Illumos #3888

3888 zfs recv -F should destroy any snapshots created since
     the incremental source
Reviewed by: George Wilson <[email protected]>
Reviewed by: Adam Leventhal <[email protected]>
Reviewed by: Peng Dai <[email protected]>
Approved by: Richard Lowe <[email protected]>

References:
  https://www.illumos.org/issues/3888
  illumos/illumos-gate@34f2f8cf94052481c81be2e134b94a00b501bf21

Porting notes:

1. Commit 1fde1e37208c2f56c72c70a06676676f04b65998 wrapped a
   declaration in dsl_dataset_modified_since_lastsnap in ASSERTV().
   The ASSERTV() and local variable have been removed to avoid an
   unused variable warning.

Signed-off-by: Brian Behlendorf <[email protected]>
Ported-by: Richard Yao <[email protected]>
Issue #1775

2 files changed, 14 insertions, 12 deletions

diff --git a/include/sys/dsl_dataset.h b/include/sys/dsl_dataset.h
index e8e26b9f9..866a8976c 100644
--- a/include/sys/dsl_dataset.h
+++ b/include/sys/dsl_dataset.h
@@ -20,7 +20,7 @@
  */
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright (c) 2013 by Delphix. All rights reserved.
  * Copyright (c) 2012, Joyent, Inc. All rights reserved.
  * Copyright (c) 2013 Steven Hartland. All rights reserved.
  */
@@ -204,7 +204,8 @@ void dsl_dataset_set_blkptr(dsl_dataset_t *ds, blkptr_t *bp, dmu_tx_t *tx);
 
 spa_t *dsl_dataset_get_spa(dsl_dataset_t *ds);
 
-boolean_t dsl_dataset_modified_since_lastsnap(dsl_dataset_t *ds);
+boolean_t dsl_dataset_modified_since_snap(dsl_dataset_t *ds,
+    dsl_dataset_t *snap);
 
 void dsl_dataset_sync(dsl_dataset_t *os, zio_t *zio, dmu_tx_t *tx);
 
diff --git a/include/sys/dsl_destroy.h b/include/sys/dsl_destroy.h
index c5a70bb90..3f638643b 100644
--- a/include/sys/dsl_destroy.h
+++ b/include/sys/dsl_destroy.h
@@ -20,7 +20,7 @@
  */
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright (c) 2013 by Delphix. All rights reserved.
  * Copyright (c) 2012, Joyent, Inc. All rights reserved.
  */
 
@@ -35,15 +35,16 @@ struct nvlist;
 struct dsl_dataset;
 struct dmu_tx;
 
-int dsl_destroy_snapshots_nvl(struct nvlist *snaps, boolean_t defer,
-    struct nvlist *errlist);
-int dsl_destroy_snapshot(const char *name, boolean_t defer);
-int dsl_destroy_head(const char *name);
-int dsl_destroy_head_check_impl(struct dsl_dataset *ds, int expected_holds);
-void dsl_destroy_head_sync_impl(struct dsl_dataset *ds, struct dmu_tx *tx);
-int dsl_destroy_inconsistent(const char *dsname, void *arg);
-void dsl_destroy_snapshot_sync_impl(struct dsl_dataset *ds,
-    boolean_t defer, struct dmu_tx *tx);
+int dsl_destroy_snapshots_nvl(struct nvlist *, boolean_t,
+    struct nvlist *);
+int dsl_destroy_snapshot(const char *, boolean_t);
+int dsl_destroy_head(const char *);
+int dsl_destroy_head_check_impl(struct dsl_dataset *, int);
+void dsl_destroy_head_sync_impl(struct dsl_dataset *, struct dmu_tx *);
+int dsl_destroy_inconsistent(const char *, void *);
+int dsl_destroy_snapshot_check_impl(struct dsl_dataset *, boolean_t);
+void dsl_destroy_snapshot_sync_impl(struct dsl_dataset *,
+    boolean_t, struct dmu_tx *);
 
 #ifdef	__cplusplus
 }