Re: [PATCH] ata: fix "ering" sysfs time printing
From: Tejun Heo
Date: Fri Jun 17 2016 - 12:11:07 EST
On Fri, Jun 17, 2016 at 05:37:12PM +0200, Arnd Bergmann wrote:
> The sysfs file for the libata error handling has multiple issues
> in the way it prints time stamps:
>
> * it prints a 9-digit nanosecond value using a %06lu format string,
> which drops some leading zeroes
> * it converts a 64-bit jiffes value to a timespec using
> jiffies_to_timespec(), which takes a 'long' argument, so the
> result is wrong after a jiffies overflow (49 days).
> * we try to avoid using timespec because that generally overflows
> in 2038, although this particular usage is ok.
>
> This replaces the jiffies_to_timespec call with an open-coded
> implementation that gets it right.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Heh, I'm not even sure why we're exposing this but it's already there.
Applied to libata/for-4.8.
Thanks!
--
tejun