I/O delaying target (EXPERIMENTAL)"
depends on BLK_DEV_DM && EXPERIMENTAL