table of contents
REGISTER_BLKDEV(9) | Block Devices | REGISTER_BLKDEV(9) |
NAME¶
register_blkdev - register a new block device
SYNOPSIS¶
int register_blkdev(unsigned int major, const char * name);
ARGUMENTS¶
unsigned int major
const char * name
DESCRIPTION¶
The name must be unique within the system.
The return value depends on the major input parameter. - if a major device number was requested in range [1..255] then the function returns zero on success, or a negative error code - if any unused major number was requested with major=0 parameter then the return value is the allocated major number in range [1..255] or a negative error code otherwise
COPYRIGHT¶
June 2017 | Kernel Hackers Manual 4.11 |