From: Yury Norov <ynorov@caviumnetworks.com>
To: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
Arnd Bergmann <arnd@arndb.de>,
Catalin Marinas <catalin.marinas@arm.com>
Cc: Yury Norov <ynorov@caviumnetworks.com>,
Andrew Pinski <pinskia@gmail.com>,
Andrew Pinski <Andrew.Pinski@caviumnetworks.com>,
Adam Borowski <kilobyte@angband.pl>,
Chris Metcalf <cmetcalf@ezchip.com>,
Steve Ellcey <sellcey@caviumnetworks.com>,
Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>,
Ramana Radhakrishnan <ramana.gcc@googlemail.com>,
Florian Weimer <fweimer@redhat.com>,
Bamvor Zhangjian <bamvor.zhangjian@huawei.com>,
Andreas Schwab <schwab@suse.de>,
Chris Metcalf <cmetcalf@mellanox.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
schwidefsky@de.ibm.com, broonie@kernel.org,
Joseph Myers <joseph@codesourcery.com>,
christoph.muellner@theobroma-systems.com, szabolcs.nagy@arm.com,
klimov.linux@gmail.com, Nathan_Lynch@mentor.com, agraf@suse.de,
Prasun.Kapoor@caviumnetworks.com, geert@linux-m68k.org,
philipp.tomsich@theobroma-systems.com,
manuel.montezelo@gmail.com, linyongting@huawei.com,
davem@davemloft.net, zhouchengming1@huawei.com,
Andrew Pinski <apinski@cavium.com>
Subject: [PATCH 20/20] arm64:ilp32: add ARM64_ILP32 to Kconfig
Date: Thu, 2 Mar 2017 00:49:28 +0530 [thread overview]
Message-ID: <1488395968-14313-21-git-send-email-ynorov@caviumnetworks.com> (raw)
In-Reply-To: <1488395968-14313-1-git-send-email-ynorov@caviumnetworks.com>
From: Andrew Pinski <apinski@cavium.com>
This patch adds the config option for ILP32.
Signed-off-by: Andrew Pinski <Andrew.Pinski@caviumnetworks.com>
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: Yury Norov <ynorov@caviumnetworks.com>
Reviewed-by: David Daney <ddaney@caviumnetworks.com>
---
arch/arm64/Kconfig | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index d059063..887f391 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1043,7 +1043,7 @@ source "fs/Kconfig.binfmt"
config COMPAT
bool
- depends on AARCH32_EL0
+ depends on AARCH32_EL0 || ARM64_ILP32
config AARCH32_EL0
bool "Kernel support for 32-bit EL0"
@@ -1065,6 +1065,14 @@ config AARCH32_EL0
If you want to execute 32-bit userspace applications, say Y.
+config ARM64_ILP32
+ bool "Kernel support for ILP32"
+ select COMPAT
+ help
+ This option enables support for AArch64 ILP32 user space. ILP32
+ is an ABI where long and pointers are 32bits but it uses the AARCH64
+ instruction set.
+
config SYSVIPC_COMPAT
def_bool y
depends on COMPAT && SYSVIPC
--
2.7.4
next prev parent reply other threads:[~2017-03-01 19:26 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-01 19:19 [PATCH v7 resend 00/20] ILP32 for ARM64 Yury Norov
2017-03-01 19:19 ` [PATCH 01/20] compat ABI: use non-compat openat and open_by_handle_at variants Yury Norov
2017-03-01 19:19 ` [PATCH 02/20] 32-bit ABI: introduce ARCH_32BIT_OFF_T config option Yury Norov
2017-03-01 19:19 ` [PATCH 03/20] asm-generic: Drop getrlimit and setrlimit syscalls from default list Yury Norov
2017-03-10 18:09 ` Will Deacon
2017-03-01 19:19 ` [PATCH 04/20] arm64: ilp32: add documentation on the ILP32 ABI for ARM64 Yury Norov
2017-03-01 19:19 ` [PATCH 05/20] arm64: rename COMPAT to AARCH32_EL0 in Kconfig Yury Norov
2017-03-01 19:19 ` [PATCH 06/20] arm64: ensure the kernel is compiled for LP64 Yury Norov
2017-03-01 19:19 ` [PATCH 07/20] arm64:uapi: set __BITS_PER_LONG correctly for ILP32 and LP64 Yury Norov
2017-03-01 19:19 ` [PATCH 08/20] thread: move thread bits accessors to separated file Yury Norov
2017-03-01 19:19 ` [PATCH 09/20] arm64: introduce is_a32_task and is_a32_thread (for AArch32 compat) Yury Norov
2017-03-01 19:19 ` [PATCH 10/20] arm64: ilp32: add is_ilp32_compat_{task,thread} and TIF_32BIT_AARCH64 Yury Norov
2017-03-01 19:19 ` [PATCH 11/20] arm64: introduce binfmt_elf32.c Yury Norov
2017-03-01 19:19 ` [PATCH 12/20] arm64: ilp32: introduce binfmt_ilp32.c Yury Norov
2017-03-01 19:19 ` [PATCH 13/20] arm64: ilp32: share aarch32 syscall handlers Yury Norov
2017-03-01 19:19 ` [PATCH 14/20] arm64: ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Yury Norov
2017-03-01 19:19 ` [PATCH 15/20] arm64: signal: share lp64 signal routines to ilp32 Yury Norov
2017-03-01 19:19 ` [PATCH 16/20] arm64: signal32: move ilp32 and aarch32 common code to separated file Yury Norov
2017-03-01 19:19 ` [PATCH 17/20] arm64: ilp32: introduce ilp32-specific handlers for sigframe and ucontext Yury Norov
2017-03-01 19:19 ` [PATCH 18/20] arm64: ptrace: handle ptrace_request differently for aarch32 and ilp32 Yury Norov
2017-03-01 19:19 ` [PATCH 19/20] arm64:ilp32: add vdso-ilp32 and use for signal return Yury Norov
2017-03-01 19:19 ` Yury Norov [this message]
2017-04-10 19:47 ` [PATCH v7 resend 00/20] ILP32 for ARM64 Yury Norov
2017-04-11 11:33 ` Catalin Marinas
2017-04-11 11:54 ` Andreas Schwab
2017-04-11 13:33 ` Yury Norov
2017-04-11 18:36 ` Yury Norov
2017-04-11 18:42 ` Florian Weimer
2017-04-11 20:52 ` Yury Norov
-- strict thread matches above, loose matches on Subject: below --
2017-06-19 15:49 [PATCH v8 " Yury Norov
2017-06-19 15:50 ` [PATCH 20/20] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov
2017-06-04 11:59 Yury Norov
2017-06-04 12:00 ` [PATCH 20/20] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov
2017-01-09 11:29 [PATCH v7 00/20] ILP32 for ARM64 Yury Norov
2017-01-09 11:29 ` [PATCH 20/20] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov
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