@@ -191,7 +191,7 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max_low,
#ifdef CONFIG_HAVE_ARCH_PFN_VALID
int pfn_valid(unsigned long pfn)
{
- return memblock_is_memory(__pfn_to_phys(pfn));
+ return memblock_is_map_memory(__pfn_to_phys(pfn));
}
EXPORT_SYMBOL(pfn_valid);
#endif
@@ -432,6 +432,9 @@ static void __init free_highpages(void)
if (end <= max_low)
continue;
+ if (memblock_is_nomap(mem))
+ continue;
+
/* Truncate partial highmem entries */
if (start < max_low)
start = max_low;
@@ -1435,6 +1435,9 @@ static void __init map_lowmem(void)
phys_addr_t end = start + reg->size;
struct map_desc map;
+ if (memblock_is_nomap(reg))
+ continue;
+
if (end > arm_lowmem_limit)
end = arm_lowmem_limit;
if (start >= end)
Take the new memblock attribute MEMBLOCK_NOMAP into account when deciding whether a certain region is or should be covered by the kernel direct mapping. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> --- arch/arm/mm/init.c | 5 ++++- arch/arm/mm/mmu.c | 3 +++ 2 files changed, 7 insertions(+), 1 deletion(-) -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel