Date: Fri, 25 Nov 2016 07:03:45 +0000 (UTC) From: Sepherosa Ziehau <sephe@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r309134 - head/sys/dev/hyperv/vmbus Message-ID: <201611250703.uAP73j1S079616@repo.freebsd.org>
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Author: sephe Date: Fri Nov 25 07:03:45 2016 New Revision: 309134 URL: https://svnweb.freebsd.org/changeset/base/309134 Log: hyperv/vmbus: No stranded bufring GPADL is allowed. MFC after: 1 week Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D8568 Modified: head/sys/dev/hyperv/vmbus/vmbus_chan.c Modified: head/sys/dev/hyperv/vmbus/vmbus_chan.c ============================================================================== --- head/sys/dev/hyperv/vmbus/vmbus_chan.c Fri Nov 25 06:48:53 2016 (r309133) +++ head/sys/dev/hyperv/vmbus/vmbus_chan.c Fri Nov 25 07:03:45 2016 (r309134) @@ -392,6 +392,8 @@ vmbus_chan_open_br(struct vmbus_channel /* * Connect the bufrings, both RX and TX, to this channel. */ + KASSERT(chan->ch_bufring_gpadl == 0, + ("bufring GPADL is still connected")); error = vmbus_chan_gpadl_connect(chan, cbr->cbr_paddr, txbr_size + rxbr_size, &chan->ch_bufring_gpadl); if (error) {
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