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* Suresh Siddha <suresh.b.siddha@intel.com> wrote: > Split the FPU save area from the task struct. This allows easy > migration of FPU context, and it's generally cleaner. It also allows > the following two optimizations: > > 1) only allocate when the application actually uses FPU, so in the > first lazy FPU trap. This could save memory for non-fpu using apps. > Next patch does this lazy allocation. > > 2) allocate the right size for the actual cpu rather than 512 bytes > always. Patches enabling xsave/xrstor support (coming shortly) will > take advantage of this. i like the concept. Please clean up the issues found by Christoph and please also base it against x86.git#testing [this is clear 2.6.26 material and there are already some changes in this area]: http://people.redhat.com/mingo/x86.git/README Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | |||||||||
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