From owner-svn-src-head@freebsd.org Tue Oct 30 00:22:16 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id EEEED10EE8BB; Tue, 30 Oct 2018 00:22:15 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id A0D9E8C816; Tue, 30 Oct 2018 00:22:15 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 67AEC15BF6; Tue, 30 Oct 2018 00:22:15 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w9U0MFJF048635; Tue, 30 Oct 2018 00:22:15 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w9U0MF7v048634; Tue, 30 Oct 2018 00:22:15 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201810300022.w9U0MF7v048634@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Tue, 30 Oct 2018 00:22:15 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r339900 - head/sys/geom/concat X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/sys/geom/concat X-SVN-Commit-Revision: 339900 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Oct 2018 00:22:16 -0000 Author: markj Date: Tue Oct 30 00:22:14 2018 New Revision: 339900 URL: https://svnweb.freebsd.org/changeset/base/339900 Log: Have gconcat advertise delete support if one of its disks does. This follows the example set by other multi-disk GEOM classes. PR: 232676 Tested by: noah.bergbauer@tum.de MFC after: 1 month Modified: head/sys/geom/concat/g_concat.c head/sys/geom/concat/g_concat.h Modified: head/sys/geom/concat/g_concat.c ============================================================================== --- head/sys/geom/concat/g_concat.c Tue Oct 30 00:19:44 2018 (r339899) +++ head/sys/geom/concat/g_concat.c Tue Oct 30 00:22:14 2018 (r339900) @@ -206,6 +206,27 @@ fail: } static void +g_concat_candelete(struct bio *bp) +{ + struct g_concat_softc *sc; + struct g_concat_disk *disk; + int i, *val; + + val = (int *)bp->bio_data; + *val = 0; + + sc = bp->bio_to->geom->softc; + for (i = 0; i < sc->sc_ndisks; i++) { + disk = &sc->sc_disks[i]; + if (!disk->d_removed && disk->d_candelete) { + *val = 1; + break; + } + } + g_io_deliver(bp, 0); +} + +static void g_concat_kernel_dump(struct bio *bp) { struct g_concat_softc *sc; @@ -327,6 +348,9 @@ g_concat_start(struct bio *bp) if (strcmp("GEOM::kerneldump", bp->bio_attribute) == 0) { g_concat_kernel_dump(bp); return; + } else if (strcmp("GEOM::candelete", bp->bio_attribute) == 0) { + g_concat_candelete(bp); + return; } /* To which provider it should be delivered? */ /* FALLTHROUGH */ @@ -408,6 +432,7 @@ g_concat_check_and_run(struct g_concat_softc *sc) struct g_provider *dp, *pp; u_int no, sectorsize = 0; off_t start; + int error; g_topology_assert(); if (g_concat_nvalid(sc) != sc->sc_ndisks) @@ -425,6 +450,16 @@ g_concat_check_and_run(struct g_concat_softc *sc) if (sc->sc_type == G_CONCAT_TYPE_AUTOMATIC) disk->d_end -= dp->sectorsize; start = disk->d_end; + error = g_access(disk->d_consumer, 1, 0, 0); + if (error == 0) { + error = g_getattr("GEOM::candelete", disk->d_consumer, + &disk->d_candelete); + if (error != 0) + disk->d_candelete = 0; + (void)g_access(disk->d_consumer, -1, 0, 0); + } else + G_CONCAT_DEBUG(1, "Failed to access disk %s, error %d.", + dp->name, error); if (no == 0) sectorsize = dp->sectorsize; else Modified: head/sys/geom/concat/g_concat.h ============================================================================== --- head/sys/geom/concat/g_concat.h Tue Oct 30 00:19:44 2018 (r339899) +++ head/sys/geom/concat/g_concat.h Tue Oct 30 00:22:14 2018 (r339900) @@ -74,6 +74,7 @@ struct g_concat_disk { struct g_concat_softc *d_softc; off_t d_start; off_t d_end; + int d_candelete; int d_removed; };