On Sun, 1 Apr 2007, Linus Torvalds wrote: > On Sun, 1 Apr 2007, Davide Libenzi wrote: > > > > > [also, minor nit: sys_eventfd() can legitimately return 0, but you're > > > banning > > > its use in aio. userspace could easily dup() and close(), but...] > > > > Noone said that binary compatibility comes free ;) > > I'm truly open to other ways of integration, but I thought that binary > > compatibility is the key here. > > I would suggest taking "aio_reserved3" and turning it into > > __u32 aio_flags; > __u32 aio_resfd; > > if so. And then some bit in the "flags" field has to be set (say, > "IOCB_FLAG_RESFB") to enable this codepath, instead of expecting that > aio_resfd == 0 is special. > > It's generally always a good thing to have a "flags" field anyway, exactly > because it allows for future expansion.
Makes sense. I was actually thinking of using the higher bit to signal that, but a flags field makes more sense. - Davide - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/