sched: Robustify topology setup

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We hard assume that higher topology levels are supersets of lower
levels.

Detect, warn and try to fixup when we encounter this violated.

Tested-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Josh Boyer <jwboyer@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Bruno Wolff III <bruno@wolff.to>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/20140722094740.GJ12054@laptop.lan
Signed-off-by: Ingo Molnar <mingo@kernel.org>

...

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Peter Zijlstra 2014-07-22 11:47:40 +02:00 • committed by Ingo Molnar

parent ca5bc6cd5d

commit 6ae72dff37

1 changed files with 14 additions and 0 deletions

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kernel/sched/core.c

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