Messages in this thread | | | Date | Thu, 12 Jan 2006 22:43:01 -0800 | From | Andrew Morton <> | Subject | Re: linux-2.6.15-git7: PS/2 keyboard dies on ppp traffic |
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"Alexander E. Patrakov" <patrakov@ums.usu.ru> wrote: > > the main linux tree started suffering the same bug as described for -mm > earlier in http://lkml.org/lkml/2005/11/7/147: > > if I put load on my system, connect to the Internet using my cellphone > (/dev/ttyS0) and do something, it stops reacting to PS/2 keyboard > events, but still understands PS/2 mouse. The PPP load monitor shows > huge transfer rate (several megabytes per second) consisting of the > infinitely replicated several last packets. events/0 consumes all the > CPU. tty buffering revamping patch is the obvious candidate, but I > haven't tried to revert it yet.
Darn, I hadn't thought of that. Yes tty-revamp might be the culprit.
Which serial driver are you using? Just 8250?
For you convenience, http://www.zip.com.au/~akpm/linux/patches/stuff/2615mm2-no-tty-revamp.bz2 is 2.6.15-mm2 with just the tty-revamp and isicom patches reverted.
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