Kernel reads IA32_MTRR_DEF_TYPE MSR in arch/x86/kernel/cpu/mtrr/generic.c and output the default to dmesg, ex. MTRR default type: write-back
Kernel reads IA32_MTRR_DEF_TYPE MSR in arch/x86/ kernel/ cpu/mtrr/ generic. c and output the default to dmesg, ex. MTRR default type: write-back