Merge branch 'amd-iommu/2.6.32' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into core/iommu

1 files changed, 8 insertions, 1 deletions

diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 4722582b17b8..4426ee67ceca 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -687,13 +687,19 @@ __early_param("vmalloc=", early_vmalloc);
 
 static void __init sanity_check_meminfo(void)
 {
-        int i, j;
+        int i, j, highmem = 0;
 
         for (i = 0, j = 0; i < meminfo.nr_banks; i++) {
                 struct membank *bank = &meminfo.bank[j];
                 *bank = meminfo.bank[i];
 
 #ifdef CONFIG_HIGHMEM
+                if (__va(bank->start) > VMALLOC_MIN ||
+                    __va(bank->start) < (void *)PAGE_OFFSET)
+                        highmem = 1;
+
+                bank->highmem = highmem;
+
                 /*
                  * Split those memory banks which are partially overlapping
                  * the vmalloc area greatly simplifying things later.
@@ -714,6 +720,7 @@ static void __init sanity_check_meminfo(void)
                                 i++;
                                 bank[1].size -= VMALLOC_MIN - __va(bank->start);
                                 bank[1].start = __pa(VMALLOC_MIN - 1) + 1;
+                                bank[1].highmem = highmem = 1;
                                 j++;
                         }
                         bank->size = VMALLOC_MIN - __va(bank->start);