Date: Tue, 26 Jan 2016 12:36:30 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r294798 - vendor-sys/illumos/dist/uts/common/fs/zfs Message-ID: <201601261236.u0QCaUMJ012041@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: mav Date: Tue Jan 26 12:36:30 2016 New Revision: 294798 URL: https://svnweb.freebsd.org/changeset/base/294798 Log: 6292 exporting a pool while an async destroy is running can leave entries in the deferred tree Reviewed by: Paul Dagnelie <pcd@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Andriy Gapon <avg@FreeBSD.org> Reviewed by: Fabian Keil <fk@fabiankeil.de> Approved by: Gordon Ross <gordon.ross@nexenta.com> illumos/illumos-gate@a443cc80c742af740aa82130db840f02b4389365 Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_scan.c Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_scan.c ============================================================================== --- vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_scan.c Tue Jan 26 12:33:58 2016 (r294797) +++ vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_scan.c Tue Jan 26 12:36:30 2016 (r294798) @@ -1413,10 +1413,23 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t * } /* + * Only process scans in sync pass 1. + */ + if (spa_sync_pass(dp->dp_spa) > 1) + return; + + /* + * If the spa is shutting down, then stop scanning. This will + * ensure that the scan does not dirty any new data during the + * shutdown phase. + */ + if (spa_shutting_down(spa)) + return; + + /* * If the scan is inactive due to a stalled async destroy, try again. */ - if ((!scn->scn_async_stalled && !dsl_scan_active(scn)) || - spa_sync_pass(dp->dp_spa) > 1) + if (!scn->scn_async_stalled && !dsl_scan_active(scn)) return; scn->scn_visited_this_txg = 0;
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201601261236.u0QCaUMJ012041>