Thread (30 messages) 30 messages, 3 authors, 2022-02-25

[PATCH V6 04/20] kconfig: Add SYSVIPC_COMPAT for all architectures

From: guoren@kernel.org
Date: 2022-02-24 08:55:44
Also in: linux-arch, linux-arm-kernel, linux-mips, linux-riscv, linux-s390, lkml, sparclinux
Subsystem: arm64 port (aarch64 architecture), linux for powerpc (32-bit and 64-bit), mips, parisc architecture, s390 architecture, sparc + ultrasparc (sparc/sparc64), the rest, x86 architecture (32-bit and 64-bit) · Maintainers: Catalin Marinas, Will Deacon, Madhavan Srinivasan, Michael Ellerman, Thomas Bogendoerfer, "James E.J. Bottomley", Helge Deller, Heiko Carstens, Vasily Gorbik, Alexander Gordeev, "David S. Miller", Andreas Larsson, Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen

From: Guo Ren <redacted>

The existing per-arch definitions are pretty much historic cruft.
Move SYSVIPC_COMPAT into init/Kconfig.

Signed-off-by: Guo Ren <redacted>
Signed-off-by: Guo Ren <guoren@kernel.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
---
 arch/arm64/Kconfig   | 4 ----
 arch/mips/Kconfig    | 5 -----
 arch/parisc/Kconfig  | 4 ----
 arch/powerpc/Kconfig | 5 -----
 arch/s390/Kconfig    | 3 ---
 arch/sparc/Kconfig   | 5 -----
 arch/x86/Kconfig     | 4 ----
 init/Kconfig         | 4 ++++
 8 files changed, 4 insertions(+), 30 deletions(-)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 09b885cc4db5..51fdb6e9c522 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -2108,10 +2108,6 @@ config DMI
 
 endmenu
 
-config SYSVIPC_COMPAT
-	def_bool y
-	depends on COMPAT && SYSVIPC
-
 menu "Power management options"
 
 source "kernel/power/Kconfig"
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 058446f01487..91a17ad380c9 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -3170,16 +3170,12 @@ config MIPS32_COMPAT
 config COMPAT
 	bool
 
-config SYSVIPC_COMPAT
-	bool
-
 config MIPS32_O32
 	bool "Kernel support for o32 binaries"
 	depends on 64BIT
 	select ARCH_WANT_OLD_COMPAT_IPC
 	select COMPAT
 	select MIPS32_COMPAT
-	select SYSVIPC_COMPAT if SYSVIPC
 	help
 	  Select this option if you want to run o32 binaries.  These are pure
 	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
@@ -3193,7 +3189,6 @@ config MIPS32_N32
 	select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
 	select COMPAT
 	select MIPS32_COMPAT
-	select SYSVIPC_COMPAT if SYSVIPC
 	help
 	  Select this option if you want to run n32 binaries.  These are
 	  64-bit binaries using 32-bit quantities for addressing and certain
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 43c1c880def6..bc56759d44a2 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -345,10 +345,6 @@ config COMPAT
 	def_bool y
 	depends on 64BIT
 
-config SYSVIPC_COMPAT
-	def_bool y
-	depends on COMPAT && SYSVIPC
-
 config AUDIT_ARCH
 	def_bool y
 
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b779603978e1..5a32b7f21af2 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -291,11 +291,6 @@ config COMPAT
 	select ARCH_WANT_OLD_COMPAT_IPC
 	select COMPAT_OLD_SIGACTION
 
-config SYSVIPC_COMPAT
-	bool
-	depends on COMPAT && SYSVIPC
-	default y
-
 config SCHED_OMIT_FRAME_POINTER
 	bool
 	default y
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index be9f39fd06df..80f69cafbb87 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -459,9 +459,6 @@ config COMPAT
 	  (and some other stuff like libraries and such) is needed for
 	  executing 31 bit applications.  It is safe to say "Y".
 
-config SYSVIPC_COMPAT
-	def_bool y if COMPAT && SYSVIPC
-
 config SMP
 	def_bool y
 
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 1cab1b284f1a..15d5725bd623 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -488,9 +488,4 @@ config COMPAT
 	select ARCH_WANT_OLD_COMPAT_IPC
 	select COMPAT_OLD_SIGACTION
 
-config SYSVIPC_COMPAT
-	bool
-	depends on COMPAT && SYSVIPC
-	default y
-
 source "drivers/sbus/char/Kconfig"
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 9f5bd41bf660..7d0487189f6e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2860,10 +2860,6 @@ config COMPAT
 if COMPAT
 config COMPAT_FOR_U64_ALIGNMENT
 	def_bool y
-
-config SYSVIPC_COMPAT
-	def_bool y
-	depends on SYSVIPC
 endif
 
 endmenu
diff --git a/init/Kconfig b/init/Kconfig
index e9119bf54b1f..589ccec56571 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -386,6 +386,10 @@ config SYSVIPC_SYSCTL
 	depends on SYSCTL
 	default y
 
+config SYSVIPC_COMPAT
+	def_bool y
+	depends on COMPAT && SYSVIPC
+
 config POSIX_MQUEUE
 	bool "POSIX Message Queues"
 	depends on NET
-- 
2.25.1
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