From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4791E70 for ; Thu, 20 May 2021 10:23:12 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 11C606109F; Thu, 20 May 2021 10:23:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1621506191; bh=Ne8XWBjCjC7wMEdXnGePN5BGuqE/9UQF0eMVmwjZmgc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=HtYjcM9VChqKKpPfgLDpUZn56MOoNCY1C3QUQdtMNbLH22/6n+YCYMPx/ZL5MgbCX zKFTBcw5DfH5Kdw0pP9Ces1FmRO8A9XdQ88MxPm8ipZGgNd6AGy6QPat4jS6JYVp4S zbMVw6yN9c9vrB+H89nqbDNyi9adLX1rVGzeAvaE= Date: Thu, 20 May 2021 12:02:40 +0200 From: Greg KH To: Kalle Valo Cc: Bhaumik Bhatt , Loic Poulain , Manivannan Sadhasivam , ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, regressions@lists.linux.dev, stable@vger.kernel.org Subject: Re: [regressions] ath11k: v5.12.3 mhi regression Message-ID: References: <87v97dhh2u.fsf@codeaurora.org> X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87v97dhh2u.fsf@codeaurora.org> On Thu, May 20, 2021 at 12:47:53PM +0300, Kalle Valo wrote: > Hi, > > I got several reports that this mhi commit broke ath11k in v5.12.3: > > commit 29b9829718c5e9bd68fc1c652f5e0ba9b9a64fed > Author: Bhaumik Bhatt > Date: Wed Feb 24 15:23:04 2021 -0800 > > bus: mhi: core: Process execution environment changes serially > > [ Upstream commit ef2126c4e2ea2b92f543fae00a2a0332e4573c48 ] > > Here are the reports: > > https://bugzilla.kernel.org/show_bug.cgi?id=213055 > > https://bugzilla.kernel.org/show_bug.cgi?id=212187 > > https://bugs.archlinux.org/task/70849?project=1&string=linux > > Interestingly v5.13-rc1 seems to work fine, at least for me, though I > have not tested v5.12.3 myself. Can someone revert this commit in the > stable release so that people get their wifi working again, please? How does the mhi bus code relate to a ath11k driver? What bus is that on? This seems odd... greg k-h