linux-kernel - Re: [PATCH 5.15+] nvme/pci: Add APST quirk for Lenovo N60z laptop

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Message-ID: <2024081547-unfounded-dumping-9d42@gregkh>
Date: Thu, 15 Aug 2024 10:32:54 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: WangYuli <wangyuli@...ontech.com>
Cc: stable@...r.kernel.org, sashal@...nel.org, keith.busch@...el.com,
	axboe@...com, hch@....de, sagi@...mberg.me,
	linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
	xuerpeng@...ontech.com, hmy <huanglin@...ontech.com>,
	Wentao Guan <guanwentao@...ontech.com>,
	Keith Busch <kbusch@...nel.org>
Subject: Re: [PATCH 5.15+] nvme/pci: Add APST quirk for Lenovo N60z laptop

On Wed, Jul 31, 2024 at 03:18:27PM +0800, WangYuli wrote:
> commit ab091ec536cb7b271983c0c063b17f62f3591583 upstream
> 
> There is a hardware power-saving problem with the Lenovo N60z
> board. When turn it on and leave it for 10 hours, there is a
> 20% chance that a nvme disk will not wake up until reboot.
> 
> Link: https://lore.kernel.org/all/2B5581C46AC6E335+9c7a81f1-05fb-4fd0-9fbb-108757c21628@uniontech.com
> Signed-off-by: hmy <huanglin@...ontech.com>
> Signed-off-by: Wentao Guan <guanwentao@...ontech.com>
> Signed-off-by: WangYuli <wangyuli@...ontech.com>
> Signed-off-by: Keith Busch <kbusch@...nel.org>
> ---
>  drivers/nvme/host/pci.c | 7 +++++++
>  1 file changed, 7 insertions(+)

All now queued up, thanks.

greg k-h