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genirq: Remove mask argument from setup_affinity()

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No point to have this alloc/free dance of cpumasks. Provide a static mask
for setup_affinity() and protect it proper.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235444.851571573@linutronix.de
This commit is contained in:
Thomas Gleixner
2017-06-20 01:37:21 +02:00
parent 8e7b632237
commit cba4235e60
3 changed files with 29 additions and 34 deletions
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2
kernel/irq/internals.h
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@@ -109,7 +109,7 @@ static inline void unregister_handler_proc(unsigned int irq,
extern bool irq_can_set_affinity_usr(unsigned int irq);
extern int irq_select_affinity_usr(unsigned int irq, struct cpumask *mask);
extern int irq_select_affinity_usr(unsigned int irq);
extern void irq_set_thread_affinity(struct irq_desc *desc);