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Re: [PATCH] Fix left over EFI cache mapping problems

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From: Andi Kleen <andi@...>
To: Huang, Ying <ying.huang@...>
Cc: Ingo Molnar <mingo@...>, Andi Kleen <andi@...>, <torvalds@...>, <tglx@...>, <linux-kernel@...>
Subject: Re: [PATCH] Fix left over EFI cache mapping problems
Date: Friday, February 15, 2008 - 4:55 am

> But because end_pfn_map contains the above UC memory area, efi_ioremap()

I see. It would be a good idea if you could test with a limited
memmap (mem=... command line option) just to make sure this path works

Right now I don't think pageattr.c will deal fully correct with 
the fixmap, but if the git-x86#mm changes are pushed for .25
it might actually work.

-Andi
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Messages in current thread:
[PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Thu Feb 14, 9:13 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Ingo Molnar, (Thu Feb 14, 12:12 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Fri Feb 15, 12:48 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Fri Feb 15, 4:48 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Fri Feb 15, 5:21 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Fri Feb 15, 5:43 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Ingo Molnar, (Fri Feb 15, 3:08 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Sun Feb 17, 9:53 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Mon Feb 18, 7:26 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Ingo Molnar, (Mon Feb 18, 10:05 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Fri Feb 15, 3:32 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Linus Torvalds, (Fri Feb 15, 1:44 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Ingo Molnar, (Fri Feb 15, 3:30 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Fri Feb 15, 2:24 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Thu Feb 14, 1:16 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Ingo Molnar, (Thu Feb 14, 2:38 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Thu Feb 14, 10:52 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Fri Feb 15, 4:55 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Huang, Ying, (Fri Feb 15, 5:16 am)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Thu Feb 14, 5:42 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Arjan van de Ven, (Thu Feb 14, 6:08 pm)
Re: [PATCH] Fix left over EFI cache mapping problems, Andi Kleen, (Thu Feb 14, 7:01 pm)