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Fix ztest_verify_dnode_bt() test case 

In ztest_verify_dnode_bt the ztest_object_lock must be held in
order to safely verify the unused bonus space.

Reviewed-by: DHE <git@dehacked.net>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #6941
This commit is contained in:
Brian Behlendorf 2017-12-06 18:30:15 -05:00
parent 460f239e69
commit 06401e4222
1 changed files with 5 additions and 1 deletions
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6
cmd/ztest/ztest.c
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@ -5172,8 +5172,11 @@ ztest_verify_dnode_bt(ztest_ds_t *zd, uint64_t id)
dmu_object_info_t doi;
dmu_buf_t *db;
if (dmu_bonus_hold(os, obj, FTAG, &db) != 0)
ztest_object_lock(zd, obj, RL_READER);
if (dmu_bonus_hold(os, obj, FTAG, &db) != 0) {
ztest_object_unlock(zd, obj);
continue;
}
dmu_object_info_from_db(db, &doi);
if (doi.doi_bonus_size >= sizeof (*bt))
@ -5187,6 +5190,7 @@ ztest_verify_dnode_bt(ztest_ds_t *zd, uint64_t id)
}
dmu_buf_rele(db, FTAG);
ztest_object_unlock(zd, obj);
}
}