Re: [PATCH bpf-next v4 09/11] bpf: Add bitwise atomic instructions

2020-12-09 Thread kernel test robot
Hi Brendan, I love your patch! Yet something to improve: [auto build test ERROR on 34da87213d3ddd26643aa83deff7ffc6463da0fc] url: https://github.com/0day-ci/linux/commits/Brendan-Jackman/Atomics-for-eBPF/20201208-001343 base:34da87213d3ddd26643aa83deff7ffc6463da0fc config: m68k-randconfi

Re: [PATCH bpf-next v4 09/11] bpf: Add bitwise atomic instructions

2020-12-07 Thread Yonghong Song
On 12/7/20 8:07 AM, Brendan Jackman wrote: This adds instructions for atomic[64]_[fetch_]and atomic[64]_[fetch_]or atomic[64]_[fetch_]xor All these operations are isomorphic enough to implement with the same verifier, interpreter, and x86 JIT code, hence being a single commit. The main inte