vdso/gettimeofday: Verify COMPAT_32BIT_TIME interactions

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If CONFIG_COMPAT_32BIT_TIME is disabled then the vDSO should not
provide any 32-bit time related functionality.

Add some build-time validations to make sure the architecture-specific
glue satisfies this requirement.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@oss.qualcomm.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patch.msgid.link/20260702-vdso-compat_32bit_time-v3-9-db9f36d8d432@linutronix.de

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Thomas Weißschuh 2026-07-02 10:21:33 +02:00 • committed by Thomas Gleixner

parent 2700297b69

commit 369cecd238

1 changed files with 10 additions and 0 deletions

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lib/vdso/gettimeofday.c

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