openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity
linux/drivers/md/persistent-data/Kconfig

19 lines
620 B
Plaintext
Raw Normal View History

dm: add persistent data library The persistent-data library offers a re-usable framework for the storage and management of on-disk metadata in device-mapper targets. It's used by the thin-provisioning target in the next patch and in an upcoming hierarchical storage target. For further information, please read Documentation/device-mapper/persistent-data.txt Signed-off-by: Joe Thornber <thornber@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2011-11-01 04:19:11 +08:00
config DM_PERSISTENT_DATA
tristate
dm persistent data: remove CONFIG_EXPERIMENTAL The CONFIG_EXPERIMENTAL config item has not carried much meaning for a while now and is almost always enabled by default. As agreed during the Linux kernel summit, remove it from any "depends on" lines in Kconfigs. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2013-03-02 06:45:46 +08:00
depends on BLK_DEV_DM
dm: add persistent data library The persistent-data library offers a re-usable framework for the storage and management of on-disk metadata in device-mapper targets. It's used by the thin-provisioning target in the next patch and in an upcoming hierarchical storage target. For further information, please read Documentation/device-mapper/persistent-data.txt Signed-off-by: Joe Thornber <thornber@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2011-11-01 04:19:11 +08:00
select LIBCRC32C
select DM_BUFIO
---help---
Library providing immutable on-disk data structure support for
device-mapper targets such as the thin provisioning target.
dm: fix Kconfig indentation Since DM_DEBUG_BLOCK_STACK_TRACING is a DM_PERSISTENT_DATA config option move it from drivers/md/Kconfig to drivers/md/persistent-data/Kconfig. Doing so fixes indentation for other DM config options. Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2014-03-03 23:57:56 +08:00
config DM_DEBUG_BLOCK_STACK_TRACING
kconfig: use bool instead of boolean for type definition attributes Support for keyword 'boolean' will be dropped later on. No functional change. Reference: http://lkml.kernel.org/r/cover.1418003065.git.cj@linux.com Signed-off-by: Christoph Jaeger <cj@linux.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
2014-12-21 04:41:11 +08:00
bool "Keep stack trace of persistent data block lock holders"
dm: fix Kconfig indentation Since DM_DEBUG_BLOCK_STACK_TRACING is a DM_PERSISTENT_DATA config option move it from drivers/md/Kconfig to drivers/md/persistent-data/Kconfig. Doing so fixes indentation for other DM config options. Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2014-03-03 23:57:56 +08:00
depends on STACKTRACE_SUPPORT && DM_PERSISTENT_DATA
select STACKTRACE
---help---
Enable this for messages that may help debug problems with the
block manager locking used by thin provisioning and caching.
If unsure, say N.