Re: CPA boot crash (was: [PATCH] [0/36] Great change_page_attr patch series v3)

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To: Andi Kleen <ak@...>
Cc: <linux-kernel@...>, <tglx@...>, <jbeulich@...>, <venkatesh.pallipadi@...>
Date: Friday, January 18, 2008 - 11:33 am

hm, i just found a failing 64-bit .config while testing your CPA 
patchset:

 [    1.916541] CPA mapping 4k 0 large 2048 gb 0 x 0[0-0] miss 0
 [    1.919874] Unable to handle kernel paging request at 000000000335aea8 RIP:
 [    1.919874]  [<ffffffff8021d2d3>] change_page_attr+0x3/0x61
 [    1.919874] PGD 0
 [    1.919874] Oops: 0000 [1]
 [    1.919874] CPU 0

config and full crash.log attached. Fully reproducible. I've also pushed 
out the current x86.git with the new CPA bits included.

	Ingo
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Messages in current thread:
Re: CPA boot crash (was: [PATCH] [0/36] Great change_page_at..., Ingo Molnar, (Fri Jan 18, 11:33 am)
[PATCH] [35/36] Remove set_kernel_exec, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [36/36] Clean up pte_exec, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [14/36] CPA: Add simple self test at boot, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [10/36] Add pte_pgprot on i386, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [9/36] Add pte accessors for the global bit, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [8/36] CPA: Do a simple self test at boot, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [4/36] CPA: Undo white space changes, Andi Kleen, (Wed Jan 16, 6:15 pm)
[PATCH] [1/36] Undo pat cpa patch, Andi Kleen, (Wed Jan 16, 6:14 pm)