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authorYinghai Lu <yinghai@kernel.org>2014-01-27 17:06:49 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-27 21:02:38 -0800
commitad6492b80f60a2139fa9bf8fd79b182fe5e3647c (patch)
treef52530fb2240679a0f88ba5047a3bedc6dacf796 /arch
parentba635f8cd20ebc7bddf1eb8e1f4eae28a034e916 (diff)
downloadlinux-ad6492b80f60a2139fa9bf8fd79b182fe5e3647c.tar.bz2
memblock, nobootmem: add memblock_virt_alloc_low()
The new memblock_virt APIs are used to replaced old bootmem API. We need to allocate page below 4G for swiotlb. That should fix regression on Andrew's system that is using swiotlb. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: Russell King <linux@arm.linux.org.uk> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 1e8b030dbefd..b0df9761de6d 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -731,7 +731,7 @@ static void __init request_standard_resources(const struct machine_desc *mdesc)
kernel_data.end = virt_to_phys(_end - 1);
for_each_memblock(memory, region) {
- res = memblock_virt_alloc(sizeof(*res), 0);
+ res = memblock_virt_alloc_low(sizeof(*res), 0);
res->name = "System RAM";
res->start = __pfn_to_phys(memblock_region_memory_base_pfn(region));
res->end = __pfn_to_phys(memblock_region_memory_end_pfn(region)) - 1;