regressions.lists.linux.dev archive mirror
 help / color / mirror / Atom feed
From: Greg KH <gregkh@linuxfoundation.org>
To: Bhaumik Bhatt <bbhatt@codeaurora.org>
Cc: Kalle Valo <kvalo@codeaurora.org>,
	Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
	Loic Poulain <loic.poulain@linaro.org>,
	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
Date: Thu, 20 May 2021 19:58:49 +0200	[thread overview]
Message-ID: <YKajWVPUSTzNVVm8@kroah.com> (raw)
In-Reply-To: <3e8bac3b02e3549a55b7c9b78b699965@codeaurora.org>

On Thu, May 20, 2021 at 10:38:12AM -0700, Bhaumik Bhatt wrote:
> On 2021-05-20 05:36 AM, Kalle Valo wrote:
> > Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> writes:
> > 
> > > On Thu, May 20, 2021 at 12:02:40PM +0200, Greg KH wrote:
> > > > 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 <bbhatt@codeaurora.org>
> > > > > 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?
> > > > 
> > > 
> > > MHI is the transport used by the ath11k driver to work with the WLAN
> > > devices
> > > over PCIe.
> > > 
> > > Regarding the bug, I'd suggest to wait for Bhaumik (the author of
> > > 29b9829718c5)
> > > to comment on the possible commit which needs backporting from
> > > mainline.
> > 
> > Ok, but if a quick fix is not available I think we should just revert
> > this in the stable releases. I also got a report that v5.11.21 is
> > broken:
> > 
> > https://bugzilla.kernel.org/show_bug.cgi?id=213055#c11
> 
> Please pick [1] as the dependency to [ Upstream commit
> ef2126c4e2ea2b92f543fae00a2a0332e4573c48 ].

what is [1]???

What commit do I need to backport, a commit id would be nice...

thanks,

greg k-h

  reply	other threads:[~2021-05-20 17:58 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-20  9:47 [regressions] ath11k: v5.12.3 mhi regression Kalle Valo
2021-05-20 10:02 ` Greg KH
2021-05-20 10:43   ` Manivannan Sadhasivam
2021-05-20 12:36     ` Kalle Valo
2021-05-20 17:38       ` Bhaumik Bhatt
2021-05-20 17:58         ` Greg KH [this message]
2021-05-20 18:04           ` Bhaumik Bhatt
2021-05-20 18:17             ` Greg KH
2021-05-24  5:56               ` Kalle Valo

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YKajWVPUSTzNVVm8@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=ath11k@lists.infradead.org \
    --cc=bbhatt@codeaurora.org \
    --cc=kvalo@codeaurora.org \
    --cc=linux-wireless@vger.kernel.org \
    --cc=loic.poulain@linaro.org \
    --cc=manivannan.sadhasivam@linaro.org \
    --cc=regressions@lists.linux.dev \
    --cc=stable@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).