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

From	Arnd Bergmann <arnd@arndb.de>
Newsgroups	linux.kernel
Subject	Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it
Date	2015-12-02 14:50 +0100
Message-ID	<qBfXc-7QB-35@gated-at.bofh.it> (permalink)
References	<qvVPr-1Xk-3@gated-at.bofh.it> <qBb7b-4IB-5@gated-at.bofh.it> <qBcZk-5WX-17@gated-at.bofh.it>
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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@caviumnetworks.com>
> 

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

Acked-by: Arnd Bergmann <arnd@arndb.de>
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Thread

Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Yury Norov <ynorov@caviumnetworks.com> - 2015-12-01 22:40 +0100
  Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Arnd Bergmann <arnd@arndb.de> - 2015-12-01 23:50 +0100
    Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Yury Norov <ynorov@caviumnetworks.com> - 2015-12-02 00:40 +0100
      Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Arnd Bergmann <arnd@arndb.de> - 2015-12-02 09:40 +0100
        Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Yury Norov <ynorov@caviumnetworks.com> - 2015-12-02 10:20 +0100
        Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Yury Norov <ynorov@caviumnetworks.com> - 2015-12-02 11:40 +0100
          Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Arnd Bergmann <arnd@arndb.de> - 2015-12-02 14:50 +0100
            Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Arnd Bergmann <arnd@arndb.de> - 2015-12-02 15:00 +0100
              Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Will Deacon <will.deacon@arm.com> - 2015-12-02 15:00 +0100
  Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Catalin Marinas <catalin.marinas@arm.com> - 2015-12-03 18:50 +0100
    Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate  table (in entry.S) to use it Yury Norov <ynorov@caviumnetworks.com> - 2015-12-03 19:20 +0100
      Re: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Arnd Bergmann <arnd@arndb.de> - 2015-12-03 21:50 +0100

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