From patchwork Mon Sep 5 13:22:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dylan Yudaken X-Patchwork-Id: 12966124 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C0FD9ECAAD5 for ; Mon, 5 Sep 2022 13:25:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237207AbiIENZB (ORCPT ); Mon, 5 Sep 2022 09:25:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48342 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236467AbiIENZA (ORCPT ); Mon, 5 Sep 2022 09:25:00 -0400 Received: from mx0a-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4567715726 for ; Mon, 5 Sep 2022 06:24:59 -0700 (PDT) Received: from pps.filterd (m0001303.ppops.net [127.0.0.1]) by m0001303.ppops.net (8.17.1.5/8.17.1.5) with ESMTP id 285BkDnY009235 for ; Mon, 5 Sep 2022 06:24:58 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=facebook; bh=xQsdTa8TgbkhagguoxnaKU57QbO73paFepvRMH2t8WM=; b=oeR69H0xfS0bSLHxXUigeR76/8vS/vBmsSa3qFuAYLdIgppXMMSdqoPr0ZI1VM0/OrPM LV3HqEEWeLEE0/rL+VhJozyXd62gdCx2xk9L6KaoGE2Up4h4LjbYnm8DIjQZpiy1lm4g k5JsoBGf5gBP3iZc2Z6PBwDzbvnYAOptTyA= Received: from mail.thefacebook.com ([163.114.132.120]) by m0001303.ppops.net (PPS) with ESMTPS id 3jc2kx0wn2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 05 Sep 2022 06:24:58 -0700 Received: from twshared3888.09.ash9.facebook.com (2620:10d:c085:208::f) by mail.thefacebook.com (2620:10d:c085:21d::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Mon, 5 Sep 2022 06:24:57 -0700 Received: by devbig038.lla2.facebook.com (Postfix, from userid 572232) id 268935AC5170; Mon, 5 Sep 2022 06:24:50 -0700 (PDT) From: Dylan Yudaken To: , CC: , , Dylan Yudaken Subject: [PATCH liburing v3 04/11] add a t_probe_defer_taskrun helper function for tests Date: Mon, 5 Sep 2022 06:22:51 -0700 Message-ID: <20220905132258.1858915-5-dylany@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220905132258.1858915-1-dylany@fb.com> References: <20220905132258.1858915-1-dylany@fb.com> MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-ORIG-GUID: YkW_IyWLTTRb6wDjWImbJ6d6uzuRH1HB X-Proofpoint-GUID: YkW_IyWLTTRb6wDjWImbJ6d6uzuRH1HB X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-09-05_09,2022-09-05_02,2022-06-22_01 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Help tests to determine if they can use IORING_SETUP_DEFER_TASKRUN Signed-off-by: Dylan Yudaken --- test/helpers.c | 17 +++++++++++++++-- test/helpers.h | 2 ++ 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/test/helpers.c b/test/helpers.c index 4d5c402f8fb2..8fb32b8fa982 100644 --- a/test/helpers.c +++ b/test/helpers.c @@ -75,7 +75,7 @@ static void __t_create_file(const char *file, size_t size, char pattern) { ssize_t ret; char *buf; - int fd; + int fd; buf = t_malloc(size); memset(buf, pattern, size); @@ -112,7 +112,7 @@ struct iovec *t_create_buffers(size_t buf_num, size_t buf_size) vecs = t_malloc(buf_num * sizeof(struct iovec)); for (i = 0; i < buf_num; i++) { t_posix_memalign(&vecs[i].iov_base, buf_size, buf_size); - vecs[i].iov_len = buf_size; + vecs[i].iov_len = buf_size; } return vecs; } @@ -253,3 +253,16 @@ errno_cleanup: close(fd[1]); return ret; } + +bool t_probe_defer_taskrun(void) +{ + struct io_uring ring; + int ret; + + ret = io_uring_queue_init(1, &ring, IORING_SETUP_SINGLE_ISSUER | + IORING_SETUP_DEFER_TASKRUN); + if (ret < 0) + return false; + io_uring_queue_exit(&ring); + return true; +} diff --git a/test/helpers.h b/test/helpers.h index 9ad99472b288..5e9bb2613ab2 100644 --- a/test/helpers.h +++ b/test/helpers.h @@ -82,6 +82,8 @@ enum t_setup_ret t_register_buffers(struct io_uring *ring, const struct iovec *iovecs, unsigned nr_iovecs); +bool t_probe_defer_taskrun(void); + #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) #ifdef __cplusplus