Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size to less 1M | KernelTrap

Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size to less 1M

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From: H. Peter Anvin <hpa@...>

To: Ingo Molnar <mingo@...>

Cc: Yinghai Lu <yhlu.kernel@...>, Thomas Gleixner <tglx@...>, Andrew Morton <akpm@...>, <linux-kernel@...>

Subject: Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size to less 1M

Date: Tuesday, September 30, 2008 - 2:50 pm

Ingo Molnar wrote:

quoted text

> * Ingo Molnar wrote:
>
>> * H. Peter Anvin wrote:
>>
>>> Applied series to tip:x86/mtrr, thanks!
>> tested them and pushed it out into tip/master.
>
> btw., now that we've got wide enough exposure (a kernel release), could
> we please flip around the default of CONFIG_MTRR_SANITIZER and make it
> default-y? This feature should only produce a worse result if there's a
> bug in that code, right?
>

Yes. Furthermore, right now the code has to be enabled *and* a kernel
command line option has to be passed. I suspect we eventually want to
runtime-enable it by default, too.

-hpa
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Messages in current thread:

[PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size to l..., Yinghai Lu, (Mon Sep 29, 9:54 pm)

Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size ..., H. Peter Anvin, (Tue Sep 30, 12:07 am)

Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size ..., Ingo Molnar, (Tue Sep 30, 3:45 am)

Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size ..., Ingo Molnar, (Tue Sep 30, 4:11 am)

Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size ..., H. Peter Anvin, (Tue Sep 30, 2:50 pm)

Re: [PATCH 1/2] x86: mtrr_cleanup prepare to make gran_size ..., Yinghai Lu, (Tue Sep 30, 12:06 pm)

[PATCH 2/2] x86: mtrr_cleanup try gran_size to less than 1M, Yinghai Lu, (Mon Sep 29, 9:54 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., J.A. , (Thu Oct 2, 6:32 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Ingo Molnar, (Fri Oct 3, 3:37 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., J.A. , (Fri Oct 3, 3:41 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., H. Peter Anvin, (Fri Oct 3, 3:40 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Ingo Molnar, (Fri Oct 3, 3:44 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., H. Peter Anvin, (Fri Oct 3, 3:38 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., D. Hugh Redelmeier, (Fri Oct 3, 10:57 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Ingo Molnar, (Fri Oct 3, 3:42 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., H. Peter Anvin, (Fri Oct 3, 3:44 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 6:39 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., J.A. , (Thu Oct 2, 7:20 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 7:45 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 6:46 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Ingo Molnar, (Fri Oct 3, 3:38 am)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., J.A. , (Thu Oct 2, 6:03 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 6:33 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., D. Hugh Redelmeier, (Thu Oct 2, 7:55 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 9:27 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., J.A. , (Thu Oct 2, 6:58 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 6:52 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., J.A. , (Thu Oct 2, 7:00 pm)

Re: [PATCH 2/2] x86: mtrr_cleanup try gran_size to less than..., Yinghai Lu, (Thu Oct 2, 7:20 pm)

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