On Mon, Jan 28, 2013 at 5:24 PM, Kirill A. Shutemov
<kirill.shutemov@xxxxxxxxxxxxxxx> wrote:
> @@ -443,6 +443,7 @@ int add_to_page_cache_locked(struct page *page, struct address_space *mapping,
> pgoff_t offset, gfp_t gfp_mask)
> {
> int error;
> + int nr = 1;
>
> VM_BUG_ON(!PageLocked(page));
> VM_BUG_ON(PageSwapBacked(page));
> @@ -450,31 +451,61 @@ int add_to_page_cache_locked(struct page *page, struct address_space *mapping,
> error = mem_cgroup_cache_charge(page, current->mm,
> gfp_mask & GFP_RECLAIM_MASK);
> if (error)
> - goto out;
> + return error;
Due to PageCompound check, thp could not be charged effectively.
Any change added for charging it?
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