Messages in this thread | | | Date | Thu, 20 Dec 2007 11:27:00 -0500 | Subject | Re: Trying to convert old modules to newer kernels | From | (Lennart Sorensen) |
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On Thu, Dec 20, 2007 at 11:13:19AM -0500, linux-os (Dick Johnson) wrote: > It never gets to the printk(). You were right about the > compilation. Somebody changed the kernel to compile with > parameter passing in REGISTERS! This means that EVERYTHING > needs to be compiled the same way, 'C' calling conventions > were not good enough! > > FYI, it has been previously shown that passing parameters > in registers on register-starved ix86 machines is always > a loss, because the registers need to be freed up, either > by saving them on the stack or as dummy memory variables. > > Now, they've done it to the entire kernel!
It's a config option. I think redhat was the first to actually start using it on their distributions. Many distributions don't use it. Debian does not use it on their kernels.
-- Len Sorensen
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