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SubjectRe: [PATCH] ACPICA: make acpi_load_table() return table index
On Thu, Sep 26, 2019 at 07:51:00PM +0300, Schmauss, Erik wrote:
> > -----Original Message-----
> > From: linux-acpi-owner@vger.kernel.org <linux-acpi-owner@vger.kernel.org>
> > On Behalf Of Shevchenko, Andriy
> > Sent: Thursday, September 26, 2019 9:35 AM
> > To: Schmauss, Erik <erik.schmauss@intel.com>
> > Cc: Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>; Rafael J. Wysocki
> > <rjw@rjwysocki.net>; Moore, Robert <robert.moore@intel.com>; Len Brown
> > <lenb@kernel.org>; Jacek Anaszewski <jacek.anaszewski@gmail.com>; Pavel
> > Machek <pavel@ucw.cz>; Dan Murphy <dmurphy@ti.com>; linux-
> > acpi@vger.kernel.org; devel@acpica.org; linux-kernel@vger.kernel.org;
> > nv@vosn.de
> > Subject: Re: [PATCH] ACPICA: make acpi_load_table() return table index
> >
> > On Thu, Sep 26, 2019 at 07:09:05PM +0300, Schmauss, Erik wrote:
> > > > -----Original Message-----
> > > > From: Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>
> > > > Sent: Thursday, September 12, 2019 1:08 AM
> > > > To: Shevchenko, Andriy <andriy.shevchenko@intel.com>; Schmauss, Erik
> > > > <erik.schmauss@intel.com>; Rafael J. Wysocki <rjw@rjwysocki.net>;
> > > > Moore, Robert <robert.moore@intel.com>
> > > > Cc: Len Brown <lenb@kernel.org>; Jacek Anaszewski
> > > > <jacek.anaszewski@gmail.com>; Pavel Machek <pavel@ucw.cz>; Dan
> > > > Murphy <dmurphy@ti.com>; linux-acpi@vger.kernel.org;
> > > > devel@acpica.org; linux- kernel@vger.kernel.org; nv@vosn.de;
> > > > Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>
> > > > Subject: [PATCH] ACPICA: make acpi_load_table() return table index
> > > >
> > > Hi Nikolaus,
> > >
> > > > For unloading an ACPI table, it is necessary to provide the index of the table.
> > > > The method intended for dynamically loading or hotplug addition of
> > > > tables, acpi_load_table(), should provide this information via an
> > > > optional pointer to the loaded table index.
> > >
> > > We'll take this patch for ACPICA upstream
> >
> > Erik,
> >
> Hi Andy,
>
> > how about to have also counterpart to acpi_load_table() which will do what it's
> > done now in acpi_configfs.c via acpi_tb_*() API?
>
> I should have given more details. We decided to add this extra parameter in AcpiLoadTable and
> we're going to create an AcpiUnloadTable function that will take table index to unload the table (basically the acpi_tb_unload..).
> Once we do this, you can use table indices with AcpiUnloadTable and AcpiLoadTable.

Sounds like what we discussed with Nikolaus earlier [1].
Thanks!

[1]: https://lore.kernel.org/linux-acpi/20190924120734.GT2680@smile.fi.intel.com/

--
With Best Regards,
Andy Shevchenko


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