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Re: [PATCH 08/19] nptl: arm: Fix Race conditions in pthread cancellation (BZ#12683)
On Mon, 2017-12-11 at 21:29 +0100, Andreas Schwab wrote:
> On Dez 11 2017, Phil Blundell <firstname.lastname@example.org> wrote:
> > On Mon, 2017-12-11 at 17:06 -0200, Adhemerval Zanella wrote:
> > > +1:
> > > + mov lr, pc
> > > + b __syscall_do_cancel
> > > + .fnend
> > > +END (__syscall_cancel_arch)
> > I'm not sure I quite understand what's going on here. Where is
> > __syscall_do_cancel() supposed to be returning to?
> It never returns.
Right, that's sort of what I thought. So why set up lr here?