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SubjectRe: [PATCH] x86/xen: fix booting 32-bit pv guest
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On 09.04.20 16:44, Boris Ostrovsky wrote:
>
> On 4/9/20 3:00 AM, Juergen Gross wrote:
>> Commit 2f62f36e62daec ("x86/xen: Make the boot CPU idle task reliable")
>> introduced a regression for booting 32 bit Xen PV guests: the address
>> of the initial stack needs to be a virtual one.
>>
>> Fixes: 2f62f36e62daec ("x86/xen: Make the boot CPU idle task reliable")
>> Signed-off-by: Juergen Gross <jgross@suse.com>
>
>
> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
>
>
>> ---
>> arch/x86/xen/xen-head.S | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S
>> index 7d1c4fcbe8f7..1ba601df3a37 100644
>> --- a/arch/x86/xen/xen-head.S
>> +++ b/arch/x86/xen/xen-head.S
>> @@ -38,7 +38,7 @@ SYM_CODE_START(startup_xen)
>> #ifdef CONFIG_X86_64
>
>
> While at it, I'd swap the ifdefs and fold x86_64 case into the one below.

I wanted to remove 32-bit PV support from the kernel soon, so I think
this can wait until then. :-)


Juergen

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