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SubjectRe: [PATCH v16 02/16] arm64: untag user pointers in access_ok and __uaccess_mask_ptr
On Wed, Jun 12, 2019 at 01:03:10PM +0200, Andrey Konovalov wrote:
> On Tue, Jun 11, 2019 at 7:39 PM Catalin Marinas <catalin.marinas@arm.com> wrote:
> > On Tue, Jun 11, 2019 at 07:09:46PM +0200, Andrey Konovalov wrote:
> > > Should I drop access_ok() change from my patch, since yours just reverts it?
> >
> > Not necessary, your patch just relaxes the ABI for all apps, mine
> > tightens it. You could instead move the untagging to __range_ok() and
> > rebase my patch accordingly.
>
> OK, will do. I'll also add a comment next to TIF_TAGGED_ADDR as Vincenzo asked.

Thanks.

--
Catalin

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