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xen-changelog
[Xen-changelog] Fix loop iterator aliasing in x86/32 memory initialisati
# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 5ec5f6960507cf731a53beb593c1e18e538036b2
# Parent 57b3fdca5daed68d14c073be1dc5b813a2841ed4
Fix loop iterator aliasing in x86/32 memory initialisation.
Signed-off-by: Jerone Young <jyoung5@xxxxxxxxxx>
diff -r 57b3fdca5dae -r 5ec5f6960507 xen/arch/x86/x86_32/mm.c
--- a/xen/arch/x86/x86_32/mm.c Thu Aug 11 21:38:58 2005
+++ b/xen/arch/x86/x86_32/mm.c Thu Aug 11 21:52:22 2005
@@ -150,7 +150,7 @@
void subarch_init_memory(struct domain *dom_xen)
{
unsigned long m2p_start_mfn;
- int i;
+ unsigned int i, j;
/*
* We are rather picky about the layout of 'struct pfn_info'. The
@@ -174,12 +174,12 @@
{
m2p_start_mfn = l2e_get_pfn(
idle_pg_table_l2[l2_linear_offset(RDWR_MPT_VIRT_START) + i]);
- for ( i = 0; i < L2_PAGETABLE_ENTRIES; i++ )
+ for ( j = 0; j < L2_PAGETABLE_ENTRIES; j++ )
{
- frame_table[m2p_start_mfn+i].count_info = PGC_allocated | 1;
+ frame_table[m2p_start_mfn+j].count_info = PGC_allocated | 1;
/* Ensure it's only mapped read-only by domains. */
- frame_table[m2p_start_mfn+i].u.inuse.type_info = PGT_gdt_page | 1;
- page_set_owner(&frame_table[m2p_start_mfn+i], dom_xen);
+ frame_table[m2p_start_mfn+j].u.inuse.type_info = PGT_gdt_page | 1;
+ page_set_owner(&frame_table[m2p_start_mfn+j], dom_xen);
}
}
}
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