Re: [PATCH] firewire: nosy: Replace timeval with timespec64

From: Arnd Bergmann
Date: Mon Mar 21 2016 - 17:36:23 EST


On Monday 21 March 2016 21:19:17 Stefan Richter wrote:
> On Mar 21 Arnd Bergmann wrote:
> > On Sunday 20 March 2016 22:59:11 Tina Ruchandani wrote:
> > > 'struct timeval' uses a 32 bit field for its 'seconds' value which
> > > will overflow in year 2038 and beyond. This patch replaces the use
> > > of timeval in nosy.c with timespec64 which doesn't suffer from y2038
> > > issue. The code is correct as is - since it is only using the
> > > microseconds portion of timeval. However, this patch does the
> > > replacement as part of a larger effort to remove all instances of
> > > 'struct timeval' from the kernel (that would help identify cases
> > > where the code is actually broken).
> > >
> > > Signed-off-by: Tina Ruchandani <ruchandani.tina@xxxxxxxxx>
> > > ---
> > > drivers/firewire/nosy.c | 8 +++++---
> > > 1 file changed, 5 insertions(+), 3 deletions(-)
> >
> > The patch looks correct to me, but it seems the same one has
> > just been merged into mainline Linux on Saturday (the patch
> > was posted back in October).
> >
> > commit 2ae4b6b20e2004dccf80d804ae52b073377c2f5b
> [...]
>
> No, Amitoj's patch from October changed nosy.c::packet_irq_hander, whereas
> Tina' patch changes nosy.c::bus_reset_irq_handler. IOW the new patch
> completes what the former patch (and us reviewers) missed.
>

Ah, I see. Sorry for my confusion.

Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx>