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badpage: remove vma from page_remove_rmap

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Remove page_remove_rmap()'s vma arg, which was only for the Eeek message.
And remove the BUG_ON(page_mapcount(page) == 0) from CONFIG_DEBUG_VM's
page_dup_rmap(): we're trying to be more resilient about that than BUGs.

Signed-off-by: Hugh Dickins <[email protected]>
Cc: Nick Piggin <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: Rik van Riel <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Hugh Dickins 2009-01-06 14:40:11 -08:00 • committed by Linus Torvalds
commit edc315fd22
5 changed files with 8 additions and 10 deletions
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2
mm/fremap.c
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@ -37,7 +37,7 @@ static void zap_pte(struct mm_struct *mm, struct vm_area_struct *vma,
if (page) {
if (pte_dirty(pte))
set_page_dirty(page);
page_remove_rmap(page, vma);
page_remove_rmap(page);
page_cache_release(page);
update_hiwater_rss(mm);
dec_mm_counter(mm, file_rss);