From 24c41d2ddad5e9048153a0ebc194095d2cd76c9c Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Fri, 4 Jun 2010 11:39:06 +0100 Subject: [PATCH] [IA64] support XEN_SYSCTL_numainfo Signed-off-by: KUWAMURA Shin'ya --- xen/arch/ia64/xen/dom0_ops.c | 44 ++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/xen/arch/ia64/xen/dom0_ops.c b/xen/arch/ia64/xen/dom0_ops.c index a65431711d..499eed5615 100644 --- a/xen/arch/ia64/xen/dom0_ops.c +++ b/xen/arch/ia64/xen/dom0_ops.c @@ -803,6 +803,50 @@ long arch_do_sysctl(xen_sysctl_t *op, XEN_GUEST_HANDLE(xen_sysctl_t) u_sysctl) } break; + case XEN_SYSCTL_numainfo: + { + uint32_t i, j, max_node_index, last_online_node; + xen_sysctl_numainfo_t *ni = &op->u.numainfo; + + last_online_node = last_node(node_online_map); + max_node_index = min_t(uint32_t, ni->max_node_index, last_online_node); + ni->max_node_index = last_online_node; + + for (i = 0; i <= max_node_index; i++) { + if (!guest_handle_is_null(ni->node_to_memsize)) { + uint64_t memsize = node_online(i) ? + node_memblk[i].size << PAGE_SHIFT : 0ul; + if (copy_to_guest_offset(ni->node_to_memsize, i, &memsize, 1)) + break; + } + if (!guest_handle_is_null(ni->node_to_memfree)) { + uint64_t memfree = node_online(i) ? + avail_node_heap_pages(i) << PAGE_SHIFT : 0ul; + if (copy_to_guest_offset(ni->node_to_memfree, i, &memfree, 1)) + break; + } + + if (!guest_handle_is_null(ni->node_to_node_distance)) { + for (j = 0; j <= max_node_index; j++) { + uint32_t distance = ~0u; + if (node_online(i) && node_online (j)) + distance = node_distance(i, j); + + if (copy_to_guest_offset( + ni->node_to_node_distance, + i*(max_node_index+1) + j, &distance, 1)) + break; + } + if (j <= max_node_index) + break; + } + } + + ret = ((i <= max_node_index) || copy_to_guest(u_sysctl, op, 1)) + ? -EFAULT : 0; + } + break; + default: printk("arch_do_sysctl: unrecognized sysctl: %d!!!\n",op->cmd); ret = -ENOSYS; -- 2.30.2