From: Daniel Vetter <daniel@ffwll.ch>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Tejun Heo <tj@kernel.org>, Yinghai Lu <yinghai@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Renninger <trenn@suse.de>,
Tang Chen <tangchen@cn.fujitsu.com>,
linux-kernel@vger.kernel.org, "Rafael J. Wysocki" <rjw@sisk.pl>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
David Airlie <airlied@linux.ie>, Jacob Shin <jacob.shin@amd.com>,
linux-acpi@vger.kernel.org, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 01/14] x86, ACPI, mm: Kill max_low_pfn_mapped
Date: Mon, 11 Mar 2013 23:50:48 +0100 [thread overview]
Message-ID: <20130311225048.GA3872@bremse> (raw)
In-Reply-To: <51398096.1060304@zytor.com>
On Thu, Mar 07, 2013 at 10:09:26PM -0800, H. Peter Anvin wrote:
> On 03/07/2013 09:28 PM, Tejun Heo wrote:
> > On Thu, Mar 7, 2013 at 9:27 PM, Yinghai Lu <yinghai@kernel.org> wrote:
> >> They are not using memblock_find_in_range(), so 1ULL<< will not help.
> >>
> >> Really hope i915 drm guys could clean that hacks.
> >
> > The code isn't being used. Just leave it alone. Maybe add a comment.
> > The change is just making things more confusing.
> >
>
> Indeed, but...
>
> Daniel: can you guys clean this up or can we just remove the #if 0 clause?
I guess we could just put this into a comment explaining where stolen
memory for the gfx devices is at on gen2. But tbh I don't mind if we just
keep the #if 0 code around. For all newer platforms we can get at that
offset through mch bar registers, so I don't really care.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
next prev parent reply other threads:[~2013-03-11 22:51 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-08 4:58 [PATCH 00/14] x86, ACPI, numa: Parse numa info early Yinghai Lu
2013-03-08 4:58 ` [PATCH 01/14] x86, ACPI, mm: Kill max_low_pfn_mapped Yinghai Lu
2013-03-08 4:58 ` Yinghai Lu
2013-03-08 5:10 ` Tejun Heo
2013-03-08 5:10 ` Tejun Heo
2013-03-08 5:22 ` Yinghai Lu
2013-03-08 5:25 ` Tejun Heo
2013-03-08 5:27 ` Yinghai Lu
2013-03-08 5:28 ` Tejun Heo
2013-03-08 6:09 ` H. Peter Anvin
2013-03-11 22:50 ` Daniel Vetter [this message]
2013-03-11 23:09 ` Chris Wilson
2013-03-12 1:51 ` H. Peter Anvin
2013-03-08 4:58 ` [PATCH 02/14] x86, ACPI: Split find/copy from acpi_initrd_override Yinghai Lu
2013-03-08 5:33 ` Tejun Heo
2013-03-08 6:47 ` Yinghai Lu
2013-03-08 4:58 ` [PATCH 03/14] x86, ACPI: store override acpi tables phys addr Yinghai Lu
2013-03-08 5:36 ` Tejun Heo
2013-03-08 6:49 ` Yinghai Lu
2013-03-08 7:08 ` Tejun Heo
2013-03-08 4:58 ` [PATCH 04/14] x86, ACPI: make acpi override finding work with 32bit flat mode Yinghai Lu
2013-03-08 5:50 ` Tejun Heo
2013-03-08 6:57 ` Yinghai Lu
2013-03-08 7:06 ` Tejun Heo
2013-03-08 7:25 ` Yinghai Lu
2013-03-08 7:28 ` Tejun Heo
2013-03-08 7:16 ` Andrew Morton
2013-03-08 21:25 ` Thomas Gleixner
2013-03-08 4:58 ` [PATCH 05/14] x86, ACPI: Find acpi tables in initrd early at head_32.S/head64.c Yinghai Lu
2013-03-08 5:57 ` Tejun Heo
2013-03-08 7:02 ` Yinghai Lu
2013-03-08 7:07 ` Tejun Heo
2013-03-08 4:58 ` [PATCH 06/14] x86, mm, numa: Move successful path handling code later Yinghai Lu
2013-03-08 6:04 ` Tejun Heo
2013-03-08 7:03 ` Yinghai Lu
2013-03-08 4:58 ` [PATCH 07/14] x86, mm, numa: call numa_meminfo_cover_memory() early Yinghai Lu
2013-03-08 4:58 ` [PATCH 08/14] x86, mm, numa: use numa_meminfo to check node_map_pfn alignment Yinghai Lu
2013-03-08 6:26 ` Tejun Heo
2013-03-08 7:05 ` Yinghai Lu
2013-03-08 4:58 ` [PATCH 09/14] x86, mm, numa: set memblock nid later Yinghai Lu
2013-03-08 6:28 ` Tejun Heo
2013-03-08 7:11 ` Yinghai Lu
2013-03-08 4:58 ` [PATCH 10/14] x86, mm, numa: Move emulation handling down Yinghai Lu
2013-03-08 6:42 ` Tejun Heo
2013-03-08 7:13 ` Yinghai Lu
2013-03-08 4:58 ` [PATCH 11/14] x86, acpi, numa: split SLIT handling out Yinghai Lu
2013-03-08 6:46 ` Tejun Heo
2013-03-08 7:18 ` Yinghai Lu
2013-03-08 7:19 ` Tejun Heo
2013-03-08 7:33 ` Yinghai Lu
2013-03-08 4:58 ` [PATCH 12/14] x86, mm, numa: Add early_initmem_init() stub Yinghai Lu
2013-03-08 4:58 ` [PATCH 13/14] x86, mm: Parse numa info early Yinghai Lu
2013-03-08 4:58 ` [PATCH 14/14] x86, mm: Put pagetable on local node ram Yinghai Lu
2013-03-08 7:01 ` Tejun Heo
2013-03-08 7:44 ` Yinghai Lu
2013-03-08 8:20 ` Tang Chen
2013-03-08 17:25 ` Yinghai Lu
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