Ensure MAX_PAUSE is 4 or larger, so limits in return clamp_val(t, 4, MAX_PAUSE); (the only use of it) are not back-to-front. (This patch does not solve the PAE OOM issue.) Paul Szabo psz@xxxxxxxxxxxxxxxxx http://www.maths.usyd.edu.au/u/psz/ School of Mathematics and Statistics University of Sydney Australia Reported-by: Paul Szabo <psz@xxxxxxxxxxxxxxxxx> Reference: http://bugs.debian.org/695182 Signed-off-by: Paul Szabo <psz@xxxxxxxxxxxxxxxxx> --- mm/page-writeback.c.old 2012-12-06 22:20:40.000000000 +1100 +++ mm/page-writeback.c 2013-01-21 13:57:05.000000000 +1100 @@ -39,7 +39,7 @@ /* * Sleep at most 200ms at a time in balance_dirty_pages(). */ -#define MAX_PAUSE max(HZ/5, 1) +#define MAX_PAUSE max(HZ/5, 4) /* * Estimate write bandwidth at 200ms intervals. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>