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authorKiyoshi Ueda <k-ueda@ct.jp.nec.com>2009-06-22 10:12:27 +0100
committerAlasdair G Kergon <agk@redhat.com>2009-06-22 10:12:27 +0100
commitfd5e033908b7b743b5650790f196761dd930f988 (patch)
treecd264d11371b9410e98388e00f4d87459a5e6325 /drivers/md/Makefile
parent02ab823fd1a27d193bda06b74fdad685a20a3e5e (diff)
downloadop-kernel-dev-fd5e033908b7b743b5650790f196761dd930f988.zip
op-kernel-dev-fd5e033908b7b743b5650790f196761dd930f988.tar.gz
dm mpath: add queue length load balancer
This patch adds a dynamic load balancer, dm-queue-length, which balances the number of in-flight I/Os across the paths. The code is based on the patch posted by Stefan Bader: https://www.redhat.com/archives/dm-devel/2005-October/msg00050.html Signed-off-by: Stefan Bader <stefan.bader@canonical.com> Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com> Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/Makefile')
-rw-r--r--drivers/md/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 45cc595..ff9f545 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -36,6 +36,7 @@ obj-$(CONFIG_BLK_DEV_DM) += dm-mod.o
obj-$(CONFIG_DM_CRYPT) += dm-crypt.o
obj-$(CONFIG_DM_DELAY) += dm-delay.o
obj-$(CONFIG_DM_MULTIPATH) += dm-multipath.o dm-round-robin.o
+obj-$(CONFIG_DM_MULTIPATH_QL) += dm-queue-length.o
obj-$(CONFIG_DM_SNAPSHOT) += dm-snapshot.o
obj-$(CONFIG_DM_MIRROR) += dm-mirror.o dm-log.o dm-region-hash.o
obj-$(CONFIG_DM_ZERO) += dm-zero.o
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