Messages in this thread | | | Date | Fri, 11 Jul 2014 10:49:57 -0400 | From | Rik van Riel <> | Subject | Re: [PATCH] mm/page-writeback.c: fix divide by zero in bdi_dirty_limits |
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On 07/11/2014 04:18 AM, Maxim Patlasov wrote: > Under memory pressure, it is possible for dirty_thresh, calculated > by global_dirty_limits() in balance_dirty_pages(), to equal zero. > Then, if strictlimit is true, bdi_dirty_limits() tries to resolve > the proportion: > > bdi_bg_thresh : bdi_thresh = background_thresh : dirty_thresh > > by dividing by zero. > > Signed-off-by: Maxim Patlasov <mpatlasov@parallels.com>
Acked-by: Rik van Riel <riel@redhat.com>
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