diff options
Diffstat (limited to 'arch/x86/xen/mmu.c')
| -rw-r--r-- | arch/x86/xen/mmu.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index d4c7265cf0a..b9651343723 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -282,7 +282,7 @@ static void p2m_init(unsigned long *p2m) */ void xen_build_mfn_list_list(void) { - unsigned pfn, i; + unsigned pfn; /* Pre-initialize p2m_top_mfn to be completely missing */ if (p2m_top_mfn == NULL) { @@ -496,19 +496,22 @@ bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn) return true; } -void set_phys_to_machine(unsigned long pfn, unsigned long mfn) +bool set_phys_to_machine(unsigned long pfn, unsigned long mfn) { if (unlikely(xen_feature(XENFEAT_auto_translated_physmap))) { BUG_ON(pfn != mfn && mfn != INVALID_P2M_ENTRY); - return; + return true; } if (unlikely(!__set_phys_to_machine(pfn, mfn))) { - WARN(!alloc_p2m(pfn), "Can't allocate p2m for %lx, %lx", pfn, mfn); + if (!alloc_p2m(pfn)) + return false; if (!__set_phys_to_machine(pfn, mfn)) - BUG(); + return false; } + + return true; } unsigned long arbitrary_virt_to_mfn(void *vaddr) |