Re: [PATCH 4/5] teach smaps_pte_range() about THP pmds

[Eric B Munson]

On Mon, 21 Feb 2011, Dave Hansen wrote:

> 
> v2 - used mm->page_table_lock to fix up locking bug that
> 	Mel pointed out.  Also remove Acks since things
> 	got changed significantly.
> 
> This adds code to explicitly detect  and handle
> pmd_trans_huge() pmds.  It then passes HPAGE_SIZE units
> in to the smap_pte_entry() function instead of PAGE_SIZE.
> 
> This means that using /proc/$pid/smaps now will no longer
> cause THPs to be broken down in to small pages.
> 
> Signed-off-by: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx>

Reviewed-and-tested-by: Eric B Munson <emunson@xxxxxxxxx>

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