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From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: Macpaul Lin <macpaul.lin@mediatek.com>,
	Chunfeng Yun <chunfeng.yun@mediatek.com>,
	Mathias Nyman <mathias.nyman@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Matthias Brugger <matthias.bgg@gmail.com>
Cc: Mediatek WSD Upstream <wsd_upstream@mediatek.com>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org, linux-mediatek@lists.infradead.org,
	Macpaul Lin <macpaul.lin@gmail.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4] usb: host: xhci-mtk: avoid runtime suspend when removing hcd
Date: Thu, 4 Jun 2020 12:14:38 +0300	[thread overview]
Message-ID: <d65bf50c-b1de-ece4-f14d-8f54418108ad@linux.intel.com> (raw)
In-Reply-To: <1591239713-5081-1-git-send-email-macpaul.lin@mediatek.com>

On 4.6.2020 6.01, Macpaul Lin wrote:
> When runtime suspend was enabled, runtime suspend might happen
> when xhci is removing hcd. This might cause kernel panic when hcd
> has been freed but runtime pm suspend related handle need to
> reference it.
> 
> Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>
> Reviewed-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
> Cc: stable@vger.kernel.org
> ---
> Changes for v3:
>   - Replace better sequence for disabling the pm_runtime suspend.
> Changes for v4:
>   - Thanks for Sergei's review, typo in commit description has been corrected.
> 

Thanks, added to queue

-Mathias

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      reply	other threads:[~2020-06-04  9:12 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-29  4:29 [PATCH] usb: host: xhci-mtk: avoid runtime suspend when removing hcd Macpaul Lin
2020-05-29  4:32 ` [PATCH v2] " Macpaul Lin
2020-06-03  8:43   ` Chunfeng Yun
2020-06-03 11:47 ` [PATCH] " Mathias Nyman
2020-06-03 13:01   ` Macpaul Lin
2020-06-03 13:09   ` [PATCH v3] " Macpaul Lin
2020-06-03 17:33     ` Sergei Shtylyov
2020-06-04  3:01     ` [PATCH v4] " Macpaul Lin
2020-06-04  9:14       ` Mathias Nyman [this message]

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