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From: Valentin Schneider <valentin.schneider@arm.com>
To: Alexey Kardashevskiy <aik@ozlabs.ru>,
	Guenter Roeck <linux@roeck-us.net>,
	Frederic Weisbecker <frederic@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-tip-commits@vger.kernel.org,
	Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	x86@kernel.org
Subject: Re: [tip: sched/core] sched/core: Initialize the idle task with preemption disabled
Date: Wed, 07 Jul 2021 15:57:17 +0100	[thread overview]
Message-ID: <878s2i6uk2.mognet@arm.com> (raw)
In-Reply-To: <de7b1d0f-8767-1b33-2950-576029c0d9f7@ozlabs.ru>

On 08/07/21 00:35, Alexey Kardashevskiy wrote:
> On 08/07/2021 00:14, Guenter Roeck wrote:
>>
>> Can you reproduce the problem with a powerpc qemu emulation ?
>> If so, how do you reproduce it there ? Reason for asking is that I don't
>> see
>> the problem with any of my powerpc emulations, and I would like to add test
>> case(s) if possible.
>
> I can reproduce the problem on powerpc easily - qemu with "-smp 2" does it.
>

So on powerpc I'm chasing a slightly different problem, reported at
[1]. I couldn't get it to trigger on qemu for powerpc64, and I'm still
struggling with powerpc. Could you please share you qemu invocation &
kernel .config? Thanks.

[1]: https://lore.kernel.org/linux-next/YNSq3UQTjm6HWELA@in.ibm.com/

>
> --
> Alexey

  reply	other threads:[~2021-07-07 14:57 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-12  9:46 [PATCH] sched: Initialize the idle task with preemption disabled Valentin Schneider
2021-05-12 11:15 ` [tip: sched/core] sched/core: " tip-bot2 for Valentin Schneider
2021-07-06 19:44   ` Guenter Roeck
2021-07-06 23:55     ` Valentin Schneider
2021-07-07  4:06       ` Guenter Roeck
2021-07-07 12:03       ` Frederic Weisbecker
2021-07-07 12:11         ` Valentin Schneider
2021-07-07 14:14           ` Guenter Roeck
2021-07-07 14:35             ` Alexey Kardashevskiy
2021-07-07 14:57               ` Valentin Schneider [this message]
2021-07-07 15:31                 ` Guenter Roeck
2021-07-07 16:35                 ` Guenter Roeck
2021-07-07 17:31                   ` Valentin Schneider
2021-07-08  1:50                     ` Alexey Kardashevskiy

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