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Re: [Xen-devel] [PATCH] tools/save: Drop unused parameters from xc_domain_save()


  • To: Wei Liu <wl@xxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Wed, 22 Jan 2020 14:13:15 +0000
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  • Cc: Anthony PERARD <anthony.perard@xxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxx>
  • Delivery-date: Wed, 22 Jan 2020 14:13:29 +0000
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On 22/01/2020 14:08, Wei Liu wrote:
> On Tue, Jan 07, 2020 at 12:19:36PM +0000, Wei Liu wrote:
>> On Mon, Jan 06, 2020 at 05:03:52PM +0000, Andrew Cooper wrote:
>>> XCFLAGS_CHECKPOINT_COMPRESS has been unused since c/s b15bc4345 (2015),
>>> XCFLAGS_HVM since c/s 9e8672f1c (2013), and XCFLAGS_STDVGA since c/s
>>> 087d43326 (2007).  Drop the constants, and code which sets them.
>>>
>>> The separate hvm parameter (appeared in c/s d11bec8a1, 2007 and ultimately
>>> redundant with XCFLAGS_HVM), is used for sanity checking and debug printing,
>>> then discarded and replaced with Xen's idea of whether the domain is PV or
>>> HVM.
>>>
>>> Rearrange the logic in xc_domain_save() to ask Xen sightly earlier, and use 
>>> a
>>> consistent idea of 'hvm' throughout.  Removing this parameter removes the
>>> final user of libxl's dss->hvm, so drop that field as well.
>>>
>>> Update the doxygen comment to be accurate.
>>>
>>> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
>> Acked-by: Ian Jackson <Ian.Jackson@xxxxxxxxxx>
> This is a mistake. I obviously shouldn't use Ian's name and address to
> ack a patch.
>
> Acked-by: Wei Liu <wl@xxxxxxx>

Erm, oops...  I already committed it with "Ian's" ack.

I was talking to him about it on IRC at around this time (in relation to
its companion patch on the restore side, which he really did ack), so I
didn't think twice.

Overall, no harm done, but I will try to be more vigilant in the future.

~Andrew

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