mm: fix comment of page table counter

Commit af5b0f6a09e42 ("mm: consolidate page table accounting")
consolidates page table accounting to a single counter in struct mm_struct
{} as mm->pgtables_bytes.  So the meanning of this counter should be the
size of all page tables now.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Kele Huang <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Colin Cross <[email protected]>
Cc: David Hildenbrand <[email protected]>
Cc: Hugh Dickins <[email protected]>
Cc: Liam Howlett <[email protected]>
Cc: Matthew Wilcox (Oracle) <[email protected]>
Cc: Pasha Tatashin <[email protected]>
Cc: Peter Xu <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Cc: Yu Zhao <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions