MTRR_DEL(9) Hardware Interfaces MTRR_DEL(9)NAME
mtrr_del - delete a memory type region
SYNOPSIS
int mtrr_del(int reg, unsigned long base, unsigned long size);
ARGUMENTS
reg
Register returned by mtrr_add
base
Physical base address
size
Size of region
DESCRIPTION
If 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 2.6. November 2013 MTRR_DEL(9)