Messages in this thread Patch in this message | | | Date | Tue, 7 Mar 2006 09:45:35 +0800 | From | Wu Fengguang <> | Subject | [PATCH] mm: isolate_lru_pages() scan count fix |
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In isolate_lru_pages(), *scanned reports one more scan because the scan counter is increased one more time on exit of the while-loop.
Change the while-loop to for-loop to fix it.
Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Wu Fengguang <wfg@mail.ustc.edu.cn> ---
--- linux-2.6.16-rc5-mm2.orig/mm/vmscan.c +++ linux-2.6.16-rc5-mm2/mm/vmscan.c @@ -1074,9 +1074,9 @@ static unsigned long isolate_lru_pages(u { unsigned long nr_taken = 0; struct page *page; - unsigned long scan = 0; + unsigned long scan; - while (scan++ < nr_to_scan && !list_empty(src)) { + for (scan = 0; scan < nr_to_scan && !list_empty(src); scan++) { struct list_head *target; page = lru_to_page(src); prefetchw_prev_lru_page(page, src, flags); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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