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[Xen-devel] Moving a PV Linux kernel


  • To: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Michael Abd-El-Malek <mabdelmalek@xxxxxxx>
  • Date: Sun, 9 Mar 2008 18:49:42 -0400
  • Delivery-date: Sun, 09 Mar 2008 15:50:04 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>

I'm trying to change where a 64-bit PV Linux kernel resides. So I changed __START_KERNEL_map from 0xffffffff80000000UL to 0xffffffffc0000000UL in linux-2.6.18-xen.hg/include/asm-x86_64/mach- xen/asm/page.h. When I tried to boot that kernel, I got the following error message from xm create: Error: (1, 'Internal error', 'arch_setup_bootlate: pin_table failed (pfn 0x7b5, rc=1)\n')

I spent some time trying digging into the hypervisor to understand the above message, but I didn't get anywhere.

So I have two questions:
1) Why is the above error message happening?
2) Am I forgetting any other place where constants need to change? (Either in the Linux kernel tree or in Xen.)

Thanks,
Mike

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