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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_indirect.c
+4 -4
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@@ -421,7 +421,7 @@ vdev_indirect_should_condense(vdev_t *vd)
* If nothing new has been marked obsolete, there is no
* point in condensing.
*/
ASSERTV(uint64_t obsolete_sm_obj);
uint64_t obsolete_sm_obj __maybe_unused;
ASSERT0(vdev_obsolete_sm_object(vd, &obsolete_sm_obj));
if (vd->vdev_obsolete_sm == NULL) {
ASSERT0(obsolete_sm_obj);
@@ -544,7 +544,7 @@ spa_condense_indirect_commit_sync(void *arg, dmu_tx_t *tx)
{
spa_condensing_indirect_t *sci = arg;
uint64_t txg = dmu_tx_get_txg(tx);
ASSERTV(spa_t *spa = dmu_tx_pool(tx)->dp_spa);
spa_t *spa __maybe_unused = dmu_tx_pool(tx)->dp_spa;
ASSERT(dmu_tx_is_syncing(tx));
ASSERT3P(sci, ==, spa->spa_condensing_indirect);
@@ -815,7 +815,7 @@ void
vdev_indirect_sync_obsolete(vdev_t *vd, dmu_tx_t *tx)
{
spa_t *spa = vd->vdev_spa;
ASSERTV(vdev_indirect_config_t *vic = &vd->vdev_indirect_config);
vdev_indirect_config_t *vic __maybe_unused = &vd->vdev_indirect_config;
ASSERT3U(vic->vic_mapping_object, !=, 0);
ASSERT(range_tree_space(vd->vdev_obsolete_segments) > 0);
@@ -1298,7 +1298,7 @@ vdev_indirect_read_all(zio_t *zio)
static void
vdev_indirect_io_start(zio_t *zio)
{
ASSERTV(spa_t *spa = zio->io_spa);
spa_t *spa __maybe_unused = zio->io_spa;
indirect_vsd_t *iv = kmem_zalloc(sizeof (*iv), KM_SLEEP);
list_create(&iv->iv_splits,
sizeof (indirect_split_t), offsetof(indirect_split_t, is_node));