Re: [PATCH,RFC] Add __GFP_ZERO to GFP_LEVEL_MASK

Andrew Morton <[email protected]> wrote:

> It would be a bit odd to pass __GFP_ZERO into the slab allocator.  Slab
> doesn't need that hint: it has its own ways of initialising the memory.
> 
> What is the callsite?

It's vmalloc_user(), which does this:

  ret = __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO, PAGE_KERNEL);

jon
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