提交 53186095 编写于 作者: D David Rientjes 提交者: Greg Kroah-Hartman

mm, oom: ensure sysrq+f always passes valid zonelist

With hotpluggable and memoryless nodes, it's possible that node 0 will
not be online, so use the first online node's zonelist rather than
hardcoding node 0 to pass a zonelist with all zones to the oom killer.
Signed-off-by: NDavid Rientjes <rientjes@google.com>
Reviewed-by: NMichal Hocko <mhocko@suse.cz>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 18e0749a
......@@ -346,7 +346,8 @@ static struct sysrq_key_op sysrq_term_op = {
static void moom_callback(struct work_struct *ignored)
{
out_of_memory(node_zonelist(0, GFP_KERNEL), GFP_KERNEL, 0, NULL, true);
out_of_memory(node_zonelist(first_online_node, GFP_KERNEL), GFP_KERNEL,
0, NULL, true);
}
static DECLARE_WORK(moom_work, moom_callback);
......
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