Commit 09fe50ad authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior
Browse files

kcov: Allocate per-CPU memory on the relevant node.



During boot kcov allocates per-CPU memory which is used later if remote/
softirq processing is enabled.

Allocate the per-CPU memory on the CPU local node to avoid cross node
memory access.
Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Link: https://lore.kernel.org/r/20210830172627.267989-4-bigeasy@linutronix.de
parent a2963bc0
......@@ -1034,8 +1034,8 @@ static int __init kcov_init(void)
int cpu;
for_each_possible_cpu(cpu) {
void *area = vmalloc(CONFIG_KCOV_IRQ_AREA_SIZE *
sizeof(unsigned long));
void *area = vmalloc_node(CONFIG_KCOV_IRQ_AREA_SIZE *
sizeof(unsigned long), cpu_to_node(cpu));
if (!area)
return -ENOMEM;
per_cpu_ptr(&kcov_percpu_data, cpu)->irq_area = area;
......
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