RE: [Xen-devel] Daily Xen Build

["Nakajima, Jun" <jun.nakajima@xxxxxxxxx>]

Nakajima, Jun wrote:
> Keir Fraser wrote:
>> On 24 Aug 2005, at 17:51, David F Barrera wrote:
>> 
>>>>  and the one that prevented you booting x86/64 domUs.
>>> I can't verify this since I can't boot Dom0 on x86_64, bugzilla #187
>>> (new).
>> 
>> Weird - I can't reporoduce this myself, even though my test box has a
>> tg3 (and it looks like tg3 initialisation is what's causing the
>> crash). 
>> 
>> I'll see if I can kick the kernel around some more tomorrow and get
>> the behaviour you observe. 
>> 
>>   -- Keir
>> 
> 
> I'm also seeing SMP dom0 broken, and only 1 CPU is up:
> 
> Booting processor 1/1 rip ffffffff80100014 rsp ffff8801ee715f58
> (XEN) DOM0: (file=mm.c, line=1455) Bad type (saw 00000000f0000001!=
> exp 00000000a0000000) for mfn 9d000 (pfn 0)
> Booting processor 2/2 rip ffffffff80100014 rsp ffff8801ee71ff58
> (XEN) DOM0: (file=mm.c, line=1455) Bad type (saw 00000000f0000001!=
> exp 00000000a0000000) for mfn 9d002 (pfn 2)
> ...
> 
> 
> Jun
> ---
> Intel Open Source Technology Center
> 
If I revert the changeset 6379, they are back.

--- a/linux-2.6-xen-sparse/arch/xen/x86_64/kernel/setup.c       Wed Aug
24 15:22:44 2005
+++ b/linux-2.6-xen-sparse/arch/xen/x86_64/kernel/setup.c       Wed Aug
24 15:46:33 2005
@@ -428,8 +428,9 @@
 {
         unsigned long bootmap_size = init_bootmem(start_pfn, end_pfn);
         free_bootmem(0, end_pfn << PAGE_SHIFT);   
-        /* XXX KAF: Why can't we leave low 1MB of memory free? */
-        reserve_bootmem(0, (PFN_PHYS(start_pfn) + bootmap_size +
PAGE_SIZE-1));
+        reserve_bootmem(HIGH_MEMORY,
+                        (PFN_PHYS(start_pfn) + bootmap_size +
PAGE_SIZE-1)
+                        - HIGH_MEMORY);
 }
 #else
 static void __init contig_initmem_init(void)


Jun
---
Intel Open Source Technology Center

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