From patchwork Tue Aug 4 13:58:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Shen X-Patchwork-Id: 253218 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=-13.0 required=3.0 tests=BAYES_00, 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 D9549C433DF for ; Tue, 4 Aug 2020 14:00:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C1814208A9 for ; Tue, 4 Aug 2020 14:00:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728560AbgHDOAy (ORCPT ); Tue, 4 Aug 2020 10:00:54 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:60722 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728722AbgHDOAl (ORCPT ); Tue, 4 Aug 2020 10:00:41 -0400 Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id A78B34DB814B1AEAB362; Tue, 4 Aug 2020 22:00:38 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.487.0; Tue, 4 Aug 2020 22:00:30 +0800 From: Yang Shen To: , CC: , , , Subject: [PATCH v4 02/10] crypto: hisilicon/qm - clear used reference count when start qp Date: Tue, 4 Aug 2020 21:58:22 +0800 Message-ID: <1596549510-2373-3-git-send-email-shenyang39@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1596549510-2373-1-git-send-email-shenyang39@huawei.com> References: <1596549510-2373-1-git-send-email-shenyang39@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org From: Shukun Tan The used reference count is used for counting the number of 'sqe' which is under processing. This reference count should be cleared as starting 'qp', otherwise the 'used' will be messy when allocating this 'qp' again. Fixes: 5308f6600a39("crypto: hisilicon - QM memory management...") Signed-off-by: Shukun Tan Signed-off-by: Yang Shen Reviewed-by: Zhou Wang --- drivers/crypto/hisilicon/qm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index ffb28cc..e89d9b6 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -755,6 +755,7 @@ static void qm_init_qp_status(struct hisi_qp *qp) qp_status->cq_head = 0; qp_status->cqc_phase = true; atomic_set(&qp_status->flags, 0); + atomic_set(&qp_status->used, 0); } static void qm_vft_data_cfg(struct hisi_qm *qm, enum vft_type type, u32 base,