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| author | Alasdair G Kergon <agk@redhat.com> | 2011-10-31 20:19:00 +0000 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2011-10-31 20:19:00 +0000 |
| commit | 3791e2fc0e4b40d4188e79b0a99bfa6bce714a10 (patch) | |
| tree | 2dc67f0593e1cb1f3dc07ff9883a03fe9edb4b2a /kernel/lockdep.c | |
| parent | 7f06965390e4a10fb6906c886324bfd0a96961be (diff) | |
dm table: add singleton feature
Introduce the concept of a singleton table which contains exactly one target.
If a target type sets the DM_TARGET_SINGLETON feature bit device-mapper
will ensure that any table that includes that target contains no others.
The thin provisioning pool target uses this.
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'kernel/lockdep.c')
0 files changed, 0 insertions, 0 deletions