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Re: [Qemu-block] [Qemu-devel] [PATCH 13/17] coroutine-lock: introduce qe

From: Stefan Hajnoczi
Subject: Re: [Qemu-block] [Qemu-devel] [PATCH 13/17] coroutine-lock: introduce qemu_co_mutex_lock_unlock
Date: Thu, 4 May 2017 15:12:34 +0100
User-agent: Mutt/1.8.0 (2017-02-23)

On Thu, Apr 20, 2017 at 02:00:54PM +0200, Paolo Bonzini wrote:
> This primitive lets you lock/unlock a CoMutex, guaranteeing neither
> blocking nor cacheline bouncing if there is no qemu_co_mutex_lock
> critical section.

"Guaranteeing neither X nor Y" means "does not guarantee X or Y".  Did
you mean "Guarantees not X and not Y"?

> Signed-off-by: Paolo Bonzini <address@hidden>
> ---
>  include/qemu/coroutine.h   |  6 ++++++
>  util/qemu-coroutine-lock.c | 36 ++++++++++++++++++++++++++++++++++++
>  2 files changed, 42 insertions(+)

Reviewed-by: Stefan Hajnoczi <address@hidden>

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