From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6114FC433E0 for ; Fri, 3 Jul 2020 08:41:47 +0000 (UTC) Received: from dpdk.org (dpdk.org [92.243.14.124]) by mail.kernel.org (Postfix) with ESMTP id DFC03206DF for ; Fri, 3 Jul 2020 08:41:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=163.com header.i=@163.com header.b="V2K/dqAl" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DFC03206DF Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=jd.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dev-bounces@dpdk.org 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. */ -- 1.8.3.1