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Illumos 5765 - add support for estimating send stream size with lzc_send_space when source is a bookmark

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5765 add support for estimating send stream size with lzc_send_space when source is a bookmark
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Steven Hartland <killing@multiplay.co.uk>
Reviewed by: Bayard Bell <buffer.g.overflow@gmail.com>
Approved by: Albert Lee <trisk@nexenta.com>

References:
  https://www.illumos.org/issues/5765
  https://github.com/illumos/illumos-gate/commit/643da460

Porting notes:
* Unused variable 'recordsize' in dmu_send_estimate() dropped

Ported-by: DHE <git@dehacked.net>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #3397
This commit is contained in:
Max Grossman
2015-04-08 11:37:13 -07:00
committed by Brian Behlendorf
parent 19b3b1d2a2
commit 5dc8b7365f
5 changed files with 150 additions and 43 deletions
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include/sys/dsl_dataset.h
+3
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@@ -201,6 +201,9 @@ dsl_dataset_phys(dsl_dataset_t *ds)
*/
#define MAX_TAG_PREFIX_LEN 17
#define dsl_dataset_is_snapshot(ds) \
(dsl_dataset_phys(ds)->ds_num_children != 0)
#define DS_UNIQUE_IS_ACCURATE(ds) \
((dsl_dataset_phys(ds)->ds_flags & DS_FLAG_UNIQUE_ACCURATE) != 0)