genirq/affinity: Move two stage affinity spreading into a helper function

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No functional change. Prepares for supporting allocating and affinitizing
interrupt sets.

[ tglx: Minor changelog tweaks ]

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org
Cc: Hannes Reinecke <hare@suse.com>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Sagi Grimberg <sagi@grimberg.me>
Link: https://lkml.kernel.org/r/20181102145951.31979-3-ming.lei@redhat.com

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Ming Lei 2018-11-02 22:59:49 +08:00 • committed by Thomas Gleixner

parent b825921990

commit 5c903e108d

1 changed files with 56 additions and 36 deletions

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kernel/irq/affinity.c

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