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[Xen-changelog] Remove buggy GDT zeroing code from domain restore.



# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 645388eff73a3583cac4d1ed5a79847fb5f68879
# Parent  0d3eaf70dedfdde3acea9f8c0cf7ee7416f04922

Remove buggy GDT zeroing code from domain restore.
It was broken for Linux 2.4 domains.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>

diff -r 0d3eaf70dedf -r 645388eff73a tools/libxc/xc_linux_restore.c
--- a/tools/libxc/xc_linux_restore.c    Thu Jul 14 10:34:57 2005
+++ b/tools/libxc/xc_linux_restore.c    Thu Jul 14 16:21:21 2005
@@ -565,13 +565,6 @@
         ctxt.gdt_frames[i] = pfn_to_mfn_table[pfn];
     }
 
-    /* Zero hypervisor GDT entries (supresses ugly warning) */
-    p_gdt = xc_map_foreign_range(
-        xc_handle, dom, PAGE_SIZE, PROT_WRITE, ctxt.gdt_frames[0]);
-    memset( p_gdt + FIRST_RESERVED_GDT_ENTRY*8, 0,
-               NR_RESERVED_GDT_ENTRIES*8 );
-    munmap( p_gdt, PAGE_SIZE );
-
     /* Uncanonicalise the page table base pointer. */
     pfn = ctxt.pt_base >> PAGE_SHIFT;
     if ( (pfn >= nr_pfns) || ((pfn_type[pfn]&LTABTYPE_MASK) != L2TAB) )

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