[PATCH] arm64: mm: use correct mapping granularity under DEBUG_RODATA

[Catalin Marinas]

On Mon, Nov 16, 2015 at 01:18:47PM +0100, Ard Biesheuvel wrote:
> On 16 November 2015 at 13:16, Mark Rutland <mark.rutland at arm.com> wrote:
> >> > Does this need to be backported to stable?
> >>
> >> It should be fixed in stable, I think, but SWAPPER_BLOCK_SIZE is new
> >> in v4.4 so we'd need another patch anyway.
> >
> > I was hoping 87d1587bef394cd8 ("arm64: Move swapper pagetable
> > definitions") would backport easily. I just had a go and that's not the
> > case, and the conflict is non-trivial.
> >
> > Regardless, we should probably mark this with a fixes tag so it doesn't
> > get lost:
> >
> > Fixes: da141706aea52c1a ("arm64: add better page protections to arm64")
> 
> Indeed.
> 
> For the backported version, we can just add a #define
> SWAPPER_BLOCK_SIZE to mmu.c

Patch applied with a fixes tag. I assume you'll prepare a fix for stable
when Greg pings us.

Thanks.

-- 
Catalin