diff options
Diffstat (limited to 'arch/x86/xen')
| -rw-r--r-- | arch/x86/xen/apic.c | 1 | ||||
| -rw-r--r-- | arch/x86/xen/enlighten.c | 4 |
2 files changed, 1 insertions, 4 deletions
diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c index db52a7fafcc2..44c88ad1841a 100644 --- a/arch/x86/xen/apic.c +++ b/arch/x86/xen/apic.c @@ -177,7 +177,6 @@ static struct apic xen_pv_apic = { .get_apic_id = xen_get_apic_id, .set_apic_id = xen_set_apic_id, /* Can be NULL on 32-bit. */ - .apic_id_mask = 0xFF << 24, /* Used by verify_local_APIC. Match with what xen_get_apic_id does. */ .cpu_mask_to_apicid_and = flat_cpu_mask_to_apicid_and, diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 760789ae8562..0f87db2cc6a8 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -521,9 +521,7 @@ static void set_aliased_prot(void *v, pgprot_t prot) preempt_disable(); - pagefault_disable(); /* Avoid warnings due to being atomic. */ - __get_user(dummy, (unsigned char __user __force *)v); - pagefault_enable(); + probe_kernel_read(&dummy, v, 1); if (HYPERVISOR_update_va_mapping((unsigned long)v, pte, 0)) BUG(); |