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| author | Hugh Dickins <hugh@veritas.com> | 2005-10-29 18:16:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 21:40:39 -0700 |
| commit | 86d912f41dca32eca8827f2f878139735e69dc28 (patch) | |
| tree | 9f29b853e7690f0fa10c4257a2b8649673908e2d /mm | |
| parent | 8c10376271e097fa13cda956e1b2f3cb7e4d4dd9 (diff) | |
| download | kernel_samsung_smdk4412-86d912f41dca32eca8827f2f878139735e69dc28.tar.gz kernel_samsung_smdk4412-86d912f41dca32eca8827f2f878139735e69dc28.tar.bz2 kernel_samsung_smdk4412-86d912f41dca32eca8827f2f878139735e69dc28.zip | |
[PATCH] mm: zap_pte_range dec rss
Small adjustment: zap_pte_range decrement its rss counts from 0 then finally
add, avoiding negations - we don't have or need a sub_mm_rss.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/memory.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/memory.c b/mm/memory.c index 7893eb4bb8c..bc6296398f8 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -609,13 +609,13 @@ static void zap_pte_range(struct mmu_gather *tlb, set_pte_at(mm, addr, pte, pgoff_to_pte(page->index)); if (PageAnon(page)) - anon_rss++; + anon_rss--; else { if (pte_dirty(ptent)) set_page_dirty(page); if (pte_young(ptent)) mark_page_accessed(page); - file_rss++; + file_rss--; } page_remove_rmap(page); tlb_remove_page(tlb, page); @@ -632,7 +632,7 @@ static void zap_pte_range(struct mmu_gather *tlb, pte_clear_full(mm, addr, pte, tlb->fullmm); } while (pte++, addr += PAGE_SIZE, addr != end); - add_mm_rss(mm, -file_rss, -anon_rss); + add_mm_rss(mm, file_rss, anon_rss); pte_unmap(pte - 1); } |