Re: [PATCH] net: hamradio: baycom_ser_fdx: Replace timeval with timespec64

From: David Miller
Date: Thu Feb 11 2016 - 09:55:42 EST


From: Amitoj Kaur Chawla <amitoj1606@xxxxxxxxx>
Date: Wed, 10 Feb 2016 10:08:54 +0530

> 32 bit systems using 'struct timeval' will break in the year 2038, so
> we replace the code appropriately. However, this driver is not broken
> in 2038 since we are only using microseconds portion of the time.
>
> This patch replaces 'struct timeval' with 'struct timespec64'. We only
> need to find elapsed microseconds rather than absolute time, so it's
> better to use monotonic time, so using ktime_get_ts64() makes the code
> more efficient and more robust against concurrent settimeofday()
> calls.
>
> Signed-off-by: Amitoj Kaur Chawla <amitoj1606@xxxxxxxxx>
> Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx>

Applied.