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[23.128.96.18]) by mx.google.com with ESMTP id ho20si2866820ejc.529.2021.10.22.06.27.05; Fri, 22 Oct 2021 06:27:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mg.codeaurora.org header.s=smtp header.b=vG0r2pkI; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231331AbhJVN26 (ORCPT + 64 others); Fri, 22 Oct 2021 09:28:58 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:19157 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230342AbhJVN25 (ORCPT ); Fri, 22 Oct 2021 09:28:57 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1634909200; h=Message-ID: References: In-Reply-To: Subject: Cc: To: From: Date: Content-Transfer-Encoding: Content-Type: MIME-Version: Sender; bh=KadeOTJYtrQkEWqq+GA8by7YAHpQlnzqRRdJflygeL8=; b=vG0r2pkI2dSY+Oj8fVCUlDWOjteLkQwtJKiu/8Dww5AHa9DwBwmAd8x725VWFaWI1remz+t3 Pb/8oGv+FyAUvIWK4XMb7TykUcwDwywWKKeboCOf+0iVVmQJCbBK9VholoAfeqeOlLoM4eKh LSwMundB+qBMxx7HGaH7F2n/kEw= X-Mailgun-Sending-Ip: 198.61.254.9 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-n04.prod.us-west-2.postgun.com with SMTP id 6172bc09321f2400511ef942 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 22 Oct 2021 13:26:33 GMT Sender: vjakkam=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 499D1C43460; Fri, 22 Oct 2021 13:26:33 +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=-2.9 required=2.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.codeaurora.org (localhost.localdomain [127.0.0.1]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: vjakkam) by smtp.codeaurora.org (Postfix) with ESMTPSA id 0C991C4338F; Fri, 22 Oct 2021 13:26:33 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 22 Oct 2021 18:56:32 +0530 From: vjakkam@codeaurora.org To: Johannes Berg Cc: linux-wireless@vger.kernel.org Subject: Re: [PATCH] nl80211: Indicate SA Query procedures offload for AP SME device In-Reply-To: <612e80125878bae6fccbb72701381832a8a6029c.camel@sipsolutions.net> References: <1634210331-9001-1-git-send-email-vjakkam@codeaurora.org> <612e80125878bae6fccbb72701381832a8a6029c.camel@sipsolutions.net> Message-ID: <5a1f654e3406e99c816afbc762519fea@codeaurora.org> X-Sender: vjakkam@codeaurora.org User-Agent: Roundcube Webmail/1.3.9 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On 2021-10-21 21:02, Johannes Berg wrote: > On Thu, 2021-10-14 at 16:48 +0530, Veerendranath Jakkam wrote: >> Add AP SME device feature flag to advertise that the SA Query >> procedures >> are handled in driver. >> >> If this flag is advertised SA Query request or response frames from >> peers >> are not reported to userspace. Thus userspace components shall skip SA >> Query specific validations. >> >> Ex: When AP started with Operating Channel Validation(OCV) support and >> channel switch occurs, hostapd starts SA Query timer for OCV enabled >> STAs. Hostapd sends deauth to the STAs which didn't send SA Query >> request before timeout, Hostapd can skip such validations when this >> flag >> advertised. > > So how's that going to work with older hostapd? It'll be offloaded, and > then hostapd doesn't know, so it's still going to disconnect them? > > So should be that hostapd also opts in to this driver behaviour? yes, we have to update hostapd also with new implementation based on the feature flag. > > Also ... it _really_ would be good if there were upstream drivers with > these things ... I fully agree. But unfortunately none of the upstream drivers implemented OCV features within them.