diff options
Diffstat (limited to 'module/zfs/dsl_scan.c')
| -rw-r--r-- | module/zfs/dsl_scan.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/module/zfs/dsl_scan.c b/module/zfs/dsl_scan.c index 160bc8ff3..ec71a6d91 100644 --- a/module/zfs/dsl_scan.c +++ b/module/zfs/dsl_scan.c @@ -1272,8 +1272,8 @@ dsl_scan_check_suspend(dsl_scan_t *scn, const zbookmark_phys_t *zb) if (!ZB_IS_ZERO(&scn->scn_phys.scn_bookmark)) return (B_FALSE); /* we're resuming */ - /* We only know how to resume from level-0 blocks. */ - if (zb && zb->zb_level != 0) + /* We only know how to resume from level-0 and objset blocks. */ + if (zb && (zb->zb_level != 0 && zb->zb_level != ZB_ROOT_LEVEL)) return (B_FALSE); /* @@ -1304,7 +1304,16 @@ dsl_scan_check_suspend(dsl_scan_t *scn, const zbookmark_phys_t *zb) NSEC2SEC(sync_time_ns) >= zfs_txg_timeout)) || spa_shutting_down(scn->scn_dp->dp_spa) || (zfs_scan_strict_mem_lim && dsl_scan_should_clear(scn))) { - if (zb) { + if (zb && zb->zb_level == ZB_ROOT_LEVEL) { + dprintf("suspending at first available bookmark " + "%llx/%llx/%llx/%llx\n", + (longlong_t)zb->zb_objset, + (longlong_t)zb->zb_object, + (longlong_t)zb->zb_level, + (longlong_t)zb->zb_blkid); + SET_BOOKMARK(&scn->scn_phys.scn_bookmark, + zb->zb_objset, 0, 0, 0); + } else if (zb != NULL) { dprintf("suspending at bookmark %llx/%llx/%llx/%llx\n", (longlong_t)zb->zb_objset, (longlong_t)zb->zb_object, |