Re: [PATCH] x86/xen: Calculate __max_logical_packages on PV domains

[Simon Gaiser <simon@invisiblethingslab.com>]

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Boris Ostrovsky:
> On 02/07/2018 06:49 PM, Prarit Bhargava wrote:
>> The kernel panics on PV domains because native_smp_cpus_done() is
>> only called for HVM domains.
>>
>> Calculate __max_logical_packages for PV domains.
>>
>> Fixes: b4c0a7326f5d ("x86/smpboot: Fix __max_logical_packages estimate")
>> Signed-off-by: Prarit Bhargava <prarit@redhat.com>
>> Tested-and-reported-by: Simon Gaiser <simon@invisiblethingslab.com>
>> Cc: Thomas Gleixner <tglx@linutronix.de>
>> Cc: Ingo Molnar <mingo@redhat.com>
>> Cc: "H. Peter Anvin" <hpa@zytor.com>
>> Cc: x86@kernel.org
>> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
>> Cc: Juergen Gross <jgross@suse.com>
>> Cc: Dou Liyang <douly.fnst@cn.fujitsu.com>
>> Cc: Prarit Bhargava <prarit@redhat.com>
>> Cc: Kate Stewart <kstewart@linuxfoundation.org>
>> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>> Cc: Andy Lutomirski <luto@kernel.org>
>> Cc: Andi Kleen <ak@linux.intel.com>
>> Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
>> Cc: xen-devel@lists.xenproject.org
> 
> 
> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>

The fixed bug is in 4.15 so it should get into stable. It's
63e708f826bb21470155d37b103a75d8a9e25b18 upstream.


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