From owner-dev-commits-src-branches@freebsd.org Tue Aug 24 18:29:14 2021 Return-Path: Delivered-To: dev-commits-src-branches@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 19FB565D84D; Tue, 24 Aug 2021 18:29:14 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4GvHgs5r5wz3NLR; Tue, 24 Aug 2021 18:29:13 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id A1DB256C4; Tue, 24 Aug 2021 18:29:13 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 17OITD13023828; Tue, 24 Aug 2021 18:29:13 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 17OITDkh023827; Tue, 24 Aug 2021 18:29:13 GMT (envelope-from git) Date: Tue, 24 Aug 2021 18:29:13 GMT Message-Id: <202108241829.17OITDkh023827@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Gordon Tetlow Subject: git: f66e34809906 - releng/13.0 - Fix virtio_blk(4) failing to attach on some hypervisors. MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: gordon X-Git-Repository: src X-Git-Refname: refs/heads/releng/13.0 X-Git-Reftype: branch X-Git-Commit: f66e34809906a3222446e1407bd9add84dd6f10c Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-branches@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commits to the stable branches of the FreeBSD src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Aug 2021 18:29:14 -0000 The branch releng/13.0 has been updated by gordon: URL: https://cgit.FreeBSD.org/src/commit/?id=f66e34809906a3222446e1407bd9add84dd6f10c commit f66e34809906a3222446e1407bd9add84dd6f10c Author: Gordon Tetlow AuthorDate: 2021-08-24 16:31:52 +0000 Commit: Gordon Tetlow CommitDate: 2021-08-24 16:36:55 +0000 Fix virtio_blk(4) failing to attach on some hypervisors. Approved by: so Security: EN-21:23.virtio_blk --- sys/dev/virtio/block/virtio_blk.c | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/sys/dev/virtio/block/virtio_blk.c b/sys/dev/virtio/block/virtio_blk.c index 50642fb0b009..8a5558f4571d 100644 --- a/sys/dev/virtio/block/virtio_blk.c +++ b/sys/dev/virtio/block/virtio_blk.c @@ -126,6 +126,7 @@ static int vtblk_detach(device_t); static int vtblk_suspend(device_t); static int vtblk_resume(device_t); static int vtblk_shutdown(device_t); +static int vtblk_attach_completed(device_t); static int vtblk_config_change(device_t); static int vtblk_open(struct disk *); @@ -255,6 +256,7 @@ static device_method_t vtblk_methods[] = { DEVMETHOD(device_shutdown, vtblk_shutdown), /* VirtIO methods. */ + DEVMETHOD(virtio_attach_completed, vtblk_attach_completed), DEVMETHOD(virtio_config_change, vtblk_config_change), DEVMETHOD_END @@ -378,8 +380,6 @@ vtblk_attach(device_t dev) goto fail; } - vtblk_create_disk(sc); - virtqueue_enable_intr(sc->vtblk_vq); fail: @@ -461,6 +461,22 @@ vtblk_shutdown(device_t dev) return (0); } +static int +vtblk_attach_completed(device_t dev) +{ + struct vtblk_softc *sc; + + sc = device_get_softc(dev); + + /* + * Create disk after attach as VIRTIO_BLK_T_GET_ID can only be + * processed after the device acknowledged + * VIRTIO_CONFIG_STATUS_DRIVER_OK. + */ + vtblk_create_disk(sc); + return (0); +} + static int vtblk_config_change(device_t dev) {