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Re: [Qemu-devel] [PATCH] net: Flush queued packets when guest resumes
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH] net: Flush queued packets when guest resumes |
Date: |
Thu, 2 Jul 2015 14:13:28 +0100 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Wed, Jul 01, 2015 at 04:23:34PM +0800, Fam Zheng wrote:
> Since commit 6e99c63 "net/socket: Drop net_socket_can_send" and friends,
> net queues need to be explicitly flushed after qemu_can_send_packet()
> returns false, because the netdev side will disable the polling of fd.
>
> This fixes the case of "cont" after "stop" (or migration), i.e.
> vm_running changes to true, by listening to vm state changes.
>
> Signed-off-by: Fam Zheng <address@hidden>
> ---
> include/net/net.h | 2 ++
> net/net.c | 14 +++++++++++++-
> 2 files changed, 15 insertions(+), 1 deletion(-)
Please unify this code with:
commit ca77d85e1dbf929ae677a0bac96e9b3edd1704da
Author: Michael S. Tsirkin <address@hidden>
Date: Thu Sep 4 11:39:13 2014 +0300
net: complete all queued packets on VM stop
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