From: Valentin Schneider <valentin.schneider@arm.com>
To: linux-kernel@vger.kernel.org
Cc: peterz@infradead.org, mingo@kernel.org,
vincent.guittot@linaro.org, dietmar.eggemann@arm.com,
morten.rasmussen@arm.com, mgorman@techsingularity.net
Subject: Re: [PATCH] sched/topology: Fix overlapping sched_group build
Date: Tue, 24 Mar 2020 17:20:52 +0000 [thread overview]
Message-ID: <jhjmu85sm8b.mognet@arm.com> (raw)
In-Reply-To: <20200324125533.17447-1-valentin.schneider@arm.com>
On Tue, Mar 24 2020, Valentin Schneider wrote:
> Fix
> ===
>
> Sanitize the groups we get out of build_group_from_child_sched_domain()
> with the span of the domain we're currently building - this ensures the
> groups we build only contain CPUs that are the right distance away from the
> base CPU. This also requires modifying build_balance_mask().
>
I somehow missed that this triggers the WARN_ON_ONCE() in
init_overlap_sched_group(). Gotta figure out why.
next prev parent reply other threads:[~2020-03-24 17:21 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-24 12:55 [PATCH] sched/topology: Fix overlapping sched_group build Valentin Schneider
2020-03-24 17:20 ` Valentin Schneider [this message]
2020-03-25 11:05 ` Dietmar Eggemann
2020-03-25 11:22 ` Valentin Schneider
2020-03-25 17:53 ` Valentin Schneider
2020-03-25 18:09 ` Valentin Schneider
2020-03-25 18:38 ` Valentin Schneider
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