[PATCH V2 2/5] genirq/affinity: mark 'node_to_cpumask' as const for get_nodes_in_cpumask()
From: Ming Lei <hidden>
Date: 2018-03-05 03:14:40
Also in:
lkml
Subsystem:
irq subsystem, the rest · Maintainers:
Thomas Gleixner, Linus Torvalds
Inside irq_create_affinity_masks(), once 'node_to_cpumask' is created, it is accessed read-only, so mark it as const for get_nodes_in_cpumask(). Cc: Thomas Gleixner <redacted> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Ming Lei <redacted> --- kernel/irq/affinity.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c
index 4b1c4763212d..9f49d6ef0dc8 100644
--- a/kernel/irq/affinity.c
+++ b/kernel/irq/affinity.c@@ -79,7 +79,7 @@ static void build_node_to_cpumask(cpumask_var_t *masks) cpumask_set_cpu(cpu, masks[cpu_to_node(cpu)]); } -static int get_nodes_in_cpumask(cpumask_var_t *node_to_cpumask, +static int get_nodes_in_cpumask(const cpumask_var_t *node_to_cpumask, const struct cpumask *mask, nodemask_t *nodemsk) { int n, nodes = 0;
--
2.9.5