From mboxrd@z Thu Jan  1 00:00:00 1970
From: pbonzini@redhat.com (Paolo Bonzini)
Date: Thu, 09 Jun 2011 16:20:29 +0200
Subject: [ltt-dev] [PATCH] call_rcu: keep BUSY flag set as long
	as	possible
In-Reply-To: <BLU0-SMTP5719D5284785410F8A3E1396650@phx.gbl>
References: <1307523558-16960-1-git-send-email-pbonzini@redhat.com>
	<1307524638-17313-1-git-send-email-pbonzini@redhat.com>
	<BLU0-SMTP5719D5284785410F8A3E1396650@phx.gbl>
Message-ID: <4DF0D6AD.7010500@redhat.com>

On 06/09/2011 04:09 PM, Mathieu Desnoyers wrote:
> Would this be equivalent to not setting:
>
>    uatomic_set(&crdp->futex, 0);
>
> before breaking the loop, but then not decrementing
>
>    uatomic_dec(&crdp->futex);
>
> at the next loop iteration ?

Something like that, yes.

Paolo