diff options
| author | Pingfan Liu <kernelfans@gmail.com> | 2022-01-23 20:13:52 +0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-02-10 09:16:50 -0800 |
| commit | f40fe31c01445f31253b15bef2412b33ae31093b (patch) | |
| tree | 5fd1ee53e7faa6c488d8f3c9ecf1e2d995cf23c4 /arch/riscv | |
| parent | f81393a5b252df772b934cde81b7e16273afbd43 (diff) | |
| download | linux-f40fe31c01445f31253b15bef2412b33ae31093b.tar.bz2 | |
riscv: cpu-hotplug: clear cpu from numa map when teardown
There is numa_add_cpu() when cpus online, accordingly, there should be
numa_remove_cpu() when cpus offline.
Signed-off-by: Pingfan Liu <kernelfans@gmail.com>
Fixes: 4f0e8eef772e ("riscv: Add numa support for riscv64 platform")
Cc: stable@vger.kernel.org
[Palmer: Add missing NUMA include]
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv')
| -rw-r--r-- | arch/riscv/kernel/cpu-hotplug.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/riscv/kernel/cpu-hotplug.c b/arch/riscv/kernel/cpu-hotplug.c index be7f05b542bb..f7a832e3a1d1 100644 --- a/arch/riscv/kernel/cpu-hotplug.c +++ b/arch/riscv/kernel/cpu-hotplug.c @@ -12,6 +12,7 @@ #include <linux/sched/hotplug.h> #include <asm/irq.h> #include <asm/cpu_ops.h> +#include <asm/numa.h> #include <asm/sbi.h> bool cpu_has_hotplug(unsigned int cpu) @@ -40,6 +41,7 @@ int __cpu_disable(void) return ret; remove_cpu_topology(cpu); + numa_remove_cpu(cpu); set_cpu_online(cpu, false); irq_migrate_all_off_this_cpu(); |