Received: by 2002:a25:6193:0:0:0:0:0 with SMTP id v141csp3464626ybb; Mon, 6 Apr 2020 09:24:54 -0700 (PDT) X-Google-Smtp-Source: APiQypJ8HDBsdta//sCp9QfUMr1EfHdD3ED/3X2f5n12IfpIzYutlKbInTTKoNhc8MNjHVDWZbaB X-Received: by 2002:a9d:12a6:: with SMTP id g35mr17858807otg.333.1586190294047; Mon, 06 Apr 2020 09:24:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1586190294; cv=none; d=google.com; s=arc-20160816; b=Wo+GOucmL7ugPE9uZxM3VO0banA1isG/BlzryendydRrXf7fj9NgMeS1pYxu1by+Jo sif0nsGjJ1OsaMjPWDW/7XC4Tw9NDTOZkK+xnjXLwlInHrMgj+vUfrFHTn9YyaSHb8aa iQiVAXZcOz4rJtjrChctTmRbbc3D3sI7AXxFibhkhQblk7IeNSBgujkuKCUzC9FtSb5K UDVhVIZ8VI0pKEgt82mS/FEjpnYIDdyUB1H9mkspQvm2yAB4BAvWsoxY0RNVp223NHVo NdFvnzFFQHr4urJnw+ZfCO7sm7H0NNTfRWkcBhykwioKxwj/OfWZjDTWrzYbu4iADBQN GIgw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:date:message-id:user-agent:cc:to :references:in-reply-to:from:subject:content-transfer-encoding :mime-version:dmarc-filter:dkim-signature; bh=K3ZH4zZZBAfUueC+WCVf/r6RJPEI+8w7E4Iy6KW4Zso=; b=Qt1J6SlDTlHVHX6AfW/jvj6R3ce550MR5l5Y3OawuHM2q6yzhthY7STjVX5fCUzTx0 N0OoRptdE5703yoPr6bPbKqb0OeBe4ASjG+c/0BxhmWHxGRE4AVRFPPGJxvo2hpvwdCb ReOz7aS9QarJ5A26khCuYQHFbRT5yPTsO5EWrf29GWX9dSKb811gmCBZgQrz9YA8aUEC MTaj9MmUETa9riCoVJcBHkNmAC1FVzbQNtY6sZG8skp0omqt3Zu5cPzQUtQn/0WN0bF7 f3ELHFIuW8EcoLshvs5Sov8r6nTPQn12Ft9g8j8fuFCLI+/HhlALqCfFVrd0+m5K3uOV L8/w== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@mg.codeaurora.org header.s=smtp header.b=WaagjZxu; spf=pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u28si22156otg.14.2020.04.06.09.24.41; Mon, 06 Apr 2020 09:24:54 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@mg.codeaurora.org header.s=smtp header.b=WaagjZxu; spf=pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729026AbgDFQYN (ORCPT + 99 others); Mon, 6 Apr 2020 12:24:13 -0400 Received: from mail26.static.mailgun.info ([104.130.122.26]:11917 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729005AbgDFQYN (ORCPT ); Mon, 6 Apr 2020 12:24:13 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1586190253; h=Date: Message-Id: Cc: To: References: In-Reply-To: From: Subject: Content-Transfer-Encoding: MIME-Version: Content-Type: Sender; bh=K3ZH4zZZBAfUueC+WCVf/r6RJPEI+8w7E4Iy6KW4Zso=; b=WaagjZxunn3C9veXgGPGeGCxBn533NidQr53vcxKknLB86FOF1cvAtgAF6F0G8t+QtAPZ5/q Euh1mukqb9AD1OFtdXfotHJ1dYAedGLtukDxfRYRI1OplCSVvBKUY9vsYwf6pjtQYDsujtsU Mrn79uMaVpOkfSdOSAkE5bX31FM= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI3YTAwOSIsICJsaW51eC13aXJlbGVzc0B2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e8b57ac.7f31c139e880-smtp-out-n05; Mon, 06 Apr 2020 16:24:12 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id D25C8C433BA; Mon, 6 Apr 2020 16:24:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=0.5 required=2.0 tests=ALL_TRUSTED,MISSING_DATE, MISSING_MID,SPF_NONE autolearn=no autolearn_force=no version=3.4.0 Received: from potku.adurom.net (88-114-240-156.elisa-laajakaista.fi [88.114.240.156]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: kvalo) by smtp.codeaurora.org (Postfix) with ESMTPSA id 70A93C433F2; Mon, 6 Apr 2020 16:24:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 70A93C433F2 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=kvalo@codeaurora.org Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] ath11k: Avoid mgmt tx count underflow From: Kalle Valo In-Reply-To: <1585567028-9242-1-git-send-email-srirrama@codeaurora.org> References: <1585567028-9242-1-git-send-email-srirrama@codeaurora.org> To: Sriram R Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, Sriram R User-Agent: pwcli/0.0.0-git (https://github.com/kvalo/pwcli/) Python/2.7.12 Message-Id: <20200406162411.D25C8C433BA@smtp.codeaurora.org> Date: Mon, 6 Apr 2020 16:24:11 +0000 (UTC) Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Sriram R wrote: > The mgmt tx count reference is incremented/decremented on every mgmt tx and on > tx completion event from firmware. > In case of an unexpected mgmt tx completion event from firmware, > the counter would underflow. Avoid this by decrementing > only when the tx count is greater than 0. > > Signed-off-by: Sriram R > Signed-off-by: Kalle Valo Patch applied to ath-next branch of ath.git, thanks. 800113ff4b1d ath11k: Avoid mgmt tx count underflow -- https://patchwork.kernel.org/patch/11465279/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches