From: Juergen Gross <jgross@suse.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
xen-devel@lists.xenproject.org, Len Brown <lenb@kernel.org>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Ingo Molnar <mingo@redhat.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
stable@vger.kernel.org
Subject: Re: [PATCH v2 1/2] x86/acpi: add retrieval function for rsdp address
Date: Fri, 26 Jan 2018 19:21:13 +0100 [thread overview]
Message-ID: <a33e605a-73d7-83b7-4472-14f66b6738be@suse.com> (raw)
In-Reply-To: <CAHp75VdgdQXH-d9+Fo1DwGdfV1pB0jADMmwAK1BU7oN6dgQs8Q@mail.gmail.com>
On 26/01/18 19:08, Andy Shevchenko wrote:
> On Thu, Jan 25, 2018 at 4:36 PM, Juergen Gross <jgross@suse.com> wrote:
>> Add a function to get the address of the RSDP table. Per default use a
>> __weak annotated function being a nop.
>
> The problem with weak functions that we can't have more than one
> implementation per kernel while we would like to built several code
> paths.
>
> I have stumbled on the similar stuff and realize that.
>
> Perhaps, one of the solution is to have an additional struct under
> x86_init to alternate ACPI related stuff.
I think we can go that route when another user of that interface is
appearing.
Juergen
next prev parent reply other threads:[~2018-01-26 18:21 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-25 14:36 [PATCH v2 0/2] xen: re-enable booting as Xen PVH guest Juergen Gross
2018-01-25 14:36 ` [PATCH v2 1/2] x86/acpi: add retrieval function for rsdp address Juergen Gross
2018-01-26 18:08 ` Andy Shevchenko
2018-01-26 18:21 ` Juergen Gross [this message]
2018-01-28 15:04 ` Andy Shevchenko
2018-01-29 3:02 ` Rafael J. Wysocki
2018-01-31 15:43 ` Andy Shevchenko
2018-02-01 7:57 ` Rafael J. Wysocki
2018-02-01 15:45 ` Andy Shevchenko
2018-02-02 12:02 ` Rafael J. Wysocki
2018-01-29 3:01 ` Rafael J. Wysocki
2018-01-31 15:41 ` Andy Shevchenko
2018-01-25 14:36 ` [PATCH v2 2/2] xen: add acpi_arch_get_root_pointer() for pvh guests Juergen Gross
2018-01-25 15:46 ` Boris Ostrovsky
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