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eb58eebc7f
Don't allow user to create meter unlimitedly, which may cause to consume a large amount of kernel memory. The max number supported is decided by physical memory and 20K meters as default. Cc: Pravin B Shelar <pshelar@ovn.org> Cc: Andy Zhou <azhou@ovn.org> Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com> Acked-by: Pravin B Shelar <pshelar@ovn.org> Signed-off-by: David S. Miller <davem@davemloft.net>