[PATCH v2 4/9] arm64: vdso32: Respect COMPAT_32BIT_TIME

Philippe Mathieu-Daudé philmd at oss.qualcomm.com
Wed Jul 1 00:49:16 PDT 2026


On 30/6/26 09:38, Thomas WeiÃschuh wrote:
> If CONFIG_COMPAT_32BIT_TIME is disabled then the vDSO should not
> provide any 32-bit time related functionality. This is the intended
> effect of the kconfig option and also the fallback system calls would
> also not be implemented.
> 
> Currently the kconfig option does not affect the gettimeofday() syscall,
> so also keep that in the vDSO.
> 
> Signed-off-by: Thomas Weißschuh <thomas.weissschuh at linutronix.de>
> ---
>   arch/arm64/kernel/vdso32/vdso.lds.S      |  2 ++
>   arch/arm64/kernel/vdso32/vgettimeofday.c | 14 ++++++++------
>   2 files changed, 10 insertions(+), 6 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd at oss.qualcomm.com>



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