--- linux-2.4.27/Documentation/Configure.help 2004-10-14 11:07:08.000000000 -0500 +++ linux/Documentation/Configure.help 2004-10-14 14:21:13.388646440 -0500 @@ -1953,6 +1953,20 @@ want), say M here and read <file:Documentation/modules.txt>. The module will be called lvm-mod.o. +Device-mapper support +CONFIG_BLK_DEV_DM + Device-mapper is a low level volume manager. It works by allowing + people to specify mappings for ranges of logical sectors. Various + mapping types are available, in addition people may write their own + modules containing custom mappings if they wish. + + Higher level volume managers such as LVM2 use this driver. + + If you want to compile this as a module, say M here and read + <file:Documentation/modules.txt>. The module will be called dm-mod.o. + + If unsure, say N. + Multiple devices driver support (RAID and LVM) CONFIG_MD Support multiple physical spindles through a single logical device. --- linux-2.4.27/MAINTAINERS 2004-10-14 11:07:15.000000000 -0500 +++ linux/MAINTAINERS 2004-10-14 14:21:13.421641757 -0500 @@ -589,6 +589,13 @@ W: http://www.debian.org/~dz/i8k/ S: Maintained +DEVICE MAPPER +P: Alasdair Kergon +M: dm-devel@redhat.com +L: dm-devel@redhat.com +W: http://sources.redhat.com/dm +S: Maintained + DEVICE NUMBER REGISTRY P: H. Peter Anvin M: hpa@zytor.com --- linux-2.4.27/drivers/md/Config.in 2004-10-14 11:06:57.000000000 -0500 +++ linux/drivers/md/Config.in 2004-10-14 14:21:13.439639202 -0500 @@ -14,5 +14,7 @@ dep_tristate ' Multipath I/O support' CONFIG_MD_MULTIPATH $CONFIG_BLK_DEV_MD dep_tristate ' Logical volume manager (LVM) support' CONFIG_BLK_DEV_LVM $CONFIG_MD +dep_tristate ' Device-mapper support' CONFIG_BLK_DEV_DM $CONFIG_MD +dep_tristate ' Mirror (RAID-1) support' CONFIG_BLK_DEV_DM_MIRROR $CONFIG_BLK_DEV_DM endmenu