Update to onnv_147

[zfs.git] / module / zfs / dsl_synctask.c

diff --git a/module/zfs/dsl_synctask.c b/module/zfs/dsl_synctask.c
index 832685b..b0818ce 100644 (file)
--- a/module/zfs/dsl_synctask.c
+++ b/module/zfs/dsl_synctask.c
@@ -213,6 +213,8 @@ dsl_sync_task_do(dsl_pool_t *dp,
        dsl_sync_task_group_t *dstg;
        int err;
 
+       ASSERT(spa_writeable(dp->dp_spa));
+
        dstg = dsl_sync_task_group_create(dp);
        dsl_sync_task_create(dstg, checkfunc, syncfunc,
            arg1, arg2, blocks_modified);
@@ -228,6 +230,9 @@ dsl_sync_task_do_nowait(dsl_pool_t *dp,
 {
        dsl_sync_task_group_t *dstg;
 
+       if (!spa_writeable(dp->dp_spa))
+               return;
+
        dstg = dsl_sync_task_group_create(dp);
        dsl_sync_task_create(dstg, checkfunc, syncfunc,
            arg1, arg2, blocks_modified);