linux-kernel - [tip: timers/vdso] vdso/datapage: Trim down unnecessary includes

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Message-ID: <176202647798.2601451.10563587829124072682.tip-bot2@tip-bot2>
Date: Sat, 01 Nov 2025 19:47:57 -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>,
 Andreas Larsson <andreas@...sler.com>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: timers/vdso] vdso/datapage: Trim down unnecessary includes

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

Commit-ID:     bda77a6748ca3068702d8e94697c9f65f23c00a8
Gitweb:        https://git.kernel.org/tip/bda77a6748ca3068702d8e94697c9f65f23c00a8
Author:        Thomas Weißschuh <thomas.weissschuh@...utronix.de>
AuthorDate:    Tue, 14 Oct 2025 08:49:01 +02:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Sat, 01 Nov 2025 20:44:04 +01:00

vdso/datapage: Trim down unnecessary includes

vdso/datapage.h includes a lot of headers which are not strictly necessary.
Some of those headers include architecture-specific vDSO headers which
prevent the usage of vdso/datapage.h in kernel code on architectures
without an vDSO. This would be useful however to write generic code using
IS_ENABLED(), for example in drivers/char/random.c.

Remove the unnecessary includes.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Tested-by: Andreas Larsson <andreas@...sler.com>
Reviewed-by: Andreas Larsson <andreas@...sler.com>
Link: https://patch.msgid.link/20251014-vdso-sparc64-generic-2-v4-15-e0607bf49dea@linutronix.de
---
 include/vdso/datapage.h | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h
index 752856b..9021b95 100644
--- a/include/vdso/datapage.h
+++ b/include/vdso/datapage.h
@@ -4,24 +4,16 @@
 
 #ifndef __ASSEMBLY__
 
-#include <linux/compiler.h>
+#include <linux/types.h>
+
 #include <uapi/linux/bits.h>
 #include <uapi/linux/time.h>
-#include <uapi/linux/types.h>
-#include <uapi/asm-generic/errno-base.h>
 
 #include <vdso/align.h>
 #include <vdso/bits.h>
 #include <vdso/cache.h>
-#include <vdso/clocksource.h>
-#include <vdso/ktime.h>
-#include <vdso/limits.h>
-#include <vdso/math64.h>
 #include <vdso/page.h>
-#include <vdso/processor.h>
 #include <vdso/time.h>
-#include <vdso/time32.h>
-#include <vdso/time64.h>
 
 #ifdef CONFIG_ARCH_HAS_VDSO_TIME_DATA
 #include <asm/vdso/time_data.h>