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Date:      Wed, 27 Jan 2016 20:48:22 +0200
From:      Konstantin Belousov <kostikbel@gmail.com>
To:        Olivier Houchard <cognet@ci0.org>
Cc:        John Baldwin <jhb@freebsd.org>, hackers@freebsd.org, arm64-dev <arm64-dev@semihalf.com>, freebsd-arm@freebsd.org
Subject:   Re: SCHED_ULE race condition, fix proposal
Message-ID:  <20160127184822.GE74231@kib.kiev.ua>
In-Reply-To: <20160127181426.GA48838@ci0.org>
References:  <CANsEV8e2QbW1Y83eC-d3GczWu4Lu91jDK14Xa1FkL=Y2s%2BRBMQ@mail.gmail.com> <2587742.rOiGAYXjN1@ralph.baldwin.cx> <20160127181426.GA48838@ci0.org>

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On Wed, Jan 27, 2016 at 07:14:26PM +0100, Olivier Houchard wrote:
> Hi,
> 
> I may be reading the arm64 code wrong, but shouldn't :
>         ldr     x0, =_C_LABEL(blocked_lock)
> 	        ldr     x2, [x0]
> 
> be just:
> 	ldr     x2, =_C_LABEL(blocked_lock)

You are right, I believe.



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