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Date: Mon, 19 Jun 2017 11:42:51 +0100
From: Roger Pau =?iso-8859-1?Q?Monn=E9?= <roger.pau@citrix.com>
To: Marcin Cieslak <saper@saper.info>
CC: <freebsd-xen@FreeBSD.org>
Subject: Re: g_dev_taste: make_dev_p() failed (gp->name=ada1, error=17) - ok?
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On Mon, Jun 05, 2017 at 01:42:23AM +0000, Marcin Cieslak wrote:
> When starting FreeBSD domU (r319534) on 11.1-PRELEASE dom0 (same version)
> I am guestting
> 
> can't re-use a leaf (led)!
> 
> and
> 
> g_dev_taste: make_dev_p() failed (gp->name=ada0, error=17)
> 
> messages in my dmesg.
> 
> The disks are attached as follows:
> 
> disk = [
>         '/dev/zvol/zroot/freebsd1,raw,hda,w',
>         '/dev/zvol/zroot/freebsd2,raw,hdb,w',
>         '/dev/zvol/zroot/builder0,raw,hdc,w',
>         '/dev/zvol/zroot/builder1,raw,hdd,w'
> ]
> 
> are those warning messages ok?
> 
> dmesg output below,
> 
> Marcin
> 
> xbd1: 40960MB <Virtual Block Device> at device/vbd/832 on xenbusb_front0
> ada0 at ata0 bus 0 scbus0 target 0 lun 0
> xbd1: ada0: attaching as ada1
> xbd1: <QEMU HARDDISK 2.4.1> ATA-7 device
> ada0: Serial Number QM00001
> features: flush, write_barrier
> xbd1: ada0: 16.700MB/s transferssynchronize cache commands enabled.
>  (WDMA2, PIO 8192bytes)
> ada0: 51200MB (104857600 512 byte sectors)
> ada1 at ata0 bus 0 scbus0 target 1 lun 0
> ada1: <QEMU HARDDISK 2.4.1> ATA-7 device
> xn0: ada1: Serial Number QM00002
> backend features: feature-sgada1: 16.700MB/s transfers (WDMA2, 
> PIO 8192bytescan't re-use a leaf (led)!
> )

That's weird, it seems that both the emulated and PV disks are being
detected and enumerated. Can you paste your domain configuration file
and the contents of the loader.conf file in the virtual machine?

Roger.