etoimajor(D3)etoimajor(D3)NAMEetoimajor - convert external to internal major device number
SYNOPSIS
#include <sys/types.h>
#include <sys/ddi.h>
int etoimajor(major_t emaj);
Arguments
emaj External major number.
DESCRIPTIONetoimajor converts the external major number emaj to an internal major
number.
Return Values
etoimajor returns the internal major number or NODEV if the external
major number is invalid.
USAGE
See getemajor(D3) for a description of external and internal major
numbers.
Level
Initialization, Base or Interrupt.
Synchronization Constraints
Does not sleep.
Driver-defined basic locks, read/write locks, and sleep locks may be held
across calls to this function.
REFERENCESgetemajor(D3), geteminor(D3), getmajor(D3), getminor(D3), itoemajor(D3),
makedevice(D3)
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