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path: root/sys/contrib/openzfs/module/zfs/zfeature.c
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Diffstat (limited to 'sys/contrib/openzfs/module/zfs/zfeature.c')
-rw-r--r--sys/contrib/openzfs/module/zfs/zfeature.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/module/zfs/zfeature.c b/sys/contrib/openzfs/module/zfs/zfeature.c
index 0816ea134bf3..4cf9e0dbb405 100644
--- a/sys/contrib/openzfs/module/zfs/zfeature.c
+++ b/sys/contrib/openzfs/module/zfs/zfeature.c
@@ -308,6 +308,7 @@ feature_sync(spa_t *spa, zfeature_info_t *feature, uint64_t refcount,
ASSERT(VALID_FEATURE_OR_NONE(feature->fi_feature));
uint64_t zapobj = (feature->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?
spa->spa_feat_for_write_obj : spa->spa_feat_for_read_obj;
+ ASSERT(MUTEX_HELD(&spa->spa_feat_stats_lock));
VERIFY0(zap_update(spa->spa_meta_objset, zapobj, feature->fi_guid,
sizeof (uint64_t), 1, &refcount, tx));
@@ -360,7 +361,9 @@ feature_enable_sync(spa_t *spa, zfeature_info_t *feature, dmu_tx_t *tx)
feature->fi_guid, 1, strlen(feature->fi_desc) + 1,
feature->fi_desc, tx));
+ mutex_enter(&spa->spa_feat_stats_lock);
feature_sync(spa, feature, initial_refcount, tx);
+ mutex_exit(&spa->spa_feat_stats_lock);
if (spa_feature_is_enabled(spa, SPA_FEATURE_ENABLED_TXG)) {
uint64_t enabling_txg = dmu_tx_get_txg(tx);
@@ -416,6 +419,7 @@ feature_do_action(spa_t *spa, spa_feature_t fid, feature_action_t action,
ASSERT(dmu_tx_is_syncing(tx));
ASSERT3U(spa_version(spa), >=, SPA_VERSION_FEATURES);
+ mutex_enter(&spa->spa_feat_stats_lock);
VERIFY3U(feature_get_refcount(spa, feature, &refcount), !=, ENOTSUP);
switch (action) {
@@ -433,6 +437,7 @@ feature_do_action(spa_t *spa, spa_feature_t fid, feature_action_t action,
}
feature_sync(spa, feature, refcount, tx);
+ mutex_exit(&spa->spa_feat_stats_lock);
}
void