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authorDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-05-05 08:59:37 -0400
committerDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-05-05 08:59:37 -0400
commitbfd4bda097f8758d28e632ff2035e25577f6b060 (patch)
tree022276b3625a432c7132e39776e7e448445087ac /arch/ia64/kernel/acpi.c
parent488f2eaca1b0831a5a5e6a66e33bad2cdeff7238 (diff)
parentb2d84f078a8be40f5ae3b4d2ac001e2a7f45fe4f (diff)
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/ia64/kernel/acpi.c')
-rw-r--r--arch/ia64/kernel/acpi.c23
1 files changed, 5 insertions, 18 deletions
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index a8e99c56a768..72dfd9e7de0f 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -779,7 +779,7 @@ acpi_map_iosapic (acpi_handle handle, u32 depth, void *context, void **ret)
779 union acpi_object *obj; 779 union acpi_object *obj;
780 struct acpi_table_iosapic *iosapic; 780 struct acpi_table_iosapic *iosapic;
781 unsigned int gsi_base; 781 unsigned int gsi_base;
782 int node; 782 int pxm, node;
783 783
784 /* Only care about objects w/ a method that returns the MADT */ 784 /* Only care about objects w/ a method that returns the MADT */
785 if (ACPI_FAILURE(acpi_evaluate_object(handle, "_MAT", NULL, &buffer))) 785 if (ACPI_FAILURE(acpi_evaluate_object(handle, "_MAT", NULL, &buffer)))
@@ -805,29 +805,16 @@ acpi_map_iosapic (acpi_handle handle, u32 depth, void *context, void **ret)
805 gsi_base = iosapic->global_irq_base; 805 gsi_base = iosapic->global_irq_base;
806 806
807 acpi_os_free(buffer.pointer); 807 acpi_os_free(buffer.pointer);
808 buffer.length = ACPI_ALLOCATE_BUFFER;
809 buffer.pointer = NULL;
810 808
811 /* 809 /*
812 * OK, it's an IOSAPIC MADT entry, look for a _PXM method to tell 810 * OK, it's an IOSAPIC MADT entry, look for a _PXM value to tell
813 * us which node to associate this with. 811 * us which node to associate this with.
814 */ 812 */
815 if (ACPI_FAILURE(acpi_evaluate_object(handle, "_PXM", NULL, &buffer))) 813 pxm = acpi_get_pxm(handle);
816 return AE_OK; 814 if (pxm < 0)
817
818 if (!buffer.length || !buffer.pointer)
819 return AE_OK;
820
821 obj = buffer.pointer;
822
823 if (obj->type != ACPI_TYPE_INTEGER ||
824 obj->integer.value >= MAX_PXM_DOMAINS) {
825 acpi_os_free(buffer.pointer);
826 return AE_OK; 815 return AE_OK;
827 }
828 816
829 node = pxm_to_nid_map[obj->integer.value]; 817 node = pxm_to_nid_map[pxm];
830 acpi_os_free(buffer.pointer);
831 818
832 if (node >= MAX_NUMNODES || !node_online(node) || 819 if (node >= MAX_NUMNODES || !node_online(node) ||
833 cpus_empty(node_to_cpumask(node))) 820 cpus_empty(node_to_cpumask(node)))