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Date: Mon, 13 May 2019 12:16:18 -0600 From: Keith Busch <kbusch@...nel.org> To: Kai-Heng Feng <kai.heng.feng@...onical.com> Cc: sagi@...mberg.me, rafael@...nel.org, linux-pm@...r.kernel.org, Mario.Limonciello@...l.com, linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org, keith.busch@...el.com, Christoph Hellwig <hch@....de> Subject: Re: [PATCH] nvme/pci: Use host managed power state for suspend On Tue, May 14, 2019 at 01:16:22AM +0800, Kai-Heng Feng wrote: > Disabling HMB prior suspend makes my original patch work without memory > barrier. > > However, using the same trick on this patch still freezes the system during > S2I. Could you post your code, please?
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