Hou Tao
0f24e540e7
[ Upstream commit5d5de3a431] The size of bpf_cpumask is fixed, so there is no need to allocate many bpf_mem_caches for bpf_cpumask_ma, just one bpf_mem_cache is enough. Also add comments for bpf_mem_alloc_init() in bpf_mem_alloc.h to prevent future miuse. Signed-off-by: Hou Tao <houtao1@huawei.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Link: https://lore.kernel.org/r/20230216024821.2202916-1-houtao@huaweicloud.com Signed-off-by: Alexei Starovoitov <ast@kernel.org> Stable-dep-of:77473d1a96("bpf: Free struct bpf_cpumask in call_rcu handler") Signed-off-by: Sasha Levin <sashal@kernel.org>