[Techtalk] ttyS1: LSR safety check engaged!

[Carla Schroder]

Simple question- wot the heck does 'ttyS1: LSR safety check engaged!' mean? 
It's dmesg output. I have Googled, and found only other puzzled souls.

thanks!
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Carla Schroder
http://www.tuxcomputing.com
check out my new book, the "Linux Cookbook", the ultimate Linux user's 
and sysadmin's guide! http://www.oreilly.com/catalog/linuxckbk/
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