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Message-ID: <490DAB8E.3030006@garzik.org> Date: Sun, 02 Nov 2008 08:30:54 -0500 From: Jeff Garzik <jeff@...zik.org> To: akpm@...ux-foundation.org CC: netdev@...r.kernel.org, joe.korty@...r.com, aabdulla@...dia.com Subject: Re: [patch 5/7] forcdeth: increase max_interrupt_work akpm@...ux-foundation.org wrote: > From: Joe Korty <joe.korty@...r.com> > > This eliminates the following often-generated warning from my 64 bit > Opteron SMP test stand: > > eth0: too many iterations (6) in nv_nic_irq > > According to the web, the problem is that the forcedeth driver has a > too-low value for max_interrupt_work. Grepping the kernel I see that > forcedeth has the second lowest value of all ethernet drivers (ie, 6). > Most are in the 20-40 range. So this patch increases this a bit, from 6 > to 15 (at 15 forcedeth becomes the driver with third-lowest > max_interrupt_work value). > > My test stand, which used to print out the above warnings repetitively > whenever it was under heavy net load, no longer does so. > > Signed-off-by: Joe Korty <joe.korty@...r.com> > Cc: Ayaz Abdulla <aabdulla@...dia.com> > Cc: Jeff Garzik <jeff@...zik.org> > Signed-off-by: Andrew Morton <akpm@...ux-foundation.org> > --- > > drivers/net/forcedeth.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) applied -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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