diff options
Diffstat (limited to 'arch/x86/entry/vdso/vma.c')
| -rw-r--r-- | arch/x86/entry/vdso/vma.c | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/arch/x86/entry/vdso/vma.c b/arch/x86/entry/vdso/vma.c index ab220ac9b3b9..25b0368de7f6 100644 --- a/arch/x86/entry/vdso/vma.c +++ b/arch/x86/entry/vdso/vma.c @@ -294,15 +294,9 @@ static void vgetcpu_cpu_init(void *arg) write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_PER_CPU, &d, DESCTYPE_S); } -static int -vgetcpu_cpu_notifier(struct notifier_block *n, unsigned long action, void *arg) +static int vgetcpu_online(unsigned int cpu) { - long cpu = (long)arg; - - if (action == CPU_ONLINE || action == CPU_ONLINE_FROZEN) - smp_call_function_single(cpu, vgetcpu_cpu_init, NULL, 1); - - return NOTIFY_DONE; + return smp_call_function_single(cpu, vgetcpu_cpu_init, NULL, 1); } static int __init init_vdso(void) @@ -313,15 +307,9 @@ static int __init init_vdso(void) init_vdso_image(&vdso_image_x32); #endif - cpu_notifier_register_begin(); - - on_each_cpu(vgetcpu_cpu_init, NULL, 1); /* notifier priority > KVM */ - __hotcpu_notifier(vgetcpu_cpu_notifier, 30); - - cpu_notifier_register_done(); - - return 0; + return cpuhp_setup_state(CPUHP_AP_X86_VDSO_VMA_ONLINE, + "AP_X86_VDSO_VMA_ONLINE", vgetcpu_online, NULL); } subsys_initcall(init_vdso); #endif /* CONFIG_X86_64 */ |