Re: [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.