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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-11-26 10:31:02 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-11-26 10:31:02 +0100
commit782b59711e1561ee0da06bc478ca5e8249aa8d09 (patch)
treea03ba1d7b9212480e707045619ae493d3be7a084 /arch/arm64
parent995e2ef08280dab8de6c517acd836613678fe2a3 (diff)
parent0f1839d0888700389e3062b4787046d61780d6d9 (diff)
downloadlinux-782b59711e1561ee0da06bc478ca5e8249aa8d09.tar.gz
Merge branch 'acpi-mm'
* acpi-mm:
  ACPI: HMAT: use %u instead of %d to print u32 values
  ACPI: NUMA: HMAT: fix a section mismatch
  ACPI: HMAT: don't mix pxm and nid when setting memory target processor_pxm
  ACPI: NUMA: HMAT: Register "soft reserved" memory as an "hmem" device
  ACPI: NUMA: HMAT: Register HMAT at device_initcall level
  device-dax: Add a driver for "hmem" devices
  dax: Fix alloc_dax_region() compile warning
  lib: Uplevel the pmem "region" ida to a global allocator
  x86/efi: Add efi_fake_mem support for EFI_MEMORY_SP
  arm/efi: EFI soft reservation to memblock
  x86/efi: EFI soft reservation to E820 enumeration
  efi: Common enable/disable infrastructure for EFI soft reservation
  x86/efi: Push EFI_MEMMAP check into leaf routines
  efi: Enumerate EFI_MEMORY_SP
  ACPI: NUMA: Establish a new drivers/acpi/numa/ directory
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/mm/mmu.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 60c929f3683b..2c385fe05fde 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -1061,6 +1061,8 @@ int arch_add_memory(int nid, u64 start, u64 size,
 	__create_pgd_mapping(swapper_pg_dir, start, __phys_to_virt(start),
 			     size, PAGE_KERNEL, __pgd_pgtable_alloc, flags);
 
+	memblock_clear_nomap(start, size);
+
 	return __add_pages(nid, start >> PAGE_SHIFT, size >> PAGE_SHIFT,
 			   restrictions);
 }