Re: linux-next: manual merge of the pidfd tree with the y2038 tree

From: Christian Brauner
Date: Tue Jan 22 2019 - 05:30:15 EST


On Tue, Jan 22, 2019 at 10:31:46AM +0100, Christian Brauner wrote:
> On Tue, Jan 22, 2019 at 10:26:56AM +0100, Arnd Bergmann wrote:
> > On Mon, Jan 21, 2019 at 11:48 PM Christian Brauner <christian@xxxxxxxxxx> wrote:
> > >
> > > On Mon, Jan 21, 2019 at 03:44:17PM -0700, Jens Axboe wrote:
> > > > On 1/21/19 1:23 PM, Christian Brauner wrote:
> > > > > On Mon, Jan 21, 2019 at 09:15:27PM +0100, Arnd Bergmann wrote:
> > > > >> On Mon, Jan 21, 2019 at 8:13 PM Christian Brauner <christian@xxxxxxxxxx> wrote:
> > > > >>> On Mon, Jan 21, 2019 at 06:16:22PM +0100, Arnd Bergmann wrote:
> > > > >>>> On Mon, Jan 21, 2019 at 4:40 AM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> > > > >>>
> > > > >>> I plan on sending the pidfd branch with the new pidfd_send_signal()
> > > > >>> syscall for the 5.1 window. Should we somehow coordinate so that our
> > > > >>> branches don't conflict? Any suggestions?
> > > > >>
> > > > >> A conflict can't be avoided, but if you pick system call number 427
> > > > >> for pidfd_send_signal, and Jens picks numbers 424 through 426 for
> > > > >
> > > > > That sounds good to me. Since it's only one syscall for the pidfd branch
> > > > > is there anything that speaks against me using 424? Given that the other
> > > > > patchset has 4 new syscalls. :)
> > > > > Jens, any objections?
> > > >
> > > > I'm fine with either one, I'll have to renumber in any case. But it's 3
> > > > new syscalls (424, 425, 426), not 4.
> > > >
> > > > Arnd, what's the best way to make this switch now, in my tree? Would be
> > >
> > > Yeah, I'd like to know that as well.
> > >
> > > > great if I didn't have to change it again once I make the change.
> >
> > I'd suggest that you each just take the numbers we talked about and
> > add them in your respective git trees, at the end of the current tables.

What should we do about unistd.h? We can't just bump that to 42*, right?

Christian