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authorJonathan Brassow <jbrassow@redhat.com>2009-04-02 19:55:33 +0100
committerAlasdair G Kergon <agk@redhat.com>2009-04-02 19:55:33 +0100
commit49beb2b87a972a994ff77633234ca3bf0d30a1d8 (patch)
tree4b281ebd48624d0fbe74b93fa72baa834211ca2f /drivers/md/dm-exception-store.c
parentd0216849519bec8dc96301a3cd80316e71243839 (diff)
downloadblackbird-op-linux-49beb2b87a972a994ff77633234ca3bf0d30a1d8.tar.gz
blackbird-op-linux-49beb2b87a972a994ff77633234ca3bf0d30a1d8.zip
dm exception store: move cow pointer
Move COW device from snapshot to exception store. Signed-off-by: Jonathan Brassow <jbrassow@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm-exception-store.c')
-rw-r--r--drivers/md/dm-exception-store.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 59c949b53106..2078b92470a1 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -139,7 +139,7 @@ EXPORT_SYMBOL(dm_exception_store_type_unregister);
int dm_exception_store_create(const char *type_name, struct dm_target *ti,
chunk_t chunk_size, chunk_t chunk_mask,
- chunk_t chunk_shift,
+ chunk_t chunk_shift, struct dm_dev *cow,
struct dm_exception_store **store)
{
int r = 0;
@@ -163,6 +163,8 @@ int dm_exception_store_create(const char *type_name, struct dm_target *ti,
tmp_store->chunk_mask = chunk_mask;
tmp_store->chunk_shift = chunk_shift;
+ tmp_store->cow = cow;
+
r = type->ctr(tmp_store, 0, NULL);
if (r) {
put_type(type);
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