On Wed, 6 Sep 2000, Alan Cox wrote:
> For things like driver debugging its the only way to work. Hardware simply does
> not work like the manual says and no amount of Zen contemplation will ever
> make you at one with a 3c905B ethernet card.
This is probably the best argument for a kernel debugger.
Adding debug code (printk, if/then/BUG() etc) to track down a driver bug
sometimes changes behaviour enough to turn it into a heisenbug. In these
cases a kernel debugger is the best way to swat it.
-Dan
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