Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1309510

[PATCH v6 19/21] arm64:ilp32: add ARM64_ILP32 to Kconfig

Show all headers | View raw

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 | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 2c205a4..8606c15 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -763,7 +763,7 @@ source "fs/Kconfig.binfmt"
 
 config COMPAT
 	def_bool y
-	depends on AARCH32_EL0
+	depends on AARCH32_EL0 || ARM64_ILP32
 
 config AARCH32_EL0
 	bool "Kernel support for 32-bit EL0"
@@ -783,6 +783,13 @@ config AARCH32_EL0
 
 	  If you want to execute 32-bit userspace applications, say Y.
 
+config ARM64_ILP32
+	bool "Kernel support for ILP32"
+	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
-- 
2.5.0

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[RFC5 PATCH v6 00/21] ILP32 for ARM64 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 16/21] arm64: signal32: move ilp32 and aarch32 common code to separated file Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 09/21] arm64: ilp32: add is_ilp32_compat_{task,thread} and TIF_32BIT_AARCH64 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 05/21] arm64: compat: change config dependences to aarch32 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 19/21] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 15/21] arm64: signal: share lp64 signal routines to ilp32 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 08/21] arm64: introduce is_a32_task and is_a32_thread (for AArch32 compat) Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 18/21] arm64:ilp32: add vdso-ilp32 and use for signal return Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 13/21] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 02/21] arm64: ensure the kernel is compiled for LP64 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 04/21] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 07/21] thread: move thread bits accessors to separated file Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 10/21] arm64: introduce binfmt_elf32.c Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 17/21] arm64: ilp32: introduce ilp32-specific handlers for sigframe Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 12/21] arm64: ptrace: handle ptrace_request differently for aarch32 and ilp32 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  [PATCH v6 11/21] arm64: ilp32: introduce binfmt_ilp32.c Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100
  Re: [PATCH v6 20/21] all: s390: make compat wrappers the generic  solution Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 19:20 +0100
  Re: [PATCH v6 20/21] all: s390: make compat wrappers the generic  solution Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-01-15 13:50 +0100
    Re: [PATCH v6 20/21] all: s390: make compat wrappers the generic  solution Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-01-20 09:20 +0100
      Re: [PATCH v6 20/21] all: s390: make compat wrappers the generic  solution Yury Norov <ynorov@caviumnetworks.com> - 2016-01-20 13:20 +0100
  Re: [RFC5 PATCH v6 00/21] ILP32 for ARM64 "Zhangjian (Bamvor)" <bamvor.zhangjian@huawei.com> - 2016-01-18 14:20 +0100
    Re: [RFC5 PATCH v6 00/21] ILP32 for ARM64 Andreas Schwab <schwab@suse.de> - 2016-01-18 14:30 +0100
      Re: [RFC5 PATCH v6 00/21] ILP32 for ARM64 Bamvor Zhang Jian <bamvor.zhangjian@linaro.org> - 2016-01-18 14:50 +0100

csiph-web