Messages in this thread | | | Date | Wed, 13 Dec 2006 02:12:31 +0100 | From | Ingo Molnar <> | Subject | Re: [patch] net, 8139too.c: fix netpoll deadlock |
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* Francois Romieu <romieu@fr.zoreil.com> wrote:
> > (I'll queue it, if Linus doesn't pick it up; please CC me in the > > future) > > I have lived with the "NAPI ->poll() handler runs in BH irq enabled > context" rule for years. Is it definitely false/dead ? > > If so at least 8139cp needs the same fix.
hm, this isnt really about NAPI polling, but about the netconsole/netpoll/netdump poll_controller() handler.
with netconsole, printk can be called from IRQ context (and is frequently from IRQ context during bootup or module initialization), so a BH rule isnt enough for them.
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