-/* Enable FXSR and company _before_ testing for FP problems. */
- /*
- * Verify that the FXSAVE/FXRSTOR data will be 16-byte aligned.
- */
- if (offsetof(struct task_struct, thread.i387.fxsave) & 15) {
- extern void __buggy_fxsr_alignment(void);
- __buggy_fxsr_alignment();
- }
- if (cpu_has_fxsr) {
- printk(KERN_INFO "Enabling fast FPU save and restore... ");
- set_in_cr4(X86_CR4_OSFXSR);
- printk("done.\n");
- }
- if (cpu_has_xmm) {
- printk(KERN_INFO "Enabling unmasked SIMD FPU exception support... ");
- set_in_cr4(X86_CR4_OSXMMEXCPT);
- printk("done.\n");
- }
-