diff options
Diffstat (limited to 'arch/x86/xen/enlighten.c')
| -rw-r--r-- | arch/x86/xen/enlighten.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index b7b7346d8cd..7f98c63f638 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -475,22 +475,21 @@ static void xen_load_idt(const struct desc_ptr *desc) /* Write a GDT descriptor entry. Ignore LDT descriptors, since they're handled differently. */ static void xen_write_gdt_entry(struct desc_struct *dt, int entry, - u32 low, u32 high) + const void *desc, int type) { preempt_disable(); - switch ((high >> 8) & 0xff) { - case DESCTYPE_LDT: - case DESCTYPE_TSS: + switch (type) { + case DESC_LDT: + case DESC_TSS: /* ignore */ break; default: { xmaddr_t maddr = virt_to_machine(&dt[entry]); - u64 desc = (u64)high << 32 | low; xen_mc_flush(); - if (HYPERVISOR_update_descriptor(maddr.maddr, desc)) + if (HYPERVISOR_update_descriptor(maddr.maddr, *(u64 *)desc)) BUG(); } |