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 <[email protected]>
---
mm/memory.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
--- mm01/mm/memory.c 2005-10-11 23:53:00.000000000 +0100
+++ mm02/mm/memory.c 2005-10-11 23:53:17.000000000 +0100
@@ -609,13 +609,13 @@ static void zap_pte_range(struct mmu_gat
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_gat
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);
}
-
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