Commit b97fdef8 authored by Linus Torvalds's avatar Linus Torvalds

Merge branch 'akpm' (patches from Andrew)

Merge misc fixes from Andrew Morton:
 "Three fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  mm: numa: disable change protection for vma(VM_HUGETLB)
  include/linux/dmapool.h: declare struct device
  mm: move zone lock to a different cache line than order-0 free page lists
parents 3afe9f84 6b79c57b
......@@ -14,6 +14,8 @@
#include <asm/io.h>
#include <asm/scatterlist.h>
struct device;
struct dma_pool *dma_pool_create(const char *name, struct device *dev,
size_t size, size_t align, size_t allocation);
......
......@@ -474,16 +474,15 @@ struct zone {
unsigned long wait_table_bits;
ZONE_PADDING(_pad1_)
/* Write-intensive fields used from the page allocator */
spinlock_t lock;
/* free areas of different sizes */
struct free_area free_area[MAX_ORDER];
/* zone flags, see below */
unsigned long flags;
/* Write-intensive fields used from the page allocator */
spinlock_t lock;
ZONE_PADDING(_pad2_)
/* Write-intensive fields used by page reclaim */
......
......@@ -2165,8 +2165,10 @@ void task_numa_work(struct callback_head *work)
vma = mm->mmap;
}
for (; vma; vma = vma->vm_next) {
if (!vma_migratable(vma) || !vma_policy_mof(vma))
if (!vma_migratable(vma) || !vma_policy_mof(vma) ||
is_vm_hugetlb_page(vma)) {
continue;
}
/*
* Shared library pages mapped by multiple processes are not
......
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