DISKMAP(4) - Device Drivers Manual
DISKMAP(4) - Device Drivers Manual # DISKMAP(4) - Device Drivers Manual NAME # diskmap - disklabel UID mapping interface SYNOPSIS # #include <sys/dkio.h> DESCRIPTION # The diskmap driver provides userland applications with a means to map a disklabel UID to an actual device and open that device in one atomic operation. This is achieved via the DIOCMAP ioctl(2) command. The ability to use a disklabel UID is helpful in situations where a disk may appear to the operating system under different device names. ...