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Message-ID: <86802c440806290030u43129a6dm57a93a07533fa0b9@mail.gmail.com>
Date: Sun, 29 Jun 2008 00:30:21 -0700
From: "Yinghai Lu" <yhlu.kernel@gmail.com>
To: "Ingo Molnar" <mingo@elte.hu>
Subject: Re: [PATCH] x86: fix init_memory_mapping over boundary v4
Cc: "Thomas Gleixner" <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
       "Jeremy Fitzhardinge" <jeremy@goop.org>,
       "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
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On Sun, Jun 29, 2008 at 12:08 AM, Ingo Molnar <mingo@elte.hu> wrote:
>
> * Yinghai Lu <yhlu.kernel@gmail.com> wrote:
>
>> some end boundary is only page alignment, instead of 2M alignment,
>> so call ker_phycial_mapping_init three times.
>> then don't overmap above the max_low_pfn
>>
>> v2: make init_memory_mapping more solid: start could be any value other than 0
>> v3: fix NON PAE by handling left over in kernel_physical_mapping
>> v4: revert back to v2, and use PMD_SHIFT to calculate boundary
>>     also adjust size for pre-allocated table size
>
> i've got v3 applied to tip/master and it worked well in testing - on the
> old, 512m RAM problem laptop too. So could you send v4 as a delta patch
> instead please, against tip/master?

will. before that delta patch please do test on your 512M system .

YH