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Re: [Qemu-devel] [PATCH] net: Flush queued packets when guest resumes
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From: |
Fam Zheng |
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Subject: |
Re: [Qemu-devel] [PATCH] net: Flush queued packets when guest resumes |
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Date: |
Wed, 1 Jul 2015 16:53:29 +0800 |
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User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Wed, 07/01 16:23, 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>
Note that to fix virtio-net, this patch is also needed:
http://lists.nongnu.org/archive/html/qemu-devel/2015-06/msg07377.html
Fam