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Re: [Xen-devel] [PATCH v3 4/9] xen/pvh: Bootstrap PVH guest

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On 06/02/17 21:37, Boris Ostrovsky wrote:
> On 02/06/2017 02:29 PM, kbuild test robot wrote:
>> Hi Boris,
>>
>> [auto build test WARNING on xen-tip/linux-next]
>> [also build test WARNING on v4.10-rc7]
>> [cannot apply to next-20170206]
>> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>>
>> url:    https://github.com/0day-ci/linux/commits/Boris-Ostrovsky/x86-boot-32-Convert-the-32-bit-pgtable-setup-code-from-assembly-to-C/20170207-014642
>> base:   https://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git linux-next
>> config: x86_64-randconfig-it0-02062149 (attached as .config)
>> compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
>> reproduce:
>>         # save the attached .config to linux build tree
>>         make ARCH=x86_64 
>>
>> All warnings (new ones prefixed by >>):
>>
>>>> arch/x86/xen/xen-pvh.o: warning: objtool: pvh_start_xen()+0x57: call without frame pointer save/setup
> 
> pvh_start_xen() is never called so this needs
> 
> diff --git a/arch/x86/xen/xen-pvh.S b/arch/x86/xen/xen-pvh.S
> index 512fda0..5e24671 100644
> --- a/arch/x86/xen/xen-pvh.S
> +++ b/arch/x86/xen/xen-pvh.S
> @@ -133,7 +133,7 @@ ENTRY(pvh_start_xen)
>  
>         ljmp $__BOOT_CS, $_pa(startup_32)
>  #endif
> -ENDPROC(pvh_start_xen)
> +END(pvh_start_xen)
>  
>         .section ".init.data","aw"
>         .balign 8
> 
> (I don't think it's worth re-sending the series with just this change).

With this change folded in:

Reviewed-by: Juergen Gross <jgross@suse.com>


Juergen

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[PATCH v3 0/9] PVH v2 support (domU) Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 6/9] xen/pvh: Initialize grant table for PVH guests Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 7/9] xen/pvh: PVH guests always have PV devices Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 8/9] xen/pvh: Enable CPU hotplug Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 5/9] xen/pvh: Make sure we don't use ACPI_IRQ_MODEL_PIC for SCI Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
    Re: [PATCH v3 5/9] xen/pvh: Make sure we don't use ACPI_IRQ_MODEL_PIC  for SCI Juergen Gross <jgross@suse.com> - 2017-02-07 11:20 +0100
  [PATCH v3 2/9] xen/x86: Remove PVH support Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 9/9] xen/pvh: Use Xen's emergency_restart op for PVH guests Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 1/9] x86/boot/32: Convert the 32-bit pgtable setup code from assembly to C Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
  [PATCH v3 4/9] xen/pvh: Bootstrap PVH guest Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 18:10 +0100
    Re: [Xen-devel] [PATCH v3 4/9] xen/pvh: Bootstrap PVH guest kbuild test robot <lkp@intel.com> - 2017-02-06 20:40 +0100
      Re: [Xen-devel] [PATCH v3 4/9] xen/pvh: Bootstrap PVH guest Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-06 21:40 +0100
        Re: [Xen-devel] [PATCH v3 4/9] xen/pvh: Bootstrap PVH guest Juergen Gross <jgross@suse.com> - 2017-02-07 11:10 +0100
  Re: [PATCH v3 0/9] PVH v2 support (domU) Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2017-02-07 18:50 +0100

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