From nobody Sat Feb 7 05:34:30 2026 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 0CEB23090D7 for ; Tue, 26 Aug 2025 09:29:55 +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=1756200595; cv=none; b=hPM2sWhVkp/fHuCBDfxiq8dukPBGwEqQraKoRkO2kRM4HTlZ+oZiBiUWvCgVUo+SGixEeXRwSmn5SmjIxiftpdzqSbc42myqPZ47ISOF3/qykn9IQ4Hg5koi/pQnHR1h7MBvQxOQ5P11/AmxHA34jHTBdXfWJK0dJkEgykk74so= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756200595; c=relaxed/simple; bh=qTPS7RLs53GHo22sjn1NyiUD2hAXnI4BGhqoo++z5lM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=D4vH7hGMKibe4VhbH5P61k3GoAXrtzfwiP94YZhEEpipMjskf2ZorOqYwBD4F5sBNe6PTA0dO/BqyCGcddN+isJNM+rN3IiJWaW81L7NGI/4PXZvtpJ7+WkH6T0MHlrK7FzugG/SZnwPgeAI1FxBJhchLPdCfxbaRZkNUUq5H7M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=a/tRWPBa; 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="a/tRWPBa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E9BF1C116C6; Tue, 26 Aug 2025 09:29:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756200594; bh=qTPS7RLs53GHo22sjn1NyiUD2hAXnI4BGhqoo++z5lM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=a/tRWPBaTO1nowQdU0hcJQtCoFJl2Jd25qOuZebIqTSnEmQxQNFFLHiP2T0u4w1jF bzsWNaFIahe/OK1dEFPic5pwFaf9mFSfA49X5v+icEJ4UQkNBm5ESPxFhsViliwUDD 9Ho67dd/Kz0DeacEILVGZiQhd7MMXErn1+Fmk/cwBUrjjZhs/HfnU0yCUg88hPwgQ2 +a76Z/NDzNcUCGnm+uvkTCU312B+BQlyEhhiUO4QEJCQCKnbxYzkKv8gFhLt/Jj8Ek rxhgAbNxoz4zkD+Z9+xBGVN9RC2K7t8I2NQABKIKIWsNJ+woyxYuFNfT+YNJPnTilG 3tlXH8tQzryOg== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v3 06/14] selftests: mptcp: sockopt: read eof at the end of process_one_client Date: Tue, 26 Aug 2025 17:29:30 +0800 Message-ID: X-Mailer: git-send-email 2.48.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Geliang Tang Moves EOF read handling to the end of process_one_client to ensure proper synchronization after processing all data transfers, preparing for TCP_INQ support in subsequent patches. Signed-off-by: Geliang Tang --- tools/testing/selftests/net/mptcp/mptcp_sockopt.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c b/tools/test= ing/selftests/net/mptcp/mptcp_sockopt.c index add29bdda9e5..d69b10d2dbe3 100644 --- a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c +++ b/tools/testing/selftests/net/mptcp/mptcp_sockopt.c @@ -687,14 +687,9 @@ static void process_one_client(int fd, int unixfd) if (ret2 < 0) die_perror("write"); =20 - /* wait for hangup */ - ret3 =3D read(fd, buf, 1); - if (ret3 !=3D 0) - xerror("expected EOF, got %lu", ret3); - do_getsockopts(&s, fd, ret, ret2); - if (s.mptcpi_rcv_delta && s.mptcpi_rcv_delta !=3D (uint64_t)ret + 1) - xerror("mptcpi_rcv_delta %" PRIu64 ", expect %" PRIu64, s.mptcpi_rcv_del= ta, ret + 1, s.mptcpi_rcv_delta - ret); + if (s.mptcpi_rcv_delta && s.mptcpi_rcv_delta !=3D (uint64_t)ret) + xerror("mptcpi_rcv_delta %" PRIu64 ", expect %" PRIu64, s.mptcpi_rcv_del= ta, ret, s.mptcpi_rcv_delta - ret); =20 /* be nice when running on top of older kernel */ if (s.pkt_stats_avail) { @@ -712,6 +707,11 @@ static void process_one_client(int fd, int unixfd) s.last_sample.mptcpi_bytes_acked - ret2); } =20 + /* wait for hangup */ + ret3 =3D read(fd, buf, 1); + if (ret3 !=3D 0) + xerror("expected EOF, got %lu", ret3); + close(fd); } =20 --=20 2.48.1