linux-kernel - [PATCH 08/11] vdso: Drop kconfig GENERIC_COMPAT

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250826-vdso-cleanups-v1-8-d9b65750e49f@linutronix.de>
Date: Tue, 26 Aug 2025 08:17:11 +0200
From: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
To: Andy Lutomirski <luto@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, 
 Vincenzo Frascino <vincenzo.frascino@....com>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Alexandre Ghiti <alex@...ti.fr>, Nam Cao <namcao@...utronix.de>, 
 Russell King <linux@...linux.org.uk>, Ingo Molnar <mingo@...hat.com>, 
 Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, 
 x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>, 
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, 
 Huacai Chen <chenhuacai@...nel.org>, WANG Xuerui <kernel@...0n.name>, 
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>, 
 Madhavan Srinivasan <maddy@...ux.ibm.com>, 
 Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, 
 Christophe Leroy <christophe.leroy@...roup.eu>, 
 Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>, 
 Alexander Gordeev <agordeev@...ux.ibm.com>, 
 Christian Borntraeger <borntraeger@...ux.ibm.com>, 
 Sven Schnelle <svens@...ux.ibm.com>, Arnd Bergmann <arnd@...db.de>, 
 Christian Brauner <brauner@...nel.org>, Shuah Khan <shuah@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, loongarch@...ts.linux.dev, 
 linux-mips@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org, 
 linux-s390@...r.kernel.org, linux-arch@...r.kernel.org, 
 linux-kselftest@...r.kernel.org, 
 Rasmus Villemoes <linux@...musvillemoes.dk>, 
 Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Subject: [PATCH 08/11] vdso: Drop kconfig GENERIC_COMPAT_VDSO

This configuration is never used.

Remove it.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
---
 arch/arm64/Kconfig | 1 -
 lib/vdso/Kconfig   | 5 -----
 2 files changed, 6 deletions(-)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index e9bbfacc35a64d7ef1793a5d7f7ff8db138f2814..5c61b19ea9c80559ca3c4d1aa0732c6126494cb0 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1782,7 +1782,6 @@ config COMPAT_VDSO
 	bool "Enable vDSO for 32-bit applications"
 	depends on !CPU_BIG_ENDIAN
 	depends on (CC_IS_CLANG && LD_IS_LLD) || "$(CROSS_COMPILE_COMPAT)" != ""
-	select GENERIC_COMPAT_VDSO
 	default y
 	help
 	  Place in the process address space of 32-bit applications an
diff --git a/lib/vdso/Kconfig b/lib/vdso/Kconfig
index 76157c26931d28327750ad53bfcae5109a29d998..2594dd7185be762a4a94aa38ecec5db016776f85 100644
--- a/lib/vdso/Kconfig
+++ b/lib/vdso/Kconfig
@@ -12,11 +12,6 @@ config GENERIC_GETTIMEOFDAY
 	  Each architecture that enables this feature has to
 	  provide the fallback implementation.

-config GENERIC_COMPAT_VDSO
-	bool
-	help
-	  This config option enables the compat VDSO layer.
-
 config GENERIC_VDSO_TIME_NS
 	bool
 	help

-- 
2.50.1