| Kconfig (83fe27ea531161a655f02dc7732d14cfaa27fd5d) | Kconfig (6341e62b212a2541efb0160c470e90bd226d5496) |
|---|---|
| 1# 2# Block device driver configuration 3# 4 5menuconfig MD 6 bool "Multiple devices driver support (RAID and LVM)" 7 depends on BLOCK | 1# 2# Block device driver configuration 3# 4 5menuconfig MD 6 bool "Multiple devices driver support (RAID and LVM)" 7 depends on BLOCK |
| 8 select SRCU | |
| 9 help 10 Support multiple physical spindles through a single logical device. 11 Required for RAID and logical volume management. 12 13if MD 14 15config BLK_DEV_MD 16 tristate "RAID support" --- 156 unchanged lines hidden (view full) --- 173 The "faulty" module allows for a block device that occasionally returns 174 read or write errors. It is useful for testing. 175 176 In unsure, say N. 177 178source "drivers/md/bcache/Kconfig" 179 180config BLK_DEV_DM_BUILTIN | 8 help 9 Support multiple physical spindles through a single logical device. 10 Required for RAID and logical volume management. 11 12if MD 13 14config BLK_DEV_MD 15 tristate "RAID support" --- 156 unchanged lines hidden (view full) --- 172 The "faulty" module allows for a block device that occasionally returns 173 read or write errors. It is useful for testing. 174 175 In unsure, say N. 176 177source "drivers/md/bcache/Kconfig" 178 179config BLK_DEV_DM_BUILTIN |
| 181 boolean | 180 bool |
| 182 183config BLK_DEV_DM 184 tristate "Device mapper support" 185 select BLK_DEV_DM_BUILTIN 186 ---help--- 187 Device-mapper is a low level volume manager. It works by allowing 188 people to specify mappings for ranges of logical sectors. Various 189 mapping types are available, in addition people may write their own 190 modules containing custom mappings if they wish. 191 192 Higher level volume managers such as LVM2 use this driver. 193 194 To compile this as a module, choose M here: the module will be 195 called dm-mod. 196 197 If unsure, say N. 198 199config DM_DEBUG | 181 182config BLK_DEV_DM 183 tristate "Device mapper support" 184 select BLK_DEV_DM_BUILTIN 185 ---help--- 186 Device-mapper is a low level volume manager. It works by allowing 187 people to specify mappings for ranges of logical sectors. Various 188 mapping types are available, in addition people may write their own 189 modules containing custom mappings if they wish. 190 191 Higher level volume managers such as LVM2 use this driver. 192 193 To compile this as a module, choose M here: the module will be 194 called dm-mod. 195 196 If unsure, say N. 197 198config DM_DEBUG |
| 200 boolean "Device mapper debugging support" | 199 bool "Device mapper debugging support" |
| 201 depends on BLK_DEV_DM 202 ---help--- 203 Enable this for messages that may help debug device-mapper problems. 204 205 If unsure, say N. 206 207config DM_BUFIO 208 tristate --- 228 unchanged lines hidden --- | 200 depends on BLK_DEV_DM 201 ---help--- 202 Enable this for messages that may help debug device-mapper problems. 203 204 If unsure, say N. 205 206config DM_BUFIO 207 tristate --- 228 unchanged lines hidden --- |