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Re: [PATCH v3 1/5] rcu: Add automatically released rcu_read_lock variant


From: Daniel P . Berrangé
Subject: Re: [PATCH v3 1/5] rcu: Add automatically released rcu_read_lock variants
Date: Thu, 19 Sep 2019 18:31:52 +0100
User-agent: Mutt/1.12.1 (2019-06-15)

On Fri, Sep 13, 2019 at 11:25:34AM +0100, Dr. David Alan Gilbert (git) wrote:
> From: "Dr. David Alan Gilbert" <address@hidden>
> 
> RCU_READ_LOCK_GUARD() takes the rcu_read_lock and then uses glib's
> g_auto infrastructure (and thus whatever the compiler's hooks are) to
> release it on all exits of the block.
> 
> WITH_RCU_READ_LOCK_GUARD() is similar but is used as a wrapper for the
> lock, i.e.:
> 
>    WITH_RCU_READ_LOCK_GUARD() {
>        stuff under lock
>    }
> 
> Signed-off-by: Dr. David Alan Gilbert <address@hidden>
> ---
>  docs/devel/rcu.txt | 16 ++++++++++++++++
>  include/qemu/rcu.h | 25 +++++++++++++++++++++++++
>  2 files changed, 41 insertions(+)

Reviewed-by: Daniel P. Berrangé <address@hidden>


Regards,
Daniel
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