From: Thomas Gleixner <tglx@linutronix.de>
To: Yao Zhao <yao.zhao@windriver.com>
Cc: linux-rt-users@vger.kernel.org
Subject: Re: rt-tester testcase t4-l2-pi-deboost.tst failed
Date: Wed, 27 Feb 2013 23:16:59 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.02.1302272315460.22263@ionos> (raw)
In-Reply-To: <512E5D41.3000103@windriver.com>
On Wed, 27 Feb 2013, Yao Zhao wrote:
> Hi,
>
> I tested rt-tester with mainline 3.8.0 kernel and
> the kernel scripts/rt-tester/t4-l2-pi-deboost.tst failed at
>
> # Verify prio of T0 (still pending owner,
> # but T2 is enqueued due to the previous boost by T3
> T: prioeq: 0: 82
>
> The current T0's prio is -21 so it failed.
>
> Reading source code, it should be 82 as T2 is at prio 82 and
> T0 owns the L1 and T2 is waiting for the L1.
>
> Can I ask
> 1.is the rt-tester test only for preempt-rt kernel?
No
> 2.any idea why it failed?
No
It would be nice if you could figure out whether that's a failure of
the test case or a failure in the kernel.
Thanks
tglx
next prev parent reply other threads:[~2013-02-27 22:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-27 19:23 rt-tester testcase t4-l2-pi-deboost.tst failed Yao Zhao
2013-02-27 22:16 ` Thomas Gleixner [this message]
2013-02-28 14:53 ` Yao Zhao
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