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Re: [Xen-devel] [RFC] xen: Don't use memory_region_init_ram_nomigrate() in pci_assign_dev_load_option_rom()



On Fri, Jun 15, 2018 at 11:06:47AM +0100, Peter Maydell wrote:
> On 5 June 2018 at 17:55, Anthony PERARD <anthony.perard@xxxxxxxxxx> wrote:
> > On Fri, Jun 01, 2018 at 06:59:10PM +0100, Peter Maydell wrote:
> >> The xen pci_assign_dev_load_option_rom() currently creates a RAM
> >> memory region with memory_region_init_ram_nomigrate(), and then
> >> manually registers it with vmstate_register_ram(). In fact for
> >> its only callsite, the 'owner' pointer we use for the init call
> >> and the '&dev->qdev' pointer we use for the vmstate_register_ram()
> >> call refer to the same object. Simplify the function to only
> >> take a pointer to the device once instead of twice, and use
> >> memory_region_init_ram() which automatically does the vmstate
> >> register for us.
> >>
> >> Signed-off-by: Peter Maydell <peter.maydell@xxxxxxxxxx>
> >> ---
> >> This is a fairly trivial no-behaviour-change code cleanup, but
> >> I've marked it as RFC because I don't have a setup for doing
> >> more than just compile-testing Xen related patches.
> >> This was found as part of a sweep through for code using
> >> the _nomigrate versions of functions.
> >
> > That patch looks fine, and seams fine after hacking my way into testing
> > the change.
> >
> > Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> 
> Thanks for the review. Stefano, do you want to take it via the
> xen subtree?

Hi Peter,

We don't have any other patch for xen, so feel free to commit this
one.

-- 
Anthony PERARD

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