MTRR_DEL(9) Hardware Interfaces MTRR_DEL(9)NAMEmtrr_del - delete a memory type regionSYNOPSISint mtrr_del(int reg, unsigned long base, unsigned long size);ARGUMENTSreg Register returned by mtrr_add base Physical base address size Size of regionDESCRIPTIONIf register is supplied then base and size are ignored. This is how drivers should call it. Releases an MTRR region. If the usage count drops to zero the register is freed and the region returns to default state. On success the register is returned, on failure a negative error code.COPYRIGHTKernel Hackers Manual 3.10 June 2014 MTRR_DEL(9)