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Diffstat (limited to 'arch')
-rw-r--r--arch/x86/xen/p2m.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index 3cc3afe..8b3a395 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -499,7 +499,7 @@ static bool alloc_p2m(unsigned long pfn)
return true;
}
-static bool __init early_alloc_p2m_middle(unsigned long pfn)
+static bool __init early_alloc_p2m_middle(unsigned long pfn, bool check_boundary)
{
unsigned topidx, mididx, idx;
@@ -508,7 +508,7 @@ static bool __init early_alloc_p2m_middle(unsigned long pfn)
idx = p2m_index(pfn);
/* Pfff.. No boundary cross-over, lets get out. */
- if (!idx)
+ if (!idx && check_boundary)
return false;
WARN(p2m_top[topidx][mididx] == p2m_identity,
@@ -531,7 +531,7 @@ static bool __init early_alloc_p2m_middle(unsigned long pfn)
p2m_top[topidx][mididx] = p2m;
/* For save/restore we need to MFN of the P2M saved */
-
+
mid_mfn_p = p2m_top_mfn_p[topidx];
WARN(mid_mfn_p[mididx] != virt_to_mfn(p2m_missing),
"P2M_TOP_P[%d][%d] != MFN of p2m_missing!\n",
@@ -592,8 +592,8 @@ unsigned long __init set_phys_range_identity(unsigned long pfn_s,
WARN_ON(!early_alloc_p2m(pfn));
}
- early_alloc_p2m_middle(pfn_s);
- early_alloc_p2m_middle(pfn_e);
+ early_alloc_p2m_middle(pfn_s, true);
+ early_alloc_p2m_middle(pfn_e, true);
for (pfn = pfn_s; pfn < pfn_e; pfn++)
if (!__set_phys_to_machine(pfn, IDENTITY_FRAME(pfn)))