linux-kernel - [tip: timers/vdso] time: Build generic update

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Message-ID: <175697834069.1920.2638083638720281912.tip-bot2@tip-bot2>
Date: Thu, 04 Sep 2025 09:32:20 -0000
From: tip-bot2 for Thomas Weißschuh <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: thomas.weissschuh@...utronix.de, Thomas Gleixner <tglx@...utronix.de>,
 x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: timers/vdso] time: Build generic update_vsyscall() only with
 generic time vDSO

The following commit has been merged into the timers/vdso branch of tip:

Commit-ID:     ea1a1fa919a5b4f39fa46073e7b3a19b12521f05
Gitweb:        https://git.kernel.org/tip/ea1a1fa919a5b4f39fa46073e7b3a19b12521f05
Author:        Thomas Weißschuh <thomas.weissschuh@...utronix.de>
AuthorDate:    Tue, 26 Aug 2025 08:17:08 +02:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 04 Sep 2025 11:23:50 +02:00

time: Build generic update_vsyscall() only with generic time vDSO

The generic vDSO can be used without the time-related functionality.
In that case the generic update_vsyscall() from kernel/time/vsyscall.c
should not be built.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/all/20250826-vdso-cleanups-v1-5-d9b65750e49f@linutronix.de

---
 kernel/time/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/time/Makefile b/kernel/time/Makefile
index e6e9b85..f7d52d9 100644
--- a/kernel/time/Makefile
+++ b/kernel/time/Makefile
@@ -26,7 +26,7 @@ obj-$(CONFIG_LEGACY_TIMER_TICK)			+= tick-legacy.o
 ifeq ($(CONFIG_SMP),y)
  obj-$(CONFIG_NO_HZ_COMMON)			+= timer_migration.o
 endif
-obj-$(CONFIG_HAVE_GENERIC_VDSO)			+= vsyscall.o
+obj-$(CONFIG_GENERIC_GETTIMEOFDAY)		+= vsyscall.o
 obj-$(CONFIG_DEBUG_FS)				+= timekeeping_debug.o
 obj-$(CONFIG_TEST_UDELAY)			+= test_udelay.o
 obj-$(CONFIG_TIME_NS)				+= namespace.o