From: "Michael S. Tsirkin" <mst@redhat.com>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: kvm@vger.kernel.org, virtualization@lists.linux-foundation.org
Subject: Re: [PATCH] virtio-blk: Disable callback in virtblk_done()
Date: Fri, 28 Sep 2012 10:32:22 +0200 [thread overview]
Message-ID: <20120928083222.GA5848@redhat.com> (raw)
In-Reply-To: <87ehlo497o.fsf@rustcorp.com.au>
On Thu, Sep 27, 2012 at 09:40:03AM +0930, Rusty Russell wrote:
> I forgot about the cool hack which MST put in to defer event updates
> using disable_cb/enable_cb.
I considered sticking some invalid value
in event index on disable but in my testing it did not seem to
give any gain, and knowing actual index of the other side
is better for debugging.
--
MST
prev parent reply other threads:[~2012-09-28 8:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-25 2:36 [PATCH] virtio-blk: Disable callback in virtblk_done() Asias He
2012-09-25 14:08 ` Asias He
2012-09-27 0:10 ` Rusty Russell
2012-09-27 6:48 ` Asias He
2012-09-28 6:08 ` Rusty Russell
2012-09-28 7:03 ` Asias He
2012-09-27 10:01 ` Paolo Bonzini
2012-09-27 10:01 ` Paolo Bonzini
2012-10-02 14:42 ` Stefan Hajnoczi
2012-09-28 8:32 ` Michael S. Tsirkin [this message]
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