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Re: [Qemu-block] [Qemu-devel] [PATCH 26/29] qed: Use CoQueue for seriali

From: Stefan Hajnoczi
Subject: Re: [Qemu-block] [Qemu-devel] [PATCH 26/29] qed: Use CoQueue for serialising allocations
Date: Wed, 31 May 2017 13:53:07 +0100
User-agent: Mutt/1.8.0 (2017-02-23)

On Fri, May 26, 2017 at 10:22:07PM +0200, Kevin Wolf wrote:
> Now that we're running in coroutine context, the ad-hoc serialisation
> code (which drops a request that has to wait out of coroutine context)
> can be replaced by a CoQueue.
> This means that when we resume a serialised request, it is running in
> coroutine context again and its I/O isn't blocking any more.
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
>  block/qed.c | 49 +++++++++++++++++--------------------------------
>  block/qed.h |  3 ++-
>  2 files changed, 19 insertions(+), 33 deletions(-)

Reviewed-by: Stefan Hajnoczi <address@hidden>

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