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Commit | Line | Data |
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3241b1d3 JT |
1 | config DM_PERSISTENT_DATA |
2 | tristate | |
88ae4c52 | 3 | depends on BLK_DEV_DM |
3241b1d3 JT |
4 | select LIBCRC32C |
5 | select DM_BUFIO | |
6 | ---help--- | |
7 | Library providing immutable on-disk data structure support for | |
8 | device-mapper targets such as the thin provisioning target. | |
c64d240d MS |
9 | |
10 | config DM_DEBUG_BLOCK_STACK_TRACING | |
6341e62b | 11 | bool "Keep stack trace of persistent data block lock holders" |
c64d240d MS |
12 | depends on STACKTRACE_SUPPORT && DM_PERSISTENT_DATA |
13 | select STACKTRACE | |
14 | ---help--- | |
15 | Enable this for messages that may help debug problems with the | |
16 | block manager locking used by thin provisioning and caching. | |
17 | ||
18 | If unsure, say N. |