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From: rafael@kernel.org (Rafael J. Wysocki)
Subject: [PATCHv2 6/6] nvme-pci: Use host managed power state for suspend
Date: Thu, 16 May 2019 22:56:07 +0200	[thread overview]
Message-ID: <CAJZ5v0hZSiQuuq2+P+uLd3uE=ruuTW+5DmAdjqcr39=7poUe-g@mail.gmail.com> (raw)
In-Reply-To: <20190516203950.GB23853@localhost.localdomain>

On Thu, May 16, 2019@10:45 PM Keith Busch <kbusch@kernel.org> wrote:
>
> On Thu, May 16, 2019@10:25:47PM +0200, Rafael J. Wysocki wrote:
> > On Thu, May 16, 2019@9:43 PM Keith Busch <kbusch@kernel.org> wrote:
> > > If we're going to replace our SIMPLE_DEV_PM_OPS as Rafael suggests,
> > > might as well add a .suspend_noirq callback. We can just save the
> > > state again to work around this too.
> >
> > Relax, pretty please.  Saving the state again shouldn't be necessary.
> >
> > Let's first understand what's going on.
>
> Hah, okay fair enough.
>
> FWIW, I've tried current mainline on two different platforms and I see
> only the expected number of calls to pci_pm_suspend_noirq, so everything
> works for me.

And I don't see why it might not work anywhere else other than a
kernel source hacked into pieces or a platform with fundamental
problems. :-)

  reply	other threads:[~2019-05-16 20:56 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-15 16:36 [PATCH 1/6] nvme-pci: Fix controller freeze wait disabling Keith Busch
2019-05-15 16:36 ` [PATCH 2/6] nvme-pci: Don't disable on timeout in reset state Keith Busch
2019-05-16  3:07   ` Ming Lei
2019-05-16 14:33     ` Keith Busch
2019-05-16  6:27   ` Christoph Hellwig
2019-05-15 16:36 ` [PATCH 3/6] nvme-pci: Unblock reset_work on IO failure Keith Busch
2019-05-16  3:13   ` Ming Lei
2019-05-16 14:14     ` Keith Busch
2019-05-17  2:31       ` Ming Lei
2019-05-16  6:28   ` Christoph Hellwig
2019-05-15 16:36 ` [PATCH 4/6] nvme-pci: Sync queues on reset Keith Busch
2019-05-16  3:34   ` Ming Lei
2019-05-16  6:29   ` Christoph Hellwig
2019-05-16 14:08     ` Keith Busch
2019-05-16 13:43   ` Minwoo Im
2019-05-15 16:36 ` [PATCH 5/6] nvme: Export get and set features Keith Busch
2019-05-16  6:26   ` Christoph Hellwig
2019-05-16 13:47   ` Minwoo Im
2019-05-15 16:36 ` [PATCHv2 6/6] nvme-pci: Use host managed power state for suspend Keith Busch
2019-05-15 19:33   ` Mario.Limonciello
2019-05-15 19:34     ` Keith Busch
2019-05-15 19:43       ` Mario.Limonciello
2019-05-16  6:25   ` Christoph Hellwig
2019-05-16 14:24     ` Keith Busch
2019-05-17  9:08       ` Christoph Hellwig
2019-05-16  9:29   ` Rafael J. Wysocki
2019-05-16 14:26     ` Keith Busch
2019-05-16 18:27       ` Kai-Heng Feng
2019-05-16 18:33         ` Mario.Limonciello
2019-05-16 19:38           ` Keith Busch
2019-05-16 20:25             ` Rafael J. Wysocki
2019-05-16 20:39               ` Keith Busch
2019-05-16 20:56                 ` Rafael J. Wysocki [this message]
2019-05-17  8:39                   ` Rafael J. Wysocki
2019-05-17  9:05                     ` Christoph Hellwig
2019-05-17  9:17                       ` Rafael J. Wysocki
2019-05-17  9:35                         ` Christoph Hellwig
2019-05-17 10:34                           ` Rafael J. Wysocki
2019-05-22  6:47                             ` Kai Heng Feng
2019-05-22 15:52                               ` Christoph Hellwig
2019-05-22 16:02                                 ` Keith Busch
2019-05-22 16:35                                   ` Mario.Limonciello
2019-05-22 16:56                                     ` Keith Busch
2019-05-22 23:08                                     ` Keith Busch
2019-05-23 15:27                                       ` Keith Busch
2019-05-17  9:22                     ` Kai-Heng Feng
2019-05-17  9:32                       ` Rafael J. Wysocki
2019-05-16 20:24         ` Rafael J. Wysocki
2019-05-16  2:43 ` [PATCH 1/6] nvme-pci: Fix controller freeze wait disabling Ming Lei
2019-05-17 18:40   ` Keith Busch
2019-05-16  6:27 ` Christoph Hellwig

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