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=-18.8 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 B349FC433E9 for ; Thu, 21 Jan 2021 11:50:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5AA48239D0 for ; Thu, 21 Jan 2021 11:50:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730830AbhAULtv (ORCPT ); Thu, 21 Jan 2021 06:49:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45834 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730787AbhAULtI (ORCPT ); Thu, 21 Jan 2021 06:49:08 -0500 Received: from mail-io1-xd2e.google.com (mail-io1-xd2e.google.com [IPv6:2607:f8b0:4864:20::d2e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 814D0C0613D3 for ; Thu, 21 Jan 2021 03:48:27 -0800 (PST) Received: by mail-io1-xd2e.google.com with SMTP id d81so3378547iof.3 for ; Thu, 21 Jan 2021 03:48:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=m6e39kAfCJQxvEQdmc/oDMA8MTPHe7FkK1dKGoyuSSk=; b=MjUzmMnMtHugryAIUP4qnuXUMxstLxIJX3Q+4cRAvZpPbzivp4cKamS40MFmnssASk X243ad1D3Mckag/zUAt/PRurHnU22NTJsGnWe/gXJ9Hc3Fzaoy7UGu/KX83gEv2GxerW ocmhpFeDtvN1ZGWZWYgNsGLW8+f1N7UjY+LZ8kVqVfLNQRjgvPeP6CfQea3YTQa0KueB BikLPLzmiIEkDg4dbXxPFFHPcAvfdTl0wnM3tr0mRpjUG5UEu+5F2gNk8vb6iCNjXkw/ eK0XigvItjIV89cY6zUqQkROjEvkhyFbRiKtwSO7ulm/Wu0RJsbqjlJxsn6Hovd24xjq 28kw== 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=m6e39kAfCJQxvEQdmc/oDMA8MTPHe7FkK1dKGoyuSSk=; b=mtWiwdnCH/ahfftXQMohKBFwpN8BbTLytZSB2qFN6f1mstYMDVmEhRLJw9jOre/iYf nmjQzIf8t+n9n7bMp0pJm10vczFaDwa6ifkI11XnFtDam/2GwqFMuwrZrAkrwMQtpYOp x1hZrHZpvz1FkmDUqXIAzTmyFFMRDefmxNi28onkyetM6QhfWMGpBzH8Jq87GpLdsQHg ZBn1RPF6rBPhWQhay0XBTkDSAAjhBjyPdteGRVXlSY5XPl33gFUXM1EeyYrs8sY10hNZ 4qZfCPTugEhY2upb14jbCUstNfNoABRFxxYW6CLrUrqLOwIhzf3+IzSlC6vPpbnJuqoT IzNQ== X-Gm-Message-State: AOAM532uiWHDOOjqlQ3RFMWg7JZ8FUOvIP6GiRg0CcPgshYTkCb6TC04 fP2w72lIqFAbg+VRfHRc9jxQeA== X-Google-Smtp-Source: ABdhPJxT3jUndpNJDCJ1ywEhrPp6QiS+5rqIySMgJTFbNcWlh2edYJVid7kX3PIY+Gwa1gnrLQweUw== X-Received: by 2002:a5e:8812:: with SMTP id l18mr10088840ioj.149.1611229706989; Thu, 21 Jan 2021 03:48:26 -0800 (PST) Received: from beast.localdomain (c-73-185-129-58.hsd1.mn.comcast.net. [73.185.129.58]) by smtp.gmail.com with ESMTPSA id p5sm2762766ilm.80.2021.01.21.03.48.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Jan 2021 03:48:26 -0800 (PST) From: Alex Elder To: davem@davemloft.net, kuba@kernel.org Cc: elder@kernel.org, evgreen@chromium.org, bjorn.andersson@linaro.org, cpratapa@codeaurora.org, subashab@codeaurora.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next v2 2/5] net: ipa: heed napi_complete() return value Date: Thu, 21 Jan 2021 05:48:18 -0600 Message-Id: <20210121114821.26495-3-elder@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210121114821.26495-1-elder@linaro.org> References: <20210121114821.26495-1-elder@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Pay attention to the return value of napi_complete(), completing polling only if it returns true. Just use napi rather than &channel->napi as the argument passed to napi_complete(). Signed-off-by: Alex Elder --- drivers/net/ipa/gsi.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c index 56a5eb61b20c4..634f514e861e7 100644 --- a/drivers/net/ipa/gsi.c +++ b/drivers/net/ipa/gsi.c @@ -1555,10 +1555,8 @@ static int gsi_channel_poll(struct napi_struct *napi, int budget) gsi_trans_complete(trans); } - if (count < budget) { - napi_complete(&channel->napi); + if (count < budget && napi_complete(napi)) gsi_irq_ieob_enable(channel->gsi, channel->evt_ring_id); - } return count; } -- 2.20.1