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-rw-r--r--arch/i386/kernel/head.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/i386/kernel/head.S b/arch/i386/kernel/head.S
index e437fb3..870f20b 100644
--- a/arch/i386/kernel/head.S
+++ b/arch/i386/kernel/head.S
@@ -525,3 +525,5 @@ ENTRY(cpu_gdt_table)
.quad 0x0000000000000000 /* 0xf0 - unused */
.quad 0x0000000000000000 /* 0xf8 - GDT entry 31: double-fault TSS */
+ /* Be sure this is zeroed to avoid false validations in Xen */
+ .fill PAGE_SIZE_asm / 8 - GDT_ENTRIES,8,0
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