X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Fdsl_synctask.c;fp=module%2Fzfs%2Fdsl_synctask.c;h=b0818ce274d44a3e6c1ec932b933ee48d5c50db1;hb=572e285762521df27fe5b026f409ba1a21abb7ac;hp=832685b0fcf18938c1e3073fe3328cdd720bc7c9;hpb=1980602bfae0605d3231e79627b3e25c07991b0e;p=zfs.git

diff --git a/module/zfs/dsl_synctask.c b/module/zfs/dsl_synctask.c
index 832685b..b0818ce 100644
--- 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);