# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1273141168 -3600
# Node ID 24a00bbe7cc0c1dd1293ac78f98b30399db64343
# Parent 8aff748807cbb340d2fd961f66ec60fe512d72c0
ia64: sysctl build fixes.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
---
xen/arch/ia64/xen/dom0_ops.c | 65 ++++++++++++++++++++++++++++++-------------
1 files changed, 46 insertions(+), 19 deletions(-)
diff -r 8aff748807cb -r 24a00bbe7cc0 xen/arch/ia64/xen/dom0_ops.c
--- a/xen/arch/ia64/xen/dom0_ops.c Thu May 06 11:16:37 2010 +0100
+++ b/xen/arch/ia64/xen/dom0_ops.c Thu May 06 11:19:28 2010 +0100
@@ -735,20 +735,13 @@ long arch_do_sysctl(xen_sysctl_t *op, XE
{
case XEN_SYSCTL_physinfo:
{
- int i;
- uint32_t max_array_ent;
- XEN_GUEST_HANDLE_64(uint32) cpu_to_node_arr;
-
xen_sysctl_physinfo_t *pi = &op->u.physinfo;
- max_array_ent = pi->max_cpu_id;
- cpu_to_node_arr = pi->cpu_to_node;
-
memset(pi, 0, sizeof(*pi));
- pi->cpu_to_node = cpu_to_node_arr;
pi->threads_per_core = cpus_weight(per_cpu(cpu_sibling_map, 0));
pi->cores_per_socket =
cpus_weight(per_cpu(cpu_core_map, 0)) / pi->threads_per_core;
+ pi->nr_nodes = (u32)num_online_nodes();
pi->nr_cpus = (u32)num_online_cpus();
pi->total_pages = total_pages;
pi->free_pages = avail_domheap_pages();
@@ -757,21 +750,55 @@ long arch_do_sysctl(xen_sysctl_t *op, XE
pi->max_node_id = last_node(node_online_map);
pi->max_cpu_id = last_cpu(cpu_online_map);
- max_array_ent = min_t(uint32_t, max_array_ent, pi->max_cpu_id);
-
- ret = 0;
-
- if (!guest_handle_is_null(cpu_to_node_arr)) {
- for (i = 0; i <= max_array_ent; i++) {
- uint32_t node = cpu_online(i) ? cpu_to_node(i) : ~0u;
- if (copy_to_guest_offset(cpu_to_node_arr, i, &node, 1)) {
+
+ if ( copy_field_to_guest(u_sysctl, op, u.physinfo) )
+ ret = -EFAULT;
+ }
+ break;
+
+ case XEN_SYSCTL_topologyinfo:
+ {
+ xen_sysctl_topologyinfo_t *ti = &op->u.topologyinfo;
+ XEN_GUEST_HANDLE_64(uint32) arr;
+ uint32_t i, val, max_array_ent = ti->max_cpu_index;
+
+ ti->max_cpu_index = last_cpu(cpu_online_map);
+ max_array_ent = min(max_array_ent, ti->max_cpu_index);
+
+ arr = ti->cpu_to_core;
+ if ( !guest_handle_is_null(arr) )
+ {
+ for ( i = 0; ret == 0 && i <= max_array_ent; i++ )
+ {
+ val = cpu_online(i) ? cpu_to_core(i) : ~0u;
+ if ( copy_to_guest_offset(arr, i, &val, 1) )
ret = -EFAULT;
- break;
- }
}
}
- if ( copy_to_guest(u_sysctl, op, 1) )
+ arr = ti->cpu_to_socket;
+ if ( !guest_handle_is_null(arr) )
+ {
+ for ( i = 0; ret == 0 && i <= max_array_ent; i++ )
+ {
+ val = cpu_online(i) ? cpu_to_socket(i) : ~0u;
+ if ( copy_to_guest_offset(arr, i, &val, 1) )
+ ret = -EFAULT;
+ }
+ }
+
+ arr = ti->cpu_to_node;
+ if ( !guest_handle_is_null(arr) )
+ {
+ for ( i = 0; ret == 0 && i <= max_array_ent; i++ )
+ {
+ val = cpu_online(i) ? cpu_to_node(i) : ~0u;
+ if ( copy_to_guest_offset(arr, i, &val, 1) )
+ ret = -EFAULT;
+ }
+ }
+
+ if ( copy_field_to_guest(u_sysctl, op, u.topologyinfo.max_cpu_index) )
ret = -EFAULT;
}
break;
_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog
|
Home