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-rw-r--r--arch/arm/mm/mmu.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 4722582..4426ee6 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);