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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 993C2C4361B for ; Wed, 9 Dec 2020 16:47:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B09E22BE9 for ; Wed, 9 Dec 2020 16:47:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726698AbgLIQrr (ORCPT ); Wed, 9 Dec 2020 11:47:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728099AbgLIQrr (ORCPT ); Wed, 9 Dec 2020 11:47:47 -0500 Received: from mail-ej1-x642.google.com (mail-ej1-x642.google.com [IPv6:2a00:1450:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6EFFC0611CF for ; Wed, 9 Dec 2020 08:46:07 -0800 (PST) Received: by mail-ej1-x642.google.com with SMTP id ce23so3058114ejb.8 for ; Wed, 09 Dec 2020 08:46:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloud.ionos.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=QWpXk/5XKmoU4V5l78k0MQE8DoOGpWuFgtB9vCnVr8s=; b=IhObAFrMLBtJG7jUEvY7mCt5Vdjr+8tZhlUBZbxd4zNpNQJ4pbtA+5wVIDfeSVPAuK acu6zWsI2N/ZeIpCSNa32UmCFHBJaaauAZRjmBXxU2mhwJsxAyTWl89twGJYrR4nUwhz sq0TU5cC+9ZCsGYFQY0h/x2RYSiRZrJWBy3WqoKO0Y6ogUjbvBTrskNzk4deiGzwjjVe 50D+0QPvbfoJGD0iSDyYxxo4disRT9WVRwvKS76GzN0+JwMFDxg70clNn6btRxkH+1gL GDnBw9i5VlYFnA+1KG8Hoh9udu+ZgiHm4SzbBnYn2REEqq5ExM6LTTyxNE+J6WsCV9CN xGZQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QWpXk/5XKmoU4V5l78k0MQE8DoOGpWuFgtB9vCnVr8s=; b=oM94Mqm1qs8YWKK5CLuEp1aopluM0mqKd216GMJ9/1YPwE37+Ffog9WZcAkluaivoR gNF1x0T/0ih1nZ9VAezMth3OLQFNeYS8f8rsVYFbx5ehUL52Tlok6NgP9ZRiiJz4h/jg dO6r6nr9e21A1R0IZC8eW14ADWZrAl1uj/BUss56J2QNtg4pzy7y9WNTJt2PBFVj0gzD SzKU9JbpkLyJxayGDRd4B/DkEEtHeZGxps9Ri/bAI0X4FgWy5+W70flb2EPis0QcuLOX SFEGiZb8LvrYL0xU+JreHEtsUBs4a72BIP3IZC1iuq8kCR3VKFMjxSrg+LE7ADOOzj1A 4mow== X-Gm-Message-State: AOAM533ywIYN4m1ZFFLd5ytf5xqBTzp8ra3uq7msoV907u/aoNEA9x84 MZVBIAlPV2H9l+UvqmO5hmricd7n2fNSdQ== X-Google-Smtp-Source: ABdhPJyYpaE2xzOa9FCsJGLbwZkzneeK3de8n9iyH8rbOkgvSc5cMYUf5HP0M+dYkK41Yo99NpcpeA== X-Received: by 2002:a17:906:d10f:: with SMTP id b15mr2721962ejz.268.1607532366349; Wed, 09 Dec 2020 08:46:06 -0800 (PST) Received: from jwang-Latitude-5491.fkb.profitbricks.net ([2001:16b8:49e0:2500:1d14:118d:b29c:98ec]) by smtp.gmail.com with ESMTPSA id h16sm1977915eji.110.2020.12.09.08.46.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Dec 2020 08:46:05 -0800 (PST) From: Jack Wang To: linux-rdma@vger.kernel.org Cc: bvanassche@acm.org, leon@kernel.org, dledford@redhat.com, jgg@ziepe.ca, danil.kipnis@cloud.ionos.com, jinpu.wang@cloud.ionos.com, Gioh Kim Subject: [PATCH for-next 18/18] RDMA/rtrs-srv: Init wr_cnt as 1 Date: Wed, 9 Dec 2020 17:45:42 +0100 Message-Id: <20201209164542.61387-19-jinpu.wang@cloud.ionos.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201209164542.61387-1-jinpu.wang@cloud.ionos.com> References: <20201209164542.61387-1-jinpu.wang@cloud.ionos.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Fix up wr_avail accounting. if wr_cnt is 0, then we do SIGNAL for first wr, in completion we add queue_depth back, which is not right in the sense of tracking for available wr. So fix it by init wr_cnt to 1. Signed-off-by: Jack Wang Signed-off-by: Gioh Kim --- drivers/infiniband/ulp/rtrs/rtrs-srv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c index 8363c407ab4b..e1907c10c7e7 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c @@ -1603,7 +1603,7 @@ static int create_con(struct rtrs_srv_sess *sess, con->c.cm_id = cm_id; con->c.sess = &sess->s; con->c.cid = cid; - atomic_set(&con->wr_cnt, 0); + atomic_set(&con->wr_cnt, 1); if (con->c.cid == 0) { /* -- 2.25.1