On 14 January 2015 at 04:42, Thomas Gleixner <t...@linutronix.de> wrote:
> On Tue, 13 Jan 2015, Xunlei Pang wrote:
>
>> From: Xunlei Pang <pang.xun...@linaro.org>
>>
>> As part of addressing "y2038 problem" for in-kernel uses, this
>> patch adds safe get_seconds64() using time64_t.
>>
>> After this patch, get_seconds() is deprecated and all its call sites
>> will be fixed using get_seconds64(), after that it can be removed.
>
> Why another interface?
>
> We already have ktime_get_real_seconds(). That handles 32bit
> correctly, while your new function does not.
>
> You cannot return a 64bit value unprotected against updates on 32bit,
> unless you want to implement a RNG.

Yes, ktime_get_real_seconds() should be used instead.

Thanks,
Xunlei
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