Messages in this thread | | | Date | Mon, 4 Dec 2006 13:29:16 +0000 | From | Russell King <> | Subject | Re: [RFC] timers, pointers to functions and type safety |
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On Mon, Dec 04, 2006 at 01:03:29PM +0000, David Howells wrote: > Russell King <rmk+lkml@arm.linux.org.uk> wrote: > > I assume you wanted to delete "data" ? > > Yes. > > > Your premise is two timer_lists which use one common handler. > > > > struct foo { > > struct timer_list timer1; > > strucr timer_list timer2; > > }; > > That's not what I was thinking of. I was thinking of something much simpler: > > struct foo { > struct timer_list timer; > }; > > > ... > struct foo *a = kmalloc(sizeof(struct foo), GFP_KERNEL); > a->timer.fn = do_foo_timer; > ... > struct foo *b = kmalloc(sizeof(struct foo), GFP_KERNEL); > b->timer.fn = do_foo_timer; > ... > struct foo *c = kmalloc(sizeof(struct foo), GFP_KERNEL); > c->timer.fn = do_foo_timer; > ... > struct foo *d = kmalloc(sizeof(struct foo), GFP_KERNEL); > d->timer.fn = do_foo_timer; > ... > > You've now got four copies of struct timer_list, but only one handler.
<re-insert last paragraph of my message until read, understood and actioned.>
-- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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