Hello: This series was applied to bpf/bpf-next.git (master) by Martin KaFai Lau <martin.lau@xxxxxxxxxx>: On Wed, 31 Jul 2024 08:37:24 +0200 you wrote: > Hello, > this small series aims to integrate test_dev_cgroup in test_progs so it > could be run automatically in CI. The new version brings a few differences > with the current one: > - test now uses directly syscalls instead of wrapping commandline tools > into system() calls > - test_progs manipulates /dev/null (eg: redirecting test logs into it), so > disabling access to it in the bpf program confuses the tests. To fix this, > the first commit modifies the bpf program to allow access to char devices > 1:3 (/dev/null), and disable access to char devices 1:5 (/dev/zero) > - once test is converted, add a small subtest to also check for device type > interpretation (char or block) > - paths used in mknod tests are now in /dev instead of /tmp: due to the CI > runner organisation and mountpoints manipulations, trying to create nodes > in /tmp leads to errors unrelated to the test (ie, mknod calls refused by > kernel, not the bpf program). I don't understand exactly the root cause > at the deepest point (all I see in CI is an -ENXIO error on mknod when trying to > create the node in tmp, and I can not make sense out of it neither > replicate it locally), so I would gladly take inputs from anyone more > educated than me about this. > > [...] Here is the summary with links: - [bpf-next,v4,1/3] selftests/bpf: do not disable /dev/null device access in cgroup dev test https://git.kernel.org/bpf/bpf-next/c/ba6a9018502e - [bpf-next,v4,2/3] selftests/bpf: convert test_dev_cgroup to test_progs https://git.kernel.org/bpf/bpf-next/c/d83d8230e415 - [bpf-next,v4,3/3] selftests/bpf: add wrong type test to cgroup dev https://git.kernel.org/bpf/bpf-next/c/84cdbff4a935 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html