diff options
Diffstat (limited to 'arch/x86/xen/p2m.c')
-rw-r--r-- | arch/x86/xen/p2m.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 952edef..ffd08c4 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -570,6 +570,21 @@ static bool __init early_alloc_p2m(unsigned long pfn) } return true; } +bool __init early_set_phys_to_machine(unsigned long pfn, unsigned long mfn) +{ + if (unlikely(!__set_phys_to_machine(pfn, mfn))) { + if (!early_alloc_p2m(pfn)) + return false; + + if (!early_alloc_p2m_middle(pfn, false /* boundary crossover OK!*/)) + return false; + + if (!__set_phys_to_machine(pfn, mfn)) + return false; + } + + return true; +} unsigned long __init set_phys_range_identity(unsigned long pfn_s, unsigned long pfn_e) { |