diff options
Diffstat (limited to 'arch/x86/mm/init_64.c')
| -rw-r--r-- | arch/x86/mm/init_64.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index edaa2daf4b37..3eba7f429880 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -632,7 +632,7 @@ kernel_physical_mapping_init(unsigned long start, } if (pgd_changed) - sync_global_pgds(addr, end); + sync_global_pgds(addr, end - 1); __flush_tlb_all(); @@ -862,6 +862,9 @@ int kern_addr_valid(unsigned long addr) if (pud_none(*pud)) return 0; + if (pud_large(*pud)) + return pfn_valid(pud_pfn(*pud)); + pmd = pmd_offset(pud, addr); if (pmd_none(*pmd)) return 0; @@ -1012,7 +1015,7 @@ vmemmap_populate(struct page *start_page, unsigned long size, int node) } } - sync_global_pgds((unsigned long)start_page, end); + sync_global_pgds((unsigned long)start_page, end - 1); return 0; } |