[PATCH] ppbus/ppc locking

[Bruce Simpson]

John,

Thanks for this.

John Baldwin wrote:
> Please test!  This is the last non-MPSAFE network driver at this point.  This 
> ...
>   

My only box using lpt(4) is running 7.1-PRERELEASE, this patch should 
backport, yes?

It is a right pain in the arse when something happens with my venerable 
GCC Elite 600, e.g. a paper jam, and the entire box grinds to a halt 
because lpt_intr() was called with Giant held.

cheers
BMS