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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-06-20 01:37:21 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-06-22 18:21:14 +0200 |
| commit | cba4235e6031e9318d68186f6d765c531cbea4e1 (patch) | |
| tree | ec9f8f0663028e4fbd2c64f5a3b7065c2b902bef /kernel/irq/proc.c | |
| parent | 8e7b632237df8b17526411d1d98f838580bb6aa3 (diff) | |
| download | linux-stable-cba4235e6031e9318d68186f6d765c531cbea4e1.tar.gz linux-stable-cba4235e6031e9318d68186f6d765c531cbea4e1.tar.bz2 linux-stable-cba4235e6031e9318d68186f6d765c531cbea4e1.zip | |
genirq: Remove mask argument from setup_affinity()
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
Diffstat (limited to 'kernel/irq/proc.c')
| -rw-r--r-- | kernel/irq/proc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c index c53edad7b459..d35bb8d4c317 100644 --- a/kernel/irq/proc.c +++ b/kernel/irq/proc.c @@ -120,9 +120,11 @@ static ssize_t write_irq_affinity(int type, struct file *file, * one online CPU still has to be targeted. */ if (!cpumask_intersects(new_value, cpu_online_mask)) { - /* Special case for empty set - allow the architecture - code to set default SMP affinity. */ - err = irq_select_affinity_usr(irq, new_value) ? -EINVAL : count; + /* + * Special case for empty set - allow the architecture code + * to set default SMP affinity. + */ + err = irq_select_affinity_usr(irq) ? -EINVAL : count; } else { irq_set_affinity(irq, new_value); err = count; |