TO: "Kirill A. Shutemov" <[email protected]>
CC: Johannes Weiner <[email protected]>
CC: Andrew Morton <[email protected]>
CC: Linux Memory Management List <[email protected]>
tree: git://git.cmpxchg.org/linux-mmotm.git master
head: e668fb4c5c5e6de5b9432bd36d83b3a0b4ce78e8
commit: be7c8db9daa43935912bc8c898ecea99b32d805b [120/306] mm: fix huge zero
page accounting in smaps report
:::::: branch date: 33 hours ago
:::::: commit date: 33 hours ago
fs/proc/task_mmu.c:474 smaps_account() warn: should 'size << 12' be a 64 bit
type?
git remote add mmotm git://git.cmpxchg.org/linux-mmotm.git
git remote update mmotm
git checkout be7c8db9daa43935912bc8c898ecea99b32d805b
vim +474 fs/proc/task_mmu.c
be7c8db9 Kirill A. Shutemov 2014-11-13 458 mss->resident += size;
be7c8db9 Kirill A. Shutemov 2014-11-13 459 /* Accumulate the size in pages
that have been accessed. */
be7c8db9 Kirill A. Shutemov 2014-11-13 460 if (young ||
PageReferenced(page))
be7c8db9 Kirill A. Shutemov 2014-11-13 461 mss->referenced += size;
be7c8db9 Kirill A. Shutemov 2014-11-13 462 mapcount = page_mapcount(page);
be7c8db9 Kirill A. Shutemov 2014-11-13 463 if (mapcount >= 2) {
be7c8db9 Kirill A. Shutemov 2014-11-13 464 if (dirty ||
PageDirty(page))
be7c8db9 Kirill A. Shutemov 2014-11-13 465
mss->shared_dirty += size;
be7c8db9 Kirill A. Shutemov 2014-11-13 466 else
be7c8db9 Kirill A. Shutemov 2014-11-13 467
mss->shared_clean += size;
be7c8db9 Kirill A. Shutemov 2014-11-13 468 mss->pss += (size <<
PSS_SHIFT) / mapcount;
be7c8db9 Kirill A. Shutemov 2014-11-13 469 } else {
be7c8db9 Kirill A. Shutemov 2014-11-13 470 if (dirty ||
PageDirty(page))
be7c8db9 Kirill A. Shutemov 2014-11-13 471
mss->private_dirty += size;
be7c8db9 Kirill A. Shutemov 2014-11-13 472 else
be7c8db9 Kirill A. Shutemov 2014-11-13 473
mss->private_clean += size;
be7c8db9 Kirill A. Shutemov 2014-11-13 @474 mss->pss += (size <<
PSS_SHIFT);
be7c8db9 Kirill A. Shutemov 2014-11-13 475 }
be7c8db9 Kirill A. Shutemov 2014-11-13 476 }
be7c8db9 Kirill A. Shutemov 2014-11-13 477
be7c8db9 Kirill A. Shutemov 2014-11-13 478
be7c8db9 Kirill A. Shutemov 2014-11-13 479 static void smaps_pte_entry(pte_t
*pte, unsigned long addr,
be7c8db9 Kirill A. Shutemov 2014-11-13 480 struct mm_walk *walk)
e070ad49 Mauricio Lin 2005-09-03 481 {
2165009b Dave Hansen 2008-06-12 482 struct mem_size_stats *mss =
walk->private;
---
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