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Subject[tip: timers/core] arm64: vdso32: Include common headers in the vdso library
The following commit has been merged into the timers/core branch of tip:

Commit-ID: 5340e873576ee04186eca3c70844c576d714cc6a
Gitweb: https://git.kernel.org/tip/5340e873576ee04186eca3c70844c576d714cc6a
Author: Vincenzo Frascino <vincenzo.frascino@arm.com>
AuthorDate: Fri, 20 Mar 2020 14:53:46
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Sat, 21 Mar 2020 15:24:02 +01:00

arm64: vdso32: Include common headers in the vdso library

The vDSO library should only include the necessary headers required for
a userspace library (UAPI and a minimal set of kernel headers). To make
this possible it is necessary to isolate from the kernel headers the
common parts that are strictly necessary to build the library.

Refactor the vdso32 implementation to include common headers.

Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/r/20200320145351.32292-22-vincenzo.frascino@arm.com

---
arch/arm64/include/asm/vdso/compat_gettimeofday.h | 2 +-
arch/arm64/kernel/vdso32/vgettimeofday.c | 2 --
2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/include/asm/vdso/compat_gettimeofday.h b/arch/arm64/include/asm/vdso/compat_gettimeofday.h
index 401df2b..b6907ae 100644
--- a/arch/arm64/include/asm/vdso/compat_gettimeofday.h
+++ b/arch/arm64/include/asm/vdso/compat_gettimeofday.h
@@ -8,7 +8,7 @@
#ifndef __ASSEMBLY__

#include <asm/unistd.h>
-#include <uapi/linux/time.h>
+#include <asm/errno.h>

#include <asm/vdso/compat_barrier.h>

diff --git a/arch/arm64/kernel/vdso32/vgettimeofday.c b/arch/arm64/kernel/vdso32/vgettimeofday.c
index ddbad47..5acff29 100644
--- a/arch/arm64/kernel/vdso32/vgettimeofday.c
+++ b/arch/arm64/kernel/vdso32/vgettimeofday.c
@@ -5,8 +5,6 @@
* Copyright (C) 2018 ARM Limited
*
*/
-#include <linux/time.h>
-#include <linux/types.h>

int __vdso_clock_gettime(clockid_t clock,
struct old_timespec32 *ts)
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