Re: [RFC PATCH v3 2/5] time: Provide y2038 safe timekeeping_inject_sleeptime() replacement

From: Thomas Gleixner
Date: Tue Nov 18 2014 - 07:05:29 EST

On Tue, 18 Nov 2014, pang.xunlei wrote:

> As part of addressing "y2038 problem" for in-kernel uses, this
> patch adds timekeeping_inject_sleeptime64() using timespec64.
> After this patch, timekeeping_inject_sleeptime() is deprecated
> and all its call sites will be fixed using the new interface,
> after that it can be removed.
> NOTE: timekeeping_inject_sleeptime() is safe actually, but we
> want to eliminate timespec eventually, so comes this patch.

While it's safe, the change gets rid of the timespec conversion, so
it makes sense on its own.

> - tmp = timespec_to_timespec64(*delta);
> - __timekeeping_inject_sleeptime(tk, &tmp);
> + __timekeeping_inject_sleeptime(tk, delta);


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