From patchwork Thu May 18 18:05:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Fijalkowski, Maciej" X-Patchwork-Id: 13247234 X-Patchwork-Delegate: bpf@iogearbox.net Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 CA08C36DA4; Thu, 18 May 2023 18:06:58 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC1B2103; Thu, 18 May 2023 11:06:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1684433217; x=1715969217; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3TxgoTBi95GacODPpEJ45HOBrxC2HnZ2ypZTBFsFTuI=; b=CjZKJOMpaEDCXI/E1/Ao2LG/03BrsmGEI+RkbDUkGiLfwiIVIeeIzVT/ pzdlnMVXZpxlo20AzJFbMtx3bAJDbw7t79cz6og9lg4SGmV9dGvWNRDXs 6UWD44X1i6nfAOQaHUoPakOUf0V7kmbOUSaFdPoNc8jcpkMr7c+n+jh86 IvU7+Ti5Jz2mvWuFQvsf45RvV8PJpmB6rtjFg+WnSyksjS/mk3Xd0/wjL 0fZ2mZ7st7TRwIJSDSuf0cJzUWyAA/o/pFQwt6pn/HJ+T/ubywiQZKo2j 7fHUZdIYVMPbau/R7v+szejgStiK3HaFZhAyH/kb6Gq/qkmGE/a4VX6RX Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10714"; a="350985053" X-IronPort-AV: E=Sophos;i="6.00,174,1681196400"; d="scan'208";a="350985053" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 May 2023 11:06:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10714"; a="948780570" X-IronPort-AV: E=Sophos;i="6.00,174,1681196400"; d="scan'208";a="948780570" Received: from boxer.igk.intel.com ([10.102.20.173]) by fmsmga006.fm.intel.com with ESMTP; 18 May 2023 11:06:34 -0700 From: Maciej Fijalkowski To: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org Cc: netdev@vger.kernel.org, magnus.karlsson@intel.com, tirthendu.sarkar@intel.com, maciej.fijalkowski@intel.com, bjorn@kernel.org Subject: [PATCH bpf-next 17/21] selftests/xsk: add unaligned mode test for multi-buffer Date: Thu, 18 May 2023 20:05:41 +0200 Message-Id: <20230518180545.159100-18-maciej.fijalkowski@intel.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230518180545.159100-1-maciej.fijalkowski@intel.com> References: <20230518180545.159100-1-maciej.fijalkowski@intel.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: bpf@iogearbox.net From: Magnus Karlsson Add a test for multi-buffer AF_XDP when using unaligned mode. The test sends 4096 9K-buffers. Signed-off-by: Magnus Karlsson --- tools/testing/selftests/bpf/xskxceiver.c | 15 +++++++++++++++ tools/testing/selftests/bpf/xskxceiver.h | 1 + 2 files changed, 16 insertions(+) diff --git a/tools/testing/selftests/bpf/xskxceiver.c b/tools/testing/selftests/bpf/xskxceiver.c index 41b8450561c9..8ad98eda90ad 100644 --- a/tools/testing/selftests/bpf/xskxceiver.c +++ b/tools/testing/selftests/bpf/xskxceiver.c @@ -50,6 +50,8 @@ * are discarded and let through, respectively. * i. 2K frame size tests * j. If multi-buffer is supported, send 9k packets divided into 3 frames + * k. If multi-buffer and huge pages are supported, send 9k packets in a single frame + * using unaligned mode * * Total tests: 12 * @@ -1754,6 +1756,16 @@ static int testapp_unaligned(struct test_spec *test) return testapp_validate_traffic(test); } +static int testapp_unaligned_mb(struct test_spec *test) +{ + test_spec_set_name(test, "UNALIGNED_MODE_9K"); + test->mtu = MAX_ETH_JUMBO_SIZE; + test->ifobj_tx->umem->unaligned_mode = true; + test->ifobj_rx->umem->unaligned_mode = true; + pkt_stream_replace(test, DEFAULT_PKT_CNT, MAX_ETH_JUMBO_SIZE); + return testapp_validate_traffic(test); +} + static int testapp_single_pkt(struct test_spec *test) { struct pkt pkts[] = {{0, MIN_PKT_SIZE, 0, true}}; @@ -2028,6 +2040,9 @@ static void run_pkt_test(struct test_spec *test, enum test_mode mode, enum test_ case TEST_TYPE_UNALIGNED: ret = testapp_unaligned(test); break; + case TEST_TYPE_UNALIGNED_MB: + ret = testapp_unaligned_mb(test); + break; case TEST_TYPE_HEADROOM: ret = testapp_headroom(test); break; diff --git a/tools/testing/selftests/bpf/xskxceiver.h b/tools/testing/selftests/bpf/xskxceiver.h index c2091b1512f5..42bde17e8d17 100644 --- a/tools/testing/selftests/bpf/xskxceiver.h +++ b/tools/testing/selftests/bpf/xskxceiver.h @@ -86,6 +86,7 @@ enum test_type { TEST_TYPE_XDP_DROP_HALF, TEST_TYPE_XDP_METADATA_COUNT, TEST_TYPE_RUN_TO_COMPLETION_MB, + TEST_TYPE_UNALIGNED_MB, TEST_TYPE_MAX };