[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 1/1] net: fix queue's purge on VM stop
|
From: |
Stefan Hajnoczi |
|
Subject: |
Re: [Qemu-devel] [PATCH 1/1] net: fix queue's purge on VM stop |
|
Date: |
Fri, 29 May 2015 14:12:09 +0100 |
|
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Thu, May 28, 2015 at 10:03:14AM +0200, Thibaut Collet wrote:
> For netdev backend with no receive callback, packets must not be enqueued.
> When
> VM stops the enqueued packets are purged (see fixes ca77d85e1dbf). That
> causes a
> qemu segfault due to a call of a NULL pointer function.
virtio-net NIC <-> vhost-user should bypass the QEMU net subsystem since
rx/tx virtqueues are handled outside the QEMU process. Who is enqueuing
packets on vhost-user's incoming_queue?
pgpIRdQFOKitL.pgp
Description: PGP signature