Merge branch 'akpm' (patches from Andrew)

Merge misc updates from Andrew Morton:

 - a few misc things

 - the rest of MM

-  remove flex_arrays, replace with new simple radix-tree implementation

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (38 commits)
  Drop flex_arrays
  sctp: convert to genradix
  proc: commit to genradix
  generic radix trees
  selinux: convert to kvmalloc
  md: convert to kvmalloc
  openvswitch: convert to kvmalloc
  of: fix kmemleak crash caused by imbalance in early memory reservation
  mm: memblock: update comments and kernel-doc
  memblock: split checks whether a region should be skipped to a helper function
  memblock: remove memblock_{set,clear}_region_flags
  memblock: drop memblock_alloc_*_nopanic() variants
  memblock: memblock_alloc_try_nid: don't panic
  treewide: add checks for the return value of memblock_alloc*()
  swiotlb: add checks for the return value of memblock_alloc*()
  init/main: add checks for the return value of memblock_alloc*()
  mm/percpu: add checks for the return value of memblock_alloc*()
  sparc: add checks for the return value of memblock_alloc*()
  ia64: add checks for the return value of memblock_alloc*()
  arch: don't memset(0) memory returned by memblock_alloc()
  ...

1 files changed, 4 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 4181ec715f88..4221527b082f 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -126,7 +126,10 @@ static void __init move_device_tree(void)
 	if ((memory_limit && (start + size) > PHYSICAL_START + memory_limit) ||
 	    !memblock_is_memory(start + size - 1) ||
 	    overlaps_crashkernel(start, size) || overlaps_initrd(start, size)) {
-		p = __va(memblock_phys_alloc(size, PAGE_SIZE));
+		p = memblock_alloc_raw(size, PAGE_SIZE);
+		if (!p)
+			panic("Failed to allocate %lu bytes to move device tree\n",
+			      size);
 		memcpy(p, initial_boot_params, size);
 		initial_boot_params = p;
 		DBG("Moved device tree to 0x%px\n", p);