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SubjectRe: [PATCH v5] MIPS: Truncate link address into 32bit for 32bit kernel
On Fri, Apr 24, 2020 at 01:22:30PM +0100, Maciej W. Rozycki wrote:
> On Thu, 23 Apr 2020, Jiaxun Yang wrote:
>
> > > Alternatively, have you made any attempt to verify if actually replacing
> > >the setting for VMLINUX_LOAD_ADDRESS would be safe? Glancing over its use
> > >there do not appear to be many places.
> >
> > Limited experiments showed it should be fine...
> >
> > But MIPS kernel has some design I'm not really familiar with like SYM32 for
> > 64-bit kernel and special address space design for Trap-and-emul KVM.
>
> This only affects CONFIG_32BIT kernels, so SYM32 does not apply; I can't
> comment on KVM. There's still that bunch of:
>
> $(shell expr $(...) \< 0xffffffff80000000)
>
> constructs I mentioned before, so let's leave your change as it stands at
> this time. Please do rename the variable as I suggested though, I hope
> that's not a big deal.

Jiaxun, are you going to send an update with this change ?

Thomas.

--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]

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