Mikulas Patocka writes: > > > On Sat, 25 Jan 2014, Mikael Pettersson wrote: > > > My ski patches are in > > <http://user.it.uu.se/~mikpe/linux/patches/ia64/ski-1.3.2/> > > for now. I'll post the kernel patches to linux-ia64 @ vger in a few > > minutes. > > > > /Mikael > > Thanks for the patches. > > Isn't this subject to races? - could it lock up if the signal happens just > before the pause syscall? > > + case SSC_HALT_LIGHT: > + /* Sleep until SIGIO or SIGALRM is received; this relies on > + keyboard/ethernet input being detected via SIGIO, and the > + ITC now being emulated via setitimer() and SIGALRM. */ > + pause (); > + break; > +
Thanks for the review. You're right, the pause mustn't happen if itc_itimer_fired == 1. Let me ponder this for a while... /Mikael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
