linux-kernel - [PATCH 12/15] vdso/datapage: Remove inclusion of gettimeofday.h

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Message-Id: <20260114-vdso-header-cleanups-v1-12-803b80ee97b4@linutronix.de>
Date: Wed, 14 Jan 2026 09:01:44 +0100
From: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
To: Catalin Marinas <catalin.marinas@....com>, 
 Will Deacon <will@...nel.org>, Russell King <linux@...linux.org.uk>, 
 Madhavan Srinivasan <maddy@...ux.ibm.com>, 
 Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, 
 "Christophe Leroy (CS GROUP)" <chleroy@...nel.org>, 
 Huacai Chen <chenhuacai@...nel.org>, WANG Xuerui <kernel@...0n.name>, 
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>, 
 Andy Lutomirski <luto@...nel.org>, Thomas Gleixner <tglx@...nel.org>, 
 Vincenzo Frascino <vincenzo.frascino@....com>, 
 Theodore Ts'o <tytso@....edu>, "Jason A. Donenfeld" <Jason@...c4.com>
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linuxppc-dev@...ts.ozlabs.org, loongarch@...ts.linux.dev, 
 linux-mips@...r.kernel.org, 
 Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Subject: [PATCH 12/15] vdso/datapage: Remove inclusion of gettimeofday.h

vdso/datapage.h is useful without pulling in the architecture-specific
gettimeofday() helpers.

Move the include to the only users which needs it.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
---
 include/vdso/datapage.h | 11 -----------
 lib/vdso/gettimeofday.c | 11 +++++++++++
 2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h
index 23c39b96190f..752856b36a3a 100644
--- a/include/vdso/datapage.h
+++ b/include/vdso/datapage.h
@@ -184,17 +184,6 @@ enum vdso_pages {
 	VDSO_NR_PAGES
 };

-/*
- * The generic vDSO implementation requires that gettimeofday.h
- * provides:
- * - __arch_get_hw_counter(): to get the hw counter based on the
- *   clock_mode.
- * - gettimeofday_fallback(): fallback for gettimeofday.
- * - clock_gettime_fallback(): fallback for clock_gettime.
- * - clock_getres_fallback(): fallback for clock_getres.
- */
-#include <asm/vdso/gettimeofday.h>
-
 #else /* !__ASSEMBLY__ */

 #ifdef CONFIG_VDSO_GETRANDOM
diff --git a/lib/vdso/gettimeofday.c b/lib/vdso/gettimeofday.c
index 7b3fbae85544..9dddf6c23913 100644
--- a/lib/vdso/gettimeofday.c
+++ b/lib/vdso/gettimeofday.c
@@ -12,6 +12,17 @@
 #include <vdso/time32.h>
 #include <vdso/time64.h>

+/*
+ * The generic vDSO implementation requires that gettimeofday.h
+ * provides:
+ * - __arch_get_hw_counter(): to get the hw counter based on the
+ *   clock_mode.
+ * - gettimeofday_fallback(): fallback for gettimeofday.
+ * - clock_gettime_fallback(): fallback for clock_gettime.
+ * - clock_getres_fallback(): fallback for clock_getres.
+ */
+#include <asm/vdso/gettimeofday.h>
+
 /* Bring in default accessors */
 #include <vdso/vsyscall.h>

-- 
2.52.0