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=-6.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 E1BD5C388F7 for ; Sat, 7 Nov 2020 07:59:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 92B2A20872 for ; Sat, 7 Nov 2020 07:59:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="WKaiWEmY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727817AbgKGH7s (ORCPT ); Sat, 7 Nov 2020 02:59:48 -0500 Received: from z5.mailgun.us ([104.130.96.5]:11279 "EHLO z5.mailgun.us" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725985AbgKGH7s (ORCPT ); Sat, 7 Nov 2020 02:59:48 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1604735988; h=Date: Message-Id: Cc: To: References: In-Reply-To: From: Subject: Content-Transfer-Encoding: MIME-Version: Content-Type: Sender; bh=OXgxh02M+OX+ZL72hOdAV3GhCB+vjgrhSjj1vtF57NE=; b=WKaiWEmY2+yejyyLzWr1ud9JBdnZmSq9O6vhxI7PvOaXnJBxh1WmjLaZ08virFBKfXQl4tQI N1cXczydvdYNzsXkv8hOj7UiNpIG5I/qvw8RH//GpebqG0AEOHu0+VPb1NV3Z4DMfp4Hx2MU 9/0NKOr24OC19abfX2DZRfSy+P8= X-Mailgun-Sending-Ip: 104.130.96.5 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 smtp-out-n02.prod.us-west-2.postgun.com with SMTP id 5fa653e661a7f890a66737b0 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 07 Nov 2020 07:59:34 GMT Sender: kvalo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 97408C433CB; Sat, 7 Nov 2020 07:59:34 +0000 (UTC) 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 46861C433C6; Sat, 7 Nov 2020 07:59:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 46861C433C6 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=fail smtp.mailfrom=kvalo@codeaurora.org Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] ath11k: Remove unnecessary data sync to cpu on monitor buffer From: Kalle Valo In-Reply-To: <1602744454-22969-1-git-send-email-vthiagar@codeaurora.org> References: <1602744454-22969-1-git-send-email-vthiagar@codeaurora.org> To: Vasanthakumar Thiagarajan Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org User-Agent: pwcli/0.1.0-git (https://github.com/kvalo/pwcli/) Python/3.5.2 Message-Id: <20201107075934.97408C433CB@smtp.codeaurora.org> Date: Sat, 7 Nov 2020 07:59:34 +0000 (UTC) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Vasanthakumar Thiagarajan wrote: > Monitor ring Rx buffer is not really modified between dma map > and unmap. So remove the unnecssary data sync before dma unmap. > This does not fix any visible issue, found in code review. > > Compile tested only. > > Signed-off-by: Vasanthakumar Thiagarajan > Signed-off-by: Kalle Valo Patch applied to ath-next branch of ath.git, thanks. bafdbd79aae4 ath11k: Remove unnecessary data sync to cpu on monitor buffer -- https://patchwork.kernel.org/project/linux-wireless/patch/1602744454-22969-1-git-send-email-vthiagar@codeaurora.org/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches