prev_fpu 232 arch/x86/kernel/process_32.c struct fpu *prev_fpu = &prev->fpu; prev_fpu 239 arch/x86/kernel/process_32.c switch_fpu_prepare(prev_fpu, cpu); prev_fpu 508 arch/x86/kernel/process_64.c struct fpu *prev_fpu = &prev->fpu; prev_fpu 516 arch/x86/kernel/process_64.c switch_fpu_prepare(prev_fpu, cpu);