linux-kernel - Re: [PATCH v1] Revert "Bluetooth: core: Fix missing power

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Date:   Thu, 23 Jun 2022 12:51:13 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Francesco Dolcini <francesco.dolcini@...adex.com>
Cc:     Marcel Holtmann <marcel@...tmann.org>,
        Vasyl Vavrychuk <vasyl.vavrychuk@...nsynergy.com>,
        Max Krummenacher <max.oss.09@...il.com>,
        max.krummenacher@...adex.com,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Luiz Augusto von Dentz <luiz.dentz@...il.com>,
        Paolo Abeni <pabeni@...hat.com>,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH v1] Revert "Bluetooth: core: Fix missing power_on work
 cancel on HCI close"

On Tue, 21 Jun 2022 13:55:14 +0200 Francesco Dolcini wrote:
> Marcel, Vasyl,
> any comment on this?

+1 is there an ETA on the fix getting into net?

> On Tue, Jun 14, 2022 at 08:17:06PM +0200, Max Krummenacher wrote:
> > From: Max Krummenacher <max.krummenacher@...adex.com>
> > 
> > This reverts commit ff7f2926114d3a50f5ffe461a9bce8d761748da5.
> > 
> > The commit ff7f2926114d ("Bluetooth: core: Fix missing power_on work
> > cancel on HCI close") introduced between v5.18 and v5.19-rc1 makes
> > going to suspend freeze. v5.19-rc2 is equally affected.
> > 
> > This has been seen on a Colibri iMX6ULL WB which has a Marvell 8997
> > based WiFi / Bluetooth module connected over SDIO.
> > 
> > With 'v5.18' or 'v5.19-rc1 with said commit reverted' a suspend/resume
> > cycle looks as follows and the device is functional after the resume: