Re: [PATCH v2 1/3] kernel/time: Add new helpers to convert ktimeto/from jiffies

From: Chanwoo Choi
Date: Mon Jan 13 2014 - 19:15:16 EST


On 01/13/2014 07:43 PM, Alexey Perevalov wrote:
> From: Anton Vorontsov <anton@xxxxxxxxxxxxx>
>
> Two new functions: jiffies_to_ktime() and ktime_to_jiffies(), we'll use
> them for timerfd deferred timers handling.
>
> We fully reuse the logic from timespec implementations, so the functions
> are pretty straightforward.
>
> The only tricky part is in headers: we have to include jiffies.h after
> we defined ktime_t, this is because ktime.h needs some declarations from
> jiffies.h (e.g. TICK_NSEC).
>
> Signed-off-by: Anton Vorontsov <anton.vorontsov@xxxxxxxxxx>
> Signed-off-by: Alexey Perevalov <a.perevalov@xxxxxxxxxxx>

Tested-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>

I tested this patchset about operation of deferrable timer on user-space.

Thanks,
Chanwoo Choi

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