From patchwork Tue Oct 22 07:47:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13845247 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1F84536124 for ; Tue, 22 Oct 2024 07:48:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729583286; cv=none; b=IfClCJdzIkyVKXXW3z7/dJjBViJp4R19tVrsRXSZ8Dzz/vNa8uFrHaRxj7ZXUp5iqkmtXD/9lQJ25bbYMrszlBBLALTb9yqQ3p8Oq8lBbIiMex5idojAkoeXICGgiglD8J3EN9RA+JHXJIWy8sAoG2tW/B1KexePIxCBA5ubzV0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729583286; c=relaxed/simple; bh=Ck0xCpE5SPCiAameISEKyLHYfOHRVNQwzStAdgTJj+o=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=qUSfX6LvCWXMEMFZwG0CFeVBtF/STLNlhvcRic6NGzKQfKRZ7X/wLAWtOPD4uHyhDOgKb5/Gz3l18DEjBDMxSDpsgklk08C8e1toM9s5OLMXPzsPJCVhHK/0Ji3dspX65zNQ9lO2lhba7DAKLf02qUtBgCCbTvUTxb2TP0o6gBU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SRkuxLLr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SRkuxLLr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6689C4CEC3; Tue, 22 Oct 2024 07:48:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729583285; bh=Ck0xCpE5SPCiAameISEKyLHYfOHRVNQwzStAdgTJj+o=; h=From:To:Cc:Subject:Date:From; b=SRkuxLLrYnjnRcTvb9OJ3uVDG8nMVrg1YoVqf/WhSJ8IarqteVkdbo9iofu3HSHrG Dnkmhm5Z0TLw9viwxDpOXEbHWg9ISbQ/8EeqZRQe8+WP2LhXD7oPE6/d7/cxD515CK cCa6m7ljBgKHfZamoNbYWWV6+0mRhMQZmohhg3SRjr9UjEGD8QMdeH4SobpONUPA7J vf9ZxUUcF46aHDv67e+6R0jlUdDti4MkWcIVn1QFZC9t6VUOR6NqhQjjgnxpGwoWo+ ZUsynD91MapnvBVhOGwOz4RndodeQKlaWM92eX2FH37r/kr/g6nt/qdsh9eEphcXet yYDnUE9SgyhRQ== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v2 0/5] add mptcp_address bpf_iter Date: Tue, 22 Oct 2024 15:47:55 +0800 Message-ID: X-Mailer: git-send-email 2.45.2 Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang v2: - squash patches 5,6 of v1 into one. - patch 3, use lockdep_assert_held instead of spin_is_locked. - update patch 5 to make it run normally in btf-debug mode. Another bpf_iter for BPF path manager to traverse all address entries on userspace_pm_local_addr_list of an MPTCP socket is added in this set. Userspace pm tool is needed by the self test, so add pm_nl_ctl link in patch 1. Geliang Tang (5): selftests/bpf: Add mptcp pm_nl_ctl link selftests/bpf: Use pm_nl_ctl if ip mptcp not supported bpf: Add mptcp_address bpf_iter bpf: Export more helpers used by mptcp_address test selftests/bpf: Add mptcp_address bpf_iter subtest MAINTAINERS | 1 + net/mptcp/bpf.c | 66 +++++ tools/testing/selftests/bpf/Makefile | 3 +- .../testing/selftests/bpf/bpf_experimental.h | 8 + tools/testing/selftests/bpf/mptcp_pm_nl_ctl.c | 1 + .../testing/selftests/bpf/prog_tests/mptcp.c | 235 +++++++++++++++++- tools/testing/selftests/bpf/progs/mptcp_bpf.h | 5 + .../selftests/bpf/progs/mptcp_bpf_iters.c | 39 +++ 8 files changed, 349 insertions(+), 9 deletions(-) create mode 120000 tools/testing/selftests/bpf/mptcp_pm_nl_ctl.c