linux-kernel - Re: [PATCH] ACPICA: Enable sleep button on ACPI legacy wake

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Message-ID: <CANiq72kpbgkjLqTP_uRNGN0Qh6xx_EBxy5AB+Y_1FNhi-Q9+xg@mail.gmail.com>
Date:   Fri, 1 Nov 2019 23:39:43 +0100
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Anchal Agarwal <anchalag@...zon.com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ACPICA: Enable sleep button on ACPI legacy wake

On Fri, Nov 1, 2019 at 10:25 PM Anchal Agarwal <anchalag@...zon.com> wrote:
>
> Currently we do not see sleep_enable bit set after guest resumes
> from hibernation. Hibernation is triggered in guest on receiving
> a sleep trigger from the hypervisor(S4 state). We see that power
> button is enabled on wake up from S4 state however sleep button
> isn't. This causes subsequent invocation of sleep state to fail
> in the guest. Any environment  going through acpi_hw_legacy_wake()
> won't have sleep button enabled.
>
> Signed-off-by: Anchal Agarwal <anchalag@...zon.com>
> Reviewed-by: Balbir Singh <sblbir@...zon.com>
> Reviewed-by: Frank van der Linden <fllinden@...zon.com>

Somehow this does not have recipients listed, CC'ing lkml.

Cheers,
Miguel