On Wed, 18 Apr 2007 20:35:22 +0100 (BST)
Hugh Dickins <[email protected]> wrote:
> I only have CONFIG_NUMA=y for build testing: surprised when trying a memhog
> to see lots of other processes killed with "No available memory (MPOL_BIND)".
> memhog is killed correctly once we initialize nodemask in constrained_alloc().
>
thank you for catching bug.
Acked-by: KAMEZAWA Hiroyuki <[email protected]>
> Signed-off-by: Hugh Dickins <[email protected]>
> ---
> Perhaps appropriate for 2.6.20-stable too - regression since 2.6.19.
>
> mm/oom_kill.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> --- 2.6.21-rc7/mm/oom_kill.c 2007-03-26 07:30:54.000000000 +0100
> +++ linux/mm/oom_kill.c 2007-04-18 20:18:21.000000000 +0100
> @@ -176,6 +176,8 @@ static inline int constrained_alloc(stru
> struct zone **z;
> nodemask_t nodes;
> int node;
> +
> + nodes_clear(nodes);
> /* node has memory ? */
> for_each_online_node(node)
> if (NODE_DATA(node)->node_present_pages)
> -
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