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MIPS: Loongson: Make cpumask_of_node() robust against NUMA_NO_NODE

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The arch definition of cpumask_of_node() cannot handle NUMA_NO_NODE - which
is a valid index - so add a check for this.

Signed-off-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: maoxiaochuan <maoxiaochuan@loongson.cn>
This commit is contained in:
John Garry
2026-08-24 10:58:14 +08:00
committed by maoxiaochuan
parent c7825a7df3
commit ff2943d736
1 changed files with 1 additions and 1 deletions
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arch/mips/include/asm/mach-loongson64/topology.h
+1 -1
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@@ -7,7 +7,7 @@
#define cpu_to_node(cpu) (cpu_logical_map(cpu) >> 2)
extern cpumask_t __node_cpumask[];
#define cpumask_of_node(node) (&__node_cpumask[node])
#define cpumask_of_node(node) ((node) == NUMA_NO_NODE ? cpu_all_mask : &__node_cpumask[node])
struct pci_bus;
extern int pcibus_to_node(struct pci_bus *);