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 Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F3C84C433F5 for ; Fri, 25 Mar 2022 19:26:30 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 93DA3415D9; Fri, 25 Mar 2022 19:26:30 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Hf0m6WyPBJzM; Fri, 25 Mar 2022 19:26:29 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp4.osuosl.org (Postfix) with ESMTPS id BB51E41581; Fri, 25 Mar 2022 19:26:28 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 89AB3C001D; Fri, 25 Mar 2022 19:26:28 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 9EAB3C0012 for ; Fri, 25 Mar 2022 19:26:27 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 953C3842E2 for ; Fri, 25 Mar 2022 19:26:27 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp1.osuosl.org (amavisd-new); dkim=pass (1024-bit key) header.d=natalenko.name Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ul5SP3sppEN3 for ; Fri, 25 Mar 2022 19:26:26 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 Received: from vulcan.natalenko.name (vulcan.natalenko.name [IPv6:2001:19f0:6c00:8846:5400:ff:fe0c:dfa0]) by smtp1.osuosl.org (Postfix) with ESMTPS id 6AABE842DF for ; Fri, 25 Mar 2022 19:26:25 +0000 (UTC) Received: from spock.localnet (unknown [83.148.33.151]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by vulcan.natalenko.name (Postfix) with ESMTPSA id F322EE4E0AB; Fri, 25 Mar 2022 20:26:21 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=natalenko.name; s=dkim-20170712; t=1648236382; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gkbNNfeNpPwe6UQ985hZPvn6dllNsvG00WrMvTQUIGI=; b=qytSP8fvTZGeblf/fJrh/9X4CD7KyWYpv5y6rjoU67VaEfcJ3Ydlb6dwojwD32wjzVVDfl s+Dv0Me0Om7d6cPBtCkFhFC3E1zyeBw/9bAyXDxPWlgwO8bHcblKXGz14vscA7y1cgJZTb SNNO2wV88E2F6dyekzSEbtvhTZFIL/U= To: Maxime Bizon , Linus Torvalds Subject: Re: [REGRESSION] Recent swiotlb DMA_FROM_DEVICE fixes break ath9k-based AP Date: Fri, 25 Mar 2022 20:26:20 +0100 Message-ID: <12981608.uLZWGnKmhe@natalenko.name> In-Reply-To: References: <1812355.tdWV9SEqCh@natalenko.name> <31434708dcad126a8334c99ee056dcce93e507f1.camel@freebox.fr> MIME-Version: 1.0 Cc: Toke =?ISO-8859-1?Q?H=F8iland=2DJ=F8rgensen?= , Netdev , Kalle Valo , linux-wireless , Linux Kernel Mailing List , stable , "David S. Miller" , Halil Pasic , iommu , Olha Cherevyk , Greg Kroah-Hartman , Jakub Kicinski , Paolo Abeni , Robin Murphy , Christoph Hellwig X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Oleksandr Natalenko via iommu Reply-To: Oleksandr Natalenko Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" T24gcMOhdGVrIDI1LiBixZllem5hIDIwMjIgMTk6MzA6MjEgQ0VUIExpbnVzIFRvcnZhbGRzIHdy b3RlOgo+IFRoZSByZWFzb24gdGhlIGF0aDlrIGlzc3VlIHdhcyBmb3VuZCBxdWlja2x5Cj4gaXMg dmVyeSBsaWtlbHkgKk5PVCogYmVjYXVzZSBhdGg5ayBpcyB0aGUgb25seSB0aGluZyBhZmZlY3Rl ZC4gTm8sCj4gaXQncyBiZWNhdXNlIGF0aDlrIGlzIHJlbGF0aXZlbHkgY29tbW9uLgoKSW5kZWVk LiBCdXQgaGF2aW5nIGEgd2lmZSB3aG8gY29tcGxhaW5zIGFib3V0IG5vbi13b3JraW5nIFdpLUZp IHByaW50ZXIgZGVmaW5pdGVseSBoZWxwcyBpbiBmaW5kaW5nIHRoZSBpc3N1ZSB0b28uCgotLSAK T2xla3NhbmRyIE5hdGFsZW5rbyAocG9zdC1mYWN0dW0pCgoKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KaW9tbXUgbWFpbGluZyBsaXN0CmlvbW11QGxpc3Rz LmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2lvbW11