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Replace ASSERTV macro with compiler annotation

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Remove the ASSERTV macro and handle suppressing unused 
compiler warnings for variables only in ASSERTs using the 
__attribute__((unused)) compiler annotation.  The annotation
is understood by both gcc and clang.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Jorgen Lundman <lundman@lundman.net>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9671
This commit is contained in:
Matthew Macy
2019-12-05 12:37:00 -08:00
committed by Brian Behlendorf
parent 12395c7b0b
commit 2a8ba608d3
28 changed files with 66 additions and 61 deletions
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module/zfs/vdev_removal.c
+3 -3
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@@ -248,7 +248,7 @@ vdev_remove_initiate_sync(void *arg, dmu_tx_t *tx)
vdev_indirect_config_t *vic = &vd->vdev_indirect_config;
objset_t *mos = spa->spa_dsl_pool->dp_meta_objset;
spa_vdev_removal_t *svr = NULL;
ASSERTV(uint64_t txg = dmu_tx_get_txg(tx));
uint64_t txg __maybe_unused = dmu_tx_get_txg(tx);
ASSERT3P(vd->vdev_ops, !=, &vdev_raidz_ops);
svr = spa_vdev_removal_create(vd);
@@ -268,7 +268,7 @@ vdev_remove_initiate_sync(void *arg, dmu_tx_t *tx)
VERIFY0(zap_add(spa->spa_meta_objset, vd->vdev_top_zap,
VDEV_TOP_ZAP_OBSOLETE_COUNTS_ARE_PRECISE, sizeof (one), 1,
&one, tx));
ASSERTV(boolean_t are_precise);
boolean_t are_precise __maybe_unused;
ASSERT0(vdev_obsolete_counts_are_precise(vd, &are_precise));
ASSERT3B(are_precise, ==, B_TRUE);
}
@@ -725,7 +725,7 @@ vdev_mapping_sync(void *arg, dmu_tx_t *tx)
spa_vdev_removal_t *svr = arg;
spa_t *spa = dmu_tx_pool(tx)->dp_spa;
vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id);
ASSERTV(vdev_indirect_config_t *vic = &vd->vdev_indirect_config);
vdev_indirect_config_t *vic __maybe_unused = &vd->vdev_indirect_config;
uint64_t txg = dmu_tx_get_txg(tx);
vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping;