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Re: [Qemu-devel] [PATCH 2/2] block: bump coroutine pool size for drives
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH 2/2] block: bump coroutine pool size for drives |
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Date: |
Thu, 03 Jul 2014 08:03:44 -0600 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 |
On 07/03/2014 07:52 AM, Stefan Hajnoczi wrote:
> When a BlockDriverState is associated with a storage controller
> DeviceState we expect guest I/O. Use this opportunity to bump the
> coroutine pool size by 64.
>
> This patch ensures that the coroutine pool size scales with the number
> of drives attached to the guest. It should increase coroutine pool
> usage (which makes qemu_coroutine_create() fast) without hogging too
> much memory when fewer drives are attached.
>
> Signed-off-by: Stefan Hajnoczi <address@hidden>
> ---
> block.c | 4 ++++
> 1 file changed, 4 insertions(+)
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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