Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov <ast@xxxxxxxxxx>: On Fri, 20 Oct 2023 21:31:55 +0800 you wrote: > From: Hou Tao <houtao1@xxxxxxxxxx> > > Hi, > > The patchset aims to fix the problems found in the review of per-cpu > kptr patch-set [0]. Patch #1 moves pcpu_lock after the invocation of > pcpu_chunk_addr_search() and it is a micro-optimization for > free_percpu(). The reason includes it in the patch is that the same > logic is used in newly-added API pcpu_alloc_size(). Patch #2 introduces > pcpu_alloc_size() for dynamic per-cpu area. Patch #2 and #3 use > pcpu_alloc_size() to check whether or not unit_size matches with the > size of underlying per-cpu area and to select a matching bpf_mem_cache. > Patch #4 fixes the freeing of per-cpu kptr when these kptrs are freed by > map destruction. The last patch adds test cases for these problems. > > [...] Here is the summary with links: - [bpf-next,v3,1/7] mm/percpu.c: don't acquire pcpu_lock for pcpu_chunk_addr_search() https://git.kernel.org/bpf/bpf-next/c/394e6869f018 - [bpf-next,v3,2/7] mm/percpu.c: introduce pcpu_alloc_size() https://git.kernel.org/bpf/bpf-next/c/5897c912a66b - [bpf-next,v3,3/7] bpf: Re-enable unit_size checking for global per-cpu allocator https://git.kernel.org/bpf/bpf-next/c/fd496368ab75 - [bpf-next,v3,4/7] bpf: Use pcpu_alloc_size() in bpf_mem_free{_rcu}() https://git.kernel.org/bpf/bpf-next/c/f6bbb0c00203 - [bpf-next,v3,5/7] bpf: Move the declaration of __bpf_obj_drop_impl() to bpf.h https://git.kernel.org/bpf/bpf-next/c/c999470ea070 - [bpf-next,v3,6/7] bpf: Use bpf_global_percpu_ma for per-cpu kptr in __bpf_obj_drop_impl() https://git.kernel.org/bpf/bpf-next/c/710701945f97 - [bpf-next,v3,7/7] selftests/bpf: Add more test cases for bpf memory allocator https://git.kernel.org/bpf/bpf-next/c/30c44ceada16 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html