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Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

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5314 Remove "dbuf phys" db->db_data pointer aliases in ZFS
Author: Justin T. Gibbs <justing@spectralogic.com>
Reviewed by: Andriy Gapon <avg@freebsd.org>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Will Andrews <willa@spectralogic.com>
Approved by: Dan McDonald <danmcd@omniti.com>

References:
  https://www.illumos.org/issues/5314
  https://github.com/illumos/illumos-gate/commit/c137962

Ported-by: Chris Dunlop <chris@onthe.net.au>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Justin T. Gibbs
2015-04-02 02:14:34 +11:00
committed by Brian Behlendorf
parent 945dd93525
commit d683ddbb72
32 changed files with 914 additions and 808 deletions
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module/zfs/dsl_deadlist.c
+3 -2
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@@ -310,8 +310,9 @@ dsl_deadlist_regenerate(objset_t *os, uint64_t dlobj,
while (mrs_obj != 0) {
dsl_dataset_t *ds;
VERIFY3U(0, ==, dsl_dataset_hold_obj(dp, mrs_obj, FTAG, &ds));
dsl_deadlist_add_key(&dl, ds->ds_phys->ds_prev_snap_txg, tx);
mrs_obj = ds->ds_phys->ds_prev_snap_obj;
dsl_deadlist_add_key(&dl,
dsl_dataset_phys(ds)->ds_prev_snap_txg, tx);
mrs_obj = dsl_dataset_phys(ds)->ds_prev_snap_obj;
dsl_dataset_rele(ds, FTAG);
}
dsl_deadlist_close(&dl);