Re: [PATCH v15 05/17] arms64: untag user pointers passed to memory syscalls

Dave Martin
2019-05-28T15:56:55Z

On Tue, May 28, 2019 at 04:40:58PM +0100, Catalin Marinas wrote:

[...]

> My thoughts on allowing tags (quick look):
>
> brk - no

[...]

> mlock, mlock2, munlock - yes
> mmap - no (we may change this with MTE but not for TBI)

[...]

> mprotect - yes

I haven't following this discussion closely... what's the rationale for
the inconsistencies here (feel free to refer me back to the discussion
if it's elsewhere).

Cheers
---Dave