From: Gonglei <arei.gonglei@huawei.com>
To: Bug 1385934 <1385934@bugs.launchpad.net>
Cc: MikeFrysinger <vapier@gentoo.org>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [Bug 1385934] Re: USB with passthrougth guest cannot enumerate USB host
Date: Mon, 10 Nov 2014 14:04:17 +0800 [thread overview]
Message-ID: <54605561.2060405@huawei.com> (raw)
In-Reply-To: <20141108184717.8421.94632.malone@gac.canonical.com>
On 2014/11/9 2:47, MikeFrysinger wrote:
> the problem is this commit:
> http://git.qemu.org/?p=qemu.git;a=commit;h=b791c3b38c7969cb9f4acda8229e19fd865a1c08
>
> it's easy to reproduce -- plug in a USB flash drive and try to pass it
> through
>
What's your USB flash drive's version? USB1.1 or USB2.0 or 3.0?
Please post the value:
1.cat /sys/bus/usb/device/xx-xx/speed [xx-xx: hostbus-hostport]
2.And your exact command line launched Qemu .
Best regards,
-Gonglei
> on the host:
> $ lsusb
> Bus 003 Device 004: ID 1307:0163 Transcend Information, Inc. 256MB/512MB/1GB Flash Drive
>
> so launch qemu with that:
> -usbdevice host:1307:0163
>
> and then in the VM, if it fails, you get those errors in dmesg, and the
> device doesn't show up in `lsusb`. if it passes, `lsusb` reports it
> fine.
>
next prev parent reply other threads:[~2014-11-10 6:04 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-26 18:28 [Qemu-devel] [Bug 1385934] [NEW] USB with passthrougth guest cannot enumerate USB host montjoie
2014-10-27 14:44 ` [Qemu-devel] [Bug 1385934] " Iggy
2014-11-08 18:47 ` MikeFrysinger
2014-11-10 6:04 ` Gonglei [this message]
2014-11-10 17:52 ` MikeFrysinger
2014-11-11 1:40 ` Gonglei
2014-12-10 9:54 ` Leen Keus
2014-12-31 2:52 ` Mike Frysinger
2015-03-25 8:20 ` montjoie
2018-01-18 15:17 ` Thomas Huth
2018-03-20 4:17 ` Launchpad Bug Tracker
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