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SubjectRe: Question: Using floating point in the kernel
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mjvines@undergrad.math.uwaterloo.ca (Michael Vines) writes:

> I was just wondering if you can use floating point while servicing a
> syscall in the kernel? Doing a
> find -name \*.c -exec grep float {} \; -print
> turned up a couple drivers that seem to be using fp. Are there any
> known issues that I should to be aware off?

You can not use floating point in the kernel, for the reasons
Richard gave you.

That said, after some checking I actually did find two offenders that
generate floating point instructions in 2.4.0-test6.

These are:
drivers/video/sgivwfb.c and
drivers/video/sisfb.c
(authors cc:ed)

//Marcus
--
-------------------------------+-----------------------------------
Marcus Sundberg | Phone: +46 707 452062
Embedded Systems Consultant | Email: marcus@cendio.se
Cendio Systems AB | http://www.cendio.com
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