Re: [PATCH] Replace timer_bh with tasklet

george anzinger
2002-06-18T18:14:40Z

"David S. Miller" wrote:
>
> From: george anzinger <george@mvista.com>
> Date: Mon, 17 Jun 2002 20:45:14 -0700
>
> This patch replaces the timer_bh with a tasklet.
>
> This is going to break a lot of stuff.
>
> For one thing, the net/core/dev.c:deliver_to_old_ones() code to
> disable timers no longer will work.
>
> If you had deleted TIMER_BH you would have noticed this breakage.
>
> Also, aren't there some dependencies on HI_SOFTIRQ being first in
> that enumeration? This needs to be answered before going further
> with this patch.

HI_SOFTIRQ, if I understand it right, runs the old BH code. Since most (all)
of this is going away, it would appear just the place to put the timer stuff.
TIMER_BH was first before and is still first.

--
George Anzinger george@mvista.com
High-res-timers: http://sourceforge.net/projects/high-res-timers/
Real time sched: http://sourceforge.net/projects/rtsched/
Preemption patch: http://www.kernel.org/pub/linux/kernel/people/rml