void kmemcheck_pagealloc_alloc(struct page *page, unsigned int order,
			       gfp_t gfpflags)
{
	int pages;

	if (gfpflags & (__GFP_HIGHMEM | __GFP_NOTRACK))
		return;

	pages = 1 << order;


	
	kmemcheck_alloc_shadow(page, order, gfpflags, -1);

	if (gfpflags & __GFP_ZERO)
		kmemcheck_mark_initialized_pages(page, pages);
	else
		kmemcheck_mark_uninitialized_pages(page, pages);
}
Beispiel #2
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void kmemcheck_pagealloc_alloc(struct page *page, unsigned int order,
			       gfp_t gfpflags)
{
	int pages;

	if (gfpflags & (__GFP_HIGHMEM | __GFP_NOTRACK))
		return;

	pages = 1 << order;

	/*
	 * NOTE: We choose to track GFP_ZERO pages too; in fact, they
	 * can become uninitialized by copying uninitialized memory
	 * into them.
	 */

	/* XXX: Can use zone->node for node? */
	kmemcheck_alloc_shadow(page, order, gfpflags, -1);

	if (gfpflags & __GFP_ZERO)
		kmemcheck_mark_initialized_pages(page, pages);
	else
		kmemcheck_mark_uninitialized_pages(page, pages);
}