[Xen-changelog] [IA64] xen: fix vmx_build_physmap_table()

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User awilliam@xxxxxxxxxxx
# Node ID 8b2295822e0d005c616e00cf5004103dd542681c
# Parent  d86236cb824add297127444ab69ef5ed00b71506
[IA64] xen: fix vmx_build_physmap_table()

fix vmx_build_physmap_table(). avoid map pages to the area
[VGA_IO_START, VGA_IO_START + VGA_IO_SIZE].

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
---
 xen/arch/ia64/vmx/vmx_init.c |    3 +++
 1 files changed, 3 insertions(+)

diff -r d86236cb824a -r 8b2295822e0d xen/arch/ia64/vmx/vmx_init.c
--- a/xen/arch/ia64/vmx/vmx_init.c      Fri May 12 08:53:49 2006 -0600
+++ b/xen/arch/ia64/vmx/vmx_init.c      Fri May 12 08:55:50 2006 -0600
@@ -353,6 +353,9 @@ int vmx_build_physmap_table(struct domai
        end = VMX_CONFIG_PAGES(d) << PAGE_SHIFT;
        tmp = end < MMIO_START ? end : MMIO_START;
        for (i = 0; (i < tmp) && (list_ent != &d->page_list); i += PAGE_SIZE) {
+        if (VGA_IO_START <= i && i < VGA_IO_START + VGA_IO_SIZE)
+            continue;
+
            mfn = page_to_mfn(list_entry(
                list_ent, struct page_info, list));
            assign_domain_page(d, i, mfn << PAGE_SHIFT);

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