From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it
Date: Wed, 2 Dec 2015 13:57:57 +0000 [thread overview]
Message-ID: <20151202135757.GA6367@arm.com> (raw)
In-Reply-To: <7159845.QvBivUPZSS@wuerfel>
On Wed, Dec 02, 2015 at 02:54:18PM +0100, Arnd Bergmann wrote:
> On Wednesday 02 December 2015 14:46:32 Arnd Bergmann wrote:
> > 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>
>
> (actually Cc Will Deacon)
>
> Will or Catalin, does this look ok to you?
Looks ok on the face of it (although I haven't tried compat w/ 64k pages).
I'll take it via the arm64 tree with your ack.
Cheers,
Will
next prev parent reply other threads:[~2015-12-02 13:57 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-17 21:16 [RFC2 PATCH v6 00/19] ILP32 for ARM64 Yury Norov
2015-11-17 21:16 ` [PATCH v6 01/19] arm64:ilp32: add documentation on the ILP32 ABI " Yury Norov
2015-11-18 8:09 ` Zhangjian (Bamvor)
2015-11-17 21:16 ` [PATCH v6 02/19] arm64: ensure the kernel is compiled for LP64 Yury Norov
2015-11-17 21:16 ` [PATCH v6 03/19] arm64: rename COMPAT to AARCH32_EL0 in Kconfig Yury Norov
2015-11-17 21:16 ` [PATCH v6 04/19] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Yury Norov
2015-12-03 12:02 ` Catalin Marinas
2015-12-04 21:58 ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 05/19] arm64:uapi: set __BITS_PER_LONG correctly for ILP32 and LP64 Yury Norov
2015-12-03 11:31 ` Catalin Marinas
2015-12-03 11:36 ` Dr. Philipp Tomsich
2015-11-17 21:16 ` [PATCH v6 06/19] arm64:ilp32: share signal structures between ILP32 and LP64 ABIs Yury Norov
2015-11-17 22:14 ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 07/19] arm64: introduce is_a32_task and is_a32_thread (for AArch32 compat) Yury Norov
2015-12-03 12:13 ` Catalin Marinas
2015-12-04 17:05 ` Yury Norov
2015-12-05 11:00 ` Catalin Marinas
2015-11-17 21:16 ` [PATCH v6 08/19] arm64:ilp32: add is_ilp32_compat_{task, thread} and TIF_32BIT_AARCH64 Yury Norov
2015-11-17 21:16 ` [PATCH v6 09/19] arm64:ilp32: share HWCAP between LP64 and ILP32 Yury Norov
2015-11-17 21:16 ` [PATCH v6 10/19] arm64:ilp32 use the native LP64 'start_thread' for ILP32 threads Yury Norov
2015-12-03 12:20 ` Catalin Marinas
2015-11-17 21:16 ` [PATCH v6 11/19] arm64:ilp32: support core dump generation for ILP32 Yury Norov
2015-12-03 16:39 ` Catalin Marinas
2015-11-17 21:16 ` [PATCH v6 12/19] ptrace: Allow compat to use the native siginfo Yury Norov
2015-11-17 21:16 ` [PATCH v6 13/19] arm64: ilp32: common 32-bit wrappers Yury Norov
2015-11-17 21:16 ` [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Yury Norov
2015-11-17 21:57 ` Arnd Bergmann
2015-11-18 8:14 ` Arnd Bergmann
2015-11-19 13:21 ` Andreas Schwab
2015-11-19 13:32 ` Arnd Bergmann
2015-11-30 15:34 ` Arnd Bergmann
2015-11-30 20:21 ` Yury Norov
2015-11-30 21:49 ` Arnd Bergmann
2015-12-01 0:20 ` Andrew Pinski
2015-12-01 0:40 ` Yury Norov
2015-12-01 10:26 ` Arnd Bergmann
2015-12-01 9:20 ` Andreas Schwab
2015-12-01 10:22 ` Arnd Bergmann
2015-12-01 11:01 ` Andreas Schwab
2015-12-01 11:30 ` Arnd Bergmann
2015-12-02 0:24 ` Yury Norov
2015-12-02 10:03 ` Arnd Bergmann
2015-12-03 17:17 ` Catalin Marinas
2015-12-01 21:29 ` Yury Norov
2015-12-01 22:39 ` Arnd Bergmann
2015-12-01 23:35 ` Yury Norov
2015-12-02 8:37 ` Arnd Bergmann
2015-12-02 9:15 ` Yury Norov
2015-12-02 10:35 ` Yury Norov
2015-12-02 13:46 ` Arnd Bergmann
2015-12-02 13:54 ` Arnd Bergmann
2015-12-02 13:57 ` Will Deacon [this message]
2015-12-03 17:47 ` Catalin Marinas
2015-12-03 18:14 ` Yury Norov
2015-12-03 20:42 ` Arnd Bergmann
2015-12-02 10:01 ` Yury Norov
2015-12-02 11:03 ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 15/19] arm64: ilp32: force IPC_64 in msgctl, shmctl, semctl Yury Norov
2015-11-17 22:07 ` Arnd Bergmann
2015-11-18 8:25 ` Andreas Schwab
2015-11-18 9:23 ` Arnd Bergmann
2015-11-18 10:07 ` Geert Uytterhoeven
2015-11-18 12:04 ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 16/19] aarch64: ilp32: use generic stat64 structure Yury Norov
2015-11-17 22:09 ` Arnd Bergmann
2015-11-18 20:36 ` Yury Norov
2015-11-18 20:45 ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 17/19] arm64:ilp32: use the native siginfo instead of the compat siginfo Yury Norov
2015-11-17 21:16 ` [PATCH v6 18/19] arm64:ilp32: change COMPAT_ELF_PLATFORM to report a a subplatform for ILP32 Yury Norov
2015-11-18 8:11 ` Zhangjian (Bamvor)
2015-11-18 11:21 ` pinskia at gmail.com
2015-11-18 20:25 ` Yury Norov
2015-11-18 21:47 ` Dr. Philipp Tomsich
2015-11-17 21:16 ` [PATCH v6 19/19] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov
2015-11-18 8:00 ` [RFC2 PATCH v6 00/19] ILP32 for ARM64 Zhangjian (Bamvor)
2015-11-23 16:49 ` Andreas Schwab
2015-12-03 17:59 ` Catalin Marinas
2015-12-04 15:35 ` Yury Norov
2015-12-04 17:18 ` Catalin Marinas
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