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 <redacted>

Reviewed-and-tested-by: Eric B Munson [off-list ref]