On Mon, 17 Apr 2006, Andrew Morton wrote:
> Yes, that's a bug and that cond_resched() needs to go.
Remove cond_resched in gather_stats()
gather_stats() is called with a spinlock held from check_pte_range. We
cannot reschedule with a lock held.
Signed-off-by: Christoph Lameter <[email protected]>
Index: linux-2.6.17-rc1-mm3/mm/mempolicy.c
===================================================================
--- linux-2.6.17-rc1-mm3.orig/mm/mempolicy.c 2006-04-18 10:58:33.000000000 -0700
+++ linux-2.6.17-rc1-mm3/mm/mempolicy.c 2006-04-18 10:59:56.000000000 -0700
@@ -1761,7 +1761,6 @@ static void gather_stats(struct page *pa
md->mapcount_max = count;
md->node[page_to_nid(page)]++;
- cond_resched();
}
#ifdef CONFIG_HUGETLB_PAGE
-
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