From patchwork Thu Jul 6 03:34:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexei Starovoitov X-Patchwork-Id: 13303126 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 09F4FEA2; Thu, 6 Jul 2023 03:35:39 +0000 (UTC) Received: from mail-pf1-x432.google.com (mail-pf1-x432.google.com [IPv6:2607:f8b0:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E1BA01BD9; Wed, 5 Jul 2023 20:35:35 -0700 (PDT) Received: by mail-pf1-x432.google.com with SMTP id d2e1a72fcca58-666e97fcc60so237572b3a.3; Wed, 05 Jul 2023 20:35:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1688614535; x=1691206535; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=oYt+LNzB/i0hKKdEYq5jVUn1IOf1250hxziDpCkVzXs=; b=KmhDZ5nonfra5L1SO5UQa1PTBxdDqvFvzc2PeDr78AP0CCvyXaSPuHJCsi2RqoLlDG P85IbaLhS+zuIZyGLSKTv7SFiN0DRJ6gH8qY7loR/tEBUaB1LWmseyaUrZZz26zwpZNs BQx3WeURSBS8R6o9KVwFTerN3DxX94brRgmdI9jjOzu3CsgIZpfdimpcNsUTQg7K7LUb yKoy+iyTASGMuy6Fx54aIumfzxoh1zllA/SYkDMl+1aZTnUtzmVhT+MrVjvN03nDAUPh Kp3YhOTv5rqFt9UMbF+4YGs50Nl0dCFNVyQq+KmhP32Vv/uyBvI4xN8OB6M9RfE3++Pc 9c7Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688614535; x=1691206535; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oYt+LNzB/i0hKKdEYq5jVUn1IOf1250hxziDpCkVzXs=; b=BeXfden6st8LkJ3qKIXy7Ghwq6lK5gsoS97bTQBLSKfwtefD/LQr7lEM57qUeWljli ohLCijWtCw3iMJyDyNLrvxQuhHfZ/vdX8b43EUc4+++q+5Ny5bx8agdfSXDy1oaVb/eL 7+fnNHvclIgfHRAIpOOPF0rmWa2ZUTszSOKFehCjp4AiBm0rwcRov1ORj2mej688+cBF RmC636sBo6SQ5HRWoQhEzdzfRK571vtqaJlSEt0qzcx+fcG/GrCvuJKeI2PgmBuF3bA8 2LmIPJREmNCpxCs6sEZHsN6dYDPfdRTfTnEUkPxoN+yPA6gIf8O7XzCwKf8USHdT/oI3 JJ1w== X-Gm-Message-State: ABy/qLalYm50PwXBXM0jTdOB+TcE6B96vkqfXtSzz2U88te9qaA8m0Mt e9pE2eCPcmy9k4BQ+CzC1rzIxl5hDa4= X-Google-Smtp-Source: APBJJlGPxYImLwrJfTPWKzIl2uJaj+5H/chqedmrZYcFrBslXfYGj/+773Z7IXOQ2BCZLOWAGyMSSA== X-Received: by 2002:a05:6a00:1991:b0:666:a25b:3788 with SMTP id d17-20020a056a00199100b00666a25b3788mr492266pfl.34.1688614534738; Wed, 05 Jul 2023 20:35:34 -0700 (PDT) Received: from localhost.localdomain ([2620:10d:c090:400::5:f715]) by smtp.gmail.com with ESMTPSA id r23-20020a62e417000000b006661562429fsm248363pfh.97.2023.07.05.20.35.32 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 05 Jul 2023 20:35:34 -0700 (PDT) From: Alexei Starovoitov To: daniel@iogearbox.net, andrii@kernel.org, void@manifault.com, houtao@huaweicloud.com, paulmck@kernel.org Cc: tj@kernel.org, rcu@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, kernel-team@fb.com Subject: [PATCH v4 bpf-next 11/14] selftests/bpf: Improve test coverage of bpf_mem_alloc. Date: Wed, 5 Jul 2023 20:34:44 -0700 Message-Id: <20230706033447.54696-12-alexei.starovoitov@gmail.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <20230706033447.54696-1-alexei.starovoitov@gmail.com> References: <20230706033447.54696-1-alexei.starovoitov@gmail.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=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,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: Alexei Starovoitov bpf_obj_new() calls bpf_mem_alloc(), but doing alloc/free of 8 elements is not triggering watermark conditions in bpf_mem_alloc. Increase to 200 elements to make sure alloc_bulk/free_bulk is exercised. Signed-off-by: Alexei Starovoitov Acked-by: Hou Tao --- tools/testing/selftests/bpf/progs/linked_list.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/bpf/progs/linked_list.c b/tools/testing/selftests/bpf/progs/linked_list.c index 57440a554304..84d1777a9e6c 100644 --- a/tools/testing/selftests/bpf/progs/linked_list.c +++ b/tools/testing/selftests/bpf/progs/linked_list.c @@ -96,7 +96,7 @@ static __always_inline int list_push_pop_multiple(struct bpf_spin_lock *lock, struct bpf_list_head *head, bool leave_in_map) { struct bpf_list_node *n; - struct foo *f[8], *pf; + struct foo *f[200], *pf; int i; /* Loop following this check adds nodes 2-at-a-time in order to