Signed-off-by: Wei Liu <[email protected]>
---
xen/arch/x86/x86_64/mm.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/xen/arch/x86/x86_64/mm.c b/xen/arch/x86/x86_64/mm.c
index 094c609c8c..55fa338d71 100644
--- a/xen/arch/x86/x86_64/mm.c
+++ b/xen/arch/x86/x86_64/mm.c
@@ -480,8 +480,6 @@ static int setup_m2p_table(struct mem_hotadd_info *info)
l2e_write(l2_ro_mpt, l2e_from_mfn(mfn,
/*_PAGE_GLOBAL|*/_PAGE_PSE|_PAGE_USER|_PAGE_PRESENT));
}
- if ( !((unsigned long)l2_ro_mpt & ~PAGE_MASK) )
- l2_ro_mpt = NULL;
i += ( 1UL << (L2_PAGETABLE_SHIFT - 3));
}
#undef CNT
--
2.11.0
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