diff options
| author | John Garry <john.g.garry@oracle.com> | 2026-02-10 14:31:12 +0300 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2026-02-10 14:31:12 +0300 |
| commit | 94b0c831eda778ae9e4f2164a8b3de485d8977bb (patch) | |
| tree | c735add0d9ef8853b0cf83d99c7de175c969d7a7 | |
| parent | abca6583a2aa00ed856907d86446ae527442a754 (diff) | |
| download | linux-94b0c831eda778ae9e4f2164a8b3de485d8977bb.tar.xz | |
LoongArch: Make cpumask_of_node() robust against NUMA_NO_NODE
The arch definition of cpumask_of_node() cannot handle NUMA_NO_NODE -
which is a valid index - so add a check for this.
Cc: stable@vger.kernel.org
Signed-off-by: John Garry <john.g.garry@oracle.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
| -rw-r--r-- | arch/loongarch/include/asm/topology.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/loongarch/include/asm/topology.h b/arch/loongarch/include/asm/topology.h index f06e7ff25bb7..6b79d6183085 100644 --- a/arch/loongarch/include/asm/topology.h +++ b/arch/loongarch/include/asm/topology.h @@ -12,7 +12,7 @@ extern cpumask_t cpus_on_node[]; -#define cpumask_of_node(node) (&cpus_on_node[node]) +#define cpumask_of_node(node) ((node) == NUMA_NO_NODE ? cpu_all_mask : &cpus_on_node[node]) struct pci_bus; extern int pcibus_to_node(struct pci_bus *); |