/* Fast syscall setup is all done in hypercalls, so
these are all ignored. Stub them out here to stop
Xen console noise. */
- break;
-
- case MSR_IA32_CR_PAT:
- if (smp_processor_id() == 0)
- xen_set_pat(((u64)high << 32) | low);
- break;
default:
ret = native_write_msr_safe(msr, low, high);
/* Prevent unwanted bits from being set in PTEs. */
__supported_pte_mask &= ~_PAGE_GLOBAL;
-#if 0
- if (!xen_initial_domain())
-#endif
- __supported_pte_mask &= ~(_PAGE_PWT | _PAGE_PCD);
/*
* Prevent page tables from being allocated in highmem, even
* be meaningless. Prevent it from trying.
*/
acpi_numa = -1;
-#endif
-#ifdef CONFIG_X86_PAT
- /*
- * For right now disable the PAT. We should remove this once
- * git commit 8eaffa67b43e99ae581622c5133e20b0f48bcef1
- * (xen/pat: Disable PAT support for now) is reverted.
- */
- pat_enabled = 0;
#endif
/* Don't do the full vcpu_info placement stuff until we have a
possible map and a non-dummy shared_info. */
xen_raw_console_write("mapping kernel into physical memory\n");
xen_setup_kernel_pagetable((pgd_t *)xen_start_info->pt_base, xen_start_info->nr_pages);
+ /*
+ * Modify the cache mode translation tables to match Xen's PAT
+ * configuration.
+ */
+
+ pat_init_cache_modes();
+
/* keep using Xen gdt for now; no urgent need to change it */
#ifdef CONFIG_X86_32