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From: Christoph Hellwig <hch@lst.de>
To: Keith Busch <kbusch@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>,
	linux-nvme@lists.infradead.org, sagi@grimberg.me
Subject: Re: [PATCH] nvme-pci: use simple suspend when a HMB is enabled
Date: Wed, 10 Jun 2020 08:53:36 +0200	[thread overview]
Message-ID: <20200610065336.GA1397@lst.de> (raw)
In-Reply-To: <20200609162953.GA2278@redsun51.ssa.fujisawa.hgst.com>

On Wed, Jun 10, 2020 at 01:29:53AM +0900, Keith Busch wrote:
> On Tue, Jun 09, 2020 at 06:10:53PM +0200, Christoph Hellwig wrote:
> > While the NVMe specification allows the device to access the host memory
> > buffer in host DRAM from all power states, hosts will fail access to
> > DRAM during S3 and similar power states.
> > 
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
> 
> Looks good. Stable ought to pick this up too.

I've added a:

Fixes: d916b1be94b6 ("nvme-pci: use host managed power state for suspend")

and added it to nvme-5.8.

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      parent reply	other threads:[~2020-06-10  6:53 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-09 16:10 [PATCH] nvme-pci: use simple suspend when a HMB is enabled Christoph Hellwig
2020-06-09 16:29 ` Keith Busch
2020-06-09 16:30   ` Keith Busch
2020-06-09 17:28   ` Sagi Grimberg
2020-06-10  6:53   ` Christoph Hellwig [this message]

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