From: Zhu Yanjun <yanjun....@oracle.com> Date: Fri, 5 Jul 2019 02:19:26 -0400
> This recv cache is to make NIC work steadily when the system memory is > not enough. The system is supposed to hold onto enough atomic memory to absorb all reasonable situations like this. If anything a solution to this problem belongs generically somewhere, not in a driver. And furthermore looping over an allocation attempt with a delay is strongly discouraged.
