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[Qemu-devel] Re: [PATCH] char: Flush read buffer in mux_chr_can_read

From: Alexander Graf
Subject: [Qemu-devel] Re: [PATCH] char: Flush read buffer in mux_chr_can_read
Date: Tue, 11 May 2010 18:35:08 +0200
User-agent: Thunderbird (X11/20090817)

Jan Kiszka wrote:
> Alexander Graf wrote:
>> Jan Kiszka wrote:
>>> Move the buffer flush from mux_chr_read to mux_chr_can_read. While the
>>> latter is called periodically, the former will only be invoked when new
>>> characters arrive at the back-end. This caused problems to front-end
>>> drivers whenever they were unable to read data immediately, e.g.
>>> virtio-console attached to stdio.
>> I don't see this patch applied, but also don't see any issues with
>> virtio-console anymore on today's git. Odd.
> Hmm, I had a clear before-after experience using virtio console with an
> x86 Linux guest. I still think my patch is correct and required. Maybe
> you can bisect this positive "regression"? Something might paper over
> the core issue now.

I just did a git reset --hard on
baf0b55a9e57b909b1f8b0f732c0b10242867418 and it worked! What the ...


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