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authorMikulas Patocka <mpatocka@redhat.com>2014-01-13 19:12:36 -0500
committerMike Snitzer <snitzer@redhat.com>2014-01-14 23:23:02 -0500
commit55494bf2947dccdf2d98b62374fea7365dfead84 (patch)
tree08958b0812f1c59732f6a56e2b567ad3a8da7230 /drivers/md/Kconfig
parent2cadabd512acca99e6553d303eaedc97a3178a4d (diff)
downloadop-kernel-dev-55494bf2947dccdf2d98b62374fea7365dfead84.zip
op-kernel-dev-55494bf2947dccdf2d98b62374fea7365dfead84.tar.gz
dm snapshot: use dm-bufio
Use dm-bufio for initial loading of the exceptions. Introduce a new function dm_bufio_forget that frees the given buffer. Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/Kconfig')
-rw-r--r--drivers/md/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 7441344..39b540a 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -238,6 +238,7 @@ config DM_CRYPT
config DM_SNAPSHOT
tristate "Snapshot target"
depends on BLK_DEV_DM
+ select DM_BUFIO
---help---
Allow volume managers to take writable snapshots of a device.
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