Thread (6 messages) 6 messages, 3 authors, 2011-01-31

Re: [PATCH 1/2] virtio: console: Wake up outvq on host notifications

From: Amit Shah <hidden>
Date: 2011-01-31 10:28:06

On (Mon) Jan 31 2011 [20:33:15], Rusty Russell wrote:
On Mon, 31 Jan 2011 06:06:36 pm Amit Shah wrote:
quoted
The outvq needs to be woken up on host notifications so that buffers
consumed by the host can be reclaimed, outvq freed, and application
writes may proceed again.

The need for this is now finally noticed when I have qemu patches ready
to use nonblocking IO and flow control.
What about -stable?
Yes, it's needed (I added the CC: stable@kernel.org tag -- that should
be enough, right?)

Thanks,
		Amit
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