From patchwork Fri Jul 3 08:41:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?546L5b+X5YWL?= X-Patchwork-Id: 72946 Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6021BA0519; Fri, 3 Jul 2020 10:41:46 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 44EA71DA52; Fri, 3 Jul 2020 10:41:46 +0200 (CEST) Received: from m12-12.163.com (m12-12.163.com [220.181.12.12]) by dpdk.org (Postfix) with ESMTP id BCA721D53B for ; Fri, 3 Jul 2020 10:41:44 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id; bh=ZkCxudBgU33S1qVPYZ rNj/dqneib36b//a5SRrDyUbo=; b=V2K/dqAleCv/96KEOXMFtmSBkewuyLzhSu TqTYs33yJ/gf0Xtsd7XUqAsXRagBly/GB8Nv0/zHORZaNjyM0+Qg5kSy8MWygxRn Ldddab5kOA4I6pu+KkliHIHsmqZCCMncPJH/KbLQtU9zFiSsXxaLGs5jB6ke0tUx f+PRyiCzo= Received: from localhost.localdomain (unknown [106.38.115.25]) by smtp8 (Coremail) with SMTP id DMCowACn9mo+7_5evYOtBw--.2276S2; Fri, 03 Jul 2020 16:41:37 +0800 (CST) From: Zhike Wang To: dev@dpdk.org Cc: olivier.matz@6wind.com, arybchenko@solarflare.com, Zhike Wang Date: Fri, 3 Jul 2020 16:41:32 +0800 Message-Id: <1593765692-13265-1-git-send-email-wangzhike@jd.com> X-Mailer: git-send-email 1.8.3.1 X-CM-TRANSID: DMCowACn9mo+7_5evYOtBw--.2276S2 X-Coremail-Antispam: 1Uf129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UbIYCTnIWIevJa73UjIFyTuYvjxU4pnQUUUUU X-Originating-IP: [106.38.115.25] X-CM-SenderInfo: pzdqw6bntsiqqrwthudrp/1tbipQJWulUMYxni4AAAsq Subject: [dpdk-dev] [PATCH] mempool: return ENOMEM if initial alloc size can not be satisfied X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Zhike Wang --- lib/librte_mempool/rte_mempool.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c index 0bde995..b24feb6 100644 --- a/lib/librte_mempool/rte_mempool.c +++ b/lib/librte_mempool/rte_mempool.c @@ -622,6 +622,12 @@ struct pagesz_walk_arg { goto fail; } + if (max_alloc_size < min_chunk_size) { + rte_errno = ENOMEM; + ret = -rte_errno; + goto fail; + } + /* if we're trying to reserve contiguous memory, add appropriate * memzone flag. */