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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DEEDCC4332F for ; Thu, 24 Nov 2022 09:37:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229794AbiKXJgz (ORCPT ); Thu, 24 Nov 2022 04:36:55 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229791AbiKXJgq (ORCPT ); Thu, 24 Nov 2022 04:36:46 -0500 Received: from mx0b-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE33A125216 for ; Thu, 24 Nov 2022 01:36:44 -0800 (PST) Received: from pps.filterd (m0109331.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2ANHsNZi025297 for ; Thu, 24 Nov 2022 01:36:44 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=meta.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=s2048-2021-q4; bh=JSS5CL/30b52rzl+j3X2NYB+cHO3TOtfcWoEpuDvd48=; b=ZKUHakm7eEjMuGF5u/lHVdFLT8SdKHYZMghKYkLernKohw0Kf15dWhFCTB4VUqq6BUIh IIXTlMBhrT6Ht7zr8If9ej8qdWl7kzLdKsv04myCc54DhkKVjUWhmdvpvfR45eaUXYnK U3+Eev/RUvrIY5nrn3fLYYZo6JHeCi9ol3MtmpK4a3YsKIWa57gm1mwHmxJM5FoEecib LnPNvv1whTETOTHNFcB00q6mDOwplniqzXQkXqNj87u5a3hGZR97ipaF9fBuZExwgvqz dmozI2aNLHep7m+q4Ef0TDj8TOCIyx2v734eqfnT3l94/5kDdlb+p5VKs9zpUjklZxXk Hw== Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3m0m1a3193-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 24 Nov 2022 01:36:44 -0800 Received: from twshared41876.03.ash8.facebook.com (2620:10d:c085:108::4) by mail.thefacebook.com (2620:10d:c085:11d::4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Thu, 24 Nov 2022 01:36:42 -0800 Received: by devbig038.lla2.facebook.com (Postfix, from userid 572232) id 08955A173A1A; Thu, 24 Nov 2022 01:36:21 -0800 (PST) From: Dylan Yudaken To: Jens Axboe , Pavel Begunkov CC: , , Dylan Yudaken Subject: [PATCH for-next v3 7/9] io_uring: add lockdep assertion in io_fill_cqe_aux Date: Thu, 24 Nov 2022 01:35:57 -0800 Message-ID: <20221124093559.3780686-8-dylany@meta.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221124093559.3780686-1-dylany@meta.com> References: <20221124093559.3780686-1-dylany@meta.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-ORIG-GUID: hp1FH_P30e73qoFkqyQWexkK6L-EYcZj X-Proofpoint-GUID: hp1FH_P30e73qoFkqyQWexkK6L-EYcZj X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-24_07,2022-11-23_01,2022-06-22_01 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Add an assertion for the completion lock to io_fill_cqe_aux Signed-off-by: Dylan Yudaken --- io_uring/io_uring.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index 92a7d6deacb6..e937e5d68b22 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -775,6 +775,8 @@ static bool io_fill_cqe_aux(struct io_ring_ctx *ctx, = u64 user_data, s32 res, u32 { struct io_uring_cqe *cqe; =20 + lockdep_assert_held(&ctx->completion_lock); + ctx->cq_extra++; =20 /* --=20 2.30.2