diff options
Diffstat (limited to 'arch/x86/xen/enlighten.c')
| -rw-r--r-- | arch/x86/xen/enlighten.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index ec1d5c46e58f..08faa61de5f7 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -710,7 +710,7 @@ static void load_TLS_descriptor(struct thread_struct *t, *shadow = t->tls_array[i]; - gdt = get_cpu_gdt_table(cpu); + gdt = get_cpu_gdt_rw(cpu); maddr = arbitrary_virt_to_machine(&gdt[GDT_ENTRY_TLS_MIN+i]); mc = __xen_mc_entry(0); @@ -1545,6 +1545,9 @@ asmlinkage __visible void __init xen_start_kernel(void) */ xen_initial_gdt = &per_cpu(gdt_page, 0); + /* GDT can only be remapped RO */ + pg_fixmap_gdt_flags = PAGE_KERNEL_RO; + xen_smp_init(); #ifdef CONFIG_ACPI_NUMA |