Re: [Y2038] [PATCH V2] hp_sdc_rtc: fixed y2038 problem in proc_show

From: Arnd Bergmann
Date: Wed Sep 16 2015 - 09:55:48 EST


On Wednesday 16 September 2015 21:45:38 WEN Pingbo wrote:
> hp_sdc_rtc_proc_show() use timeval to store the time, which will
> overflowed in 2038.
>
> This patch fixes this problem by replacing timeval with timespec64.
> hp_sdc_rtc_proc_show() only output string, so that userspace will work
> normally if we apply this patch.
>
> Not all timer in i8042 have y2038 risk(handshake, match timer, etc),
> Replacements in those timer are just for consistency.
>
> Version 2 Updates:
> - compiled in m68k gcc cross compiler(4.6.3), no extra warnings
> - placed s64 type cast in tv.tv_sec, making sure it work properly in
> both 32bit and 64bit platform.
>
> Signed-off-by: WEN Pingbo <pingbo.wen@xxxxxxxxxx>
> Cc: Y2038 <y2038@xxxxxxxxxxxxxxxx>
>

Looks very good,

Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx>
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