[lkml]   [2001]   [Oct]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [announce] [patch] limiting IRQ load, irq-rewrite-2.4.11-B5
> I think (Ingo's?) analogy of an airbag was appropriate, if that's indeed
> how the code winds up functioning.

Very much so

"Driver killed because the air bag enable is off by default and only
mentioned on page 87 of the handbook in a footnote"

> Having a mechanism that prevents what would otherwise be a lockup is
> useful. NAPI is useful. Having both would be nice :)

NAPI is important - the irq disable tactic is a last resort. If the right
hardware is irq flood aware it should only ever trigger to save us from
irq routing errors (eg cardbus hangs)
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:04    [W:0.096 / U:0.588 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site