Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it

From: Arnd Bergmann
Date: Wed Dec 02 2015 - 08:47:36 EST


On Wednesday 02 December 2015 13:35:22 Yury Norov wrote:
> On Wed, Dec 02, 2015 at 09:37:05AM +0100, Arnd Bergmann wrote:
> > The 4*PAGE_SIZE on ARM is an architecture specific oddity, I believe
> > to work around aliasing caches on ARMv6. As no other architecture does
> > this, we're probably better off not duplicating it for aarch64-ilp32
> > and just use sys_shmat as your v6 patch does.
> > Arnd
>
> If you feel ARMv6 fix for caches will come soon, just ignore it.
> Otherwise, please pull it because compat_sys_shmat is broken now
> for 64K pages.
>
> Signed-off-by: Yury Norov <ynorov@xxxxxxxxxxxxxxxxxx>
>

Sounds good. Will, do you want to take this for the arm64 tree.

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
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