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SubjectRe: [patch 2/2] x86,fpu: lazy allocation of FPU area
On Sat, Feb 23, 2008 at 06:34:39PM -0800, Suresh Siddha wrote:
> Only allocate the FPU area when the application actually uses FPU, i.e., in the
> first lazy FPU trap. This could save memory for non-fpu using apps.

Did you measure this making any difference?

At least at some point glibc always touched the FPU once to initialize
it.

-andi


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