Messages in this thread | | | Date | Wed, 17 Jun 2009 20:52:16 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [RFC 6/7] x86: Move kernel_fpu_using to asm/i387.h |
| |
Huang Ying wrote: > > After some thinking, I think something as follow may be more > appropriate: > > /* This may be useful for someone else */ > static inline bool fpu_using(void) > { > return !(read_cr0() & X86_CR0_TS); > } > > static inline bool irq_fpu_using(void) > { > return in_interrupt() && fpu_using(); > } >
Yes, looks good. I'll pull in the patch as soon as I get it.
-hpa
-- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.
| |