irq: move 2-stage irq spread into one helper
authorMing Lei <ming.lei@redhat.com>
Fri, 2 Nov 2018 14:59:49 +0000 (22:59 +0800)
committerJens Axboe <axboe@kernel.dk>
Wed, 7 Nov 2018 02:47:54 +0000 (19:47 -0700)
commit81ef064394914c3889863c12373d9505666f697a
tree404727c36c3a7b821c1e0ca139e9eba1abf3bb01
parent46b0798d3c08d37f574709461de1f794b5acc72f
irq: move 2-stage irq spread into one helper

No functional change, and prepare for the following patch to
support allocating (and affinitizing) sets of IRQs.

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