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(parent: 1b8ae4e) | patch
genirq: Add default affinity mask command line option
authorThomas Gleixner <tglx@linutronix.de>
Wed, 4 Feb 2015 05:12:25 +0000 (14:12 +0900)
committerSeung-Woo Kim <sw0312.kim@samsung.com>
Wed, 14 Dec 2016 04:41:53 +0000 (13:41 +0900)
commitc23c68b12997dcfa6eea6f039e5772b4a10fb891
tree8fb59981b2ea079bb0a975db5cf9e1a54660e9b5tree | snapshot
parent1b8ae4e8e1c4c1cca6095f225b7fb4992e902e16commit | diff
genirq: Add default affinity mask command line option

If we isolate CPUs, then we don't want random device interrupts on
them. Even w/o the user space irq balancer enabled we can end up with
irqs on non boot cpus.

Allow to restrict the default irq affinity mask.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Jon Medhurst <tixy@linaro.org>
[k.kozlowski: rebased on 4.1, no signed-off-by of previous committer]
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Documentation/kernel-parameters.txt diff | blob | history
kernel/irq/irqdesc.c diff | blob | history
Domain: System / Kernel;