linux-kernel - Re: [PATCH v2 2/2] virtio-ring: Allocate indirect buffers from cache when possible

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Message-ID: <5050679F.9030002@gmail.com>
Date:	Wed, 12 Sep 2012 12:44:47 +0200
From:	Sasha Levin <levinsasha928@...il.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
CC:	Thomas Lendacky <tahm@...ux.vnet.ibm.com>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, avi@...hat.com, kvm@...r.kernel.org
Subject: Re: [PATCH v2 2/2] virtio-ring: Allocate indirect buffers from cache
 when possible

On 09/12/2012 08:13 AM, Rusty Russell wrote:
> The real question is now whether we'd want a separate indirect cache for
> the 3 case (so num above should be a bitmap?), or reuse the same one, or
> not use it at all?
> 
> Benchmarking will tell...

Since there are no specific decisions about actual values, I'll just modify the
code to use cache per-vq instead of per-device.


Thanks,
Sasha
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