linux-kernel - [PATCH 11/11] vdso: Gate VDSO_GETRANDOM behind HAVE_GENERIC

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Message-Id: <20250826-vdso-cleanups-v1-11-d9b65750e49f@linutronix.de>
Date: Tue, 26 Aug 2025 08:17:14 +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>, 
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 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 11/11] vdso: Gate VDSO_GETRANDOM behind HAVE_GENERIC_VDSO

All architectures which want to implement getrandom() in the vDSO need to
use the generic vDSO library.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
---
 lib/vdso/Kconfig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/vdso/Kconfig b/lib/vdso/Kconfig
index 3d2c2b90d193f984e3a202e701fa7f0bfa8f1938..db87ba34ef1928fac0d5c58abca86312687cc159 100644
--- a/lib/vdso/Kconfig
+++ b/lib/vdso/Kconfig
@@ -19,9 +19,9 @@ config GENERIC_VDSO_OVERFLOW_PROTECT
 	  time getter functions for the price of an extra conditional
 	  in the hotpath.

-endif
-
 config VDSO_GETRANDOM
 	bool
 	help
 	  Selected by architectures that support vDSO getrandom().
+
+endif

-- 
2.50.1