linux-kernel - Re: [PATCH v2 2/2] Revert "ACPI: PM: Block ASUS B1400CEAE from suspend to idle by default"

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Message-ID: <CAJZ5v0ikxjoJz7FDQ4dpCuY70w3LvAT5Tjitfzm9MDLdNyPF1g@mail.gmail.com>
Date: Wed, 7 Feb 2024 11:29:57 +0100
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Jian-Hong Pan <jhp@...lessos.org>
Cc: Daniel Drake <drake@...lessos.org>, tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, 
	dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com, 
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, bhelgaas@...gle.com, 
	david.e.box@...ux.intel.com, mario.limonciello@....com, rafael@...nel.org, 
	lenb@...nel.org, linux-acpi@...r.kernel.org, linux@...lessos.org
Subject: Re: [PATCH v2 2/2] Revert "ACPI: PM: Block ASUS B1400CEAE from
 suspend to idle by default"

On Wed, Feb 7, 2024 at 10:09 AM Jian-Hong Pan <jhp@...lessos.org> wrote:
>
> Daniel Drake <drake@...lessos.org> 於 2024年2月7日 週三 下午4:45寫道：
> >
> > This reverts commit d52848620de00cde4a3a5df908e231b8c8868250, which
> > was originally put in place to work around a s2idle failure on this
> > platform where the NVMe device was inaccessible upon resume.
> >
> > After extended testing, we found that the firmware's implementation of
> > S3 is buggy and intermittently fails to wake up the system. We need
> > to revert to s2idle mode.
> >
> > The NVMe issue has now been solved more precisely in the commit titled
> > "PCI: Disable D3cold on Asus B1400 PCI-NVMe bridge"
> >
> > Link: https://bugzilla.kernel.org/show_bug.cgi?id=215742
> > Signed-off-by: Daniel Drake <drake@...lessos.org>
>
> Signed-off-by: Jian-Hong Pan <jhp@...lessos.org>

What is this tag supposed to mean?

In a reply to a patch, you can give Acked-by, Reviewed-by or
Tested-by.  Which one do you mean?

> > ---
> >  drivers/acpi/sleep.c | 12 ------------
> >  1 file changed, 12 deletions(-)
> >
> > diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
> > index 808484d112097..728acfeb774d8 100644
> > --- a/drivers/acpi/sleep.c
> > +++ b/drivers/acpi/sleep.c
> > @@ -385,18 +385,6 @@ static const struct dmi_system_id acpisleep_dmi_table[] __initconst = {
> >                 DMI_MATCH(DMI_PRODUCT_NAME, "20GGA00L00"),
> >                 },
> >         },
> > -       /*
> > -        * ASUS B1400CEAE hangs on resume from suspend (see
> > -        * https://bugzilla.kernel.org/show_bug.cgi?id=215742).
> > -        */
> > -       {
> > -       .callback = init_default_s3,
> > -       .ident = "ASUS B1400CEAE",
> > -       .matches = {
> > -               DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
> > -               DMI_MATCH(DMI_PRODUCT_NAME, "ASUS EXPERTBOOK B1400CEAE"),
> > -               },
> > -       },
> >         {},
> >  };
> >
> > --