dev_alloc_name(9) - phpMan
DEV_ALLOC_NAME(9) Network device support DEV_ALLOC_NAME(9)
NAME
dev_alloc_name - allocate a name for a device
SYNOPSIS
int dev_alloc_name(struct net_device * dev, const char * name);
ARGUMENTS
dev
device
name
name format string
DESCRIPTION
Passed a format string - eg “ltd” it will try and find a suitable id. It scans list of
devices to build up a free map, then chooses the first empty slot. The caller must hold
the dev_base or rtnl lock while allocating the name and adding the device in order to
avoid duplicates. Limited to bits_per_byte * page size devices (ie 32K on most platforms).
Returns the number of the unit assigned or a negative errno code.
COPYRIGHT
Kernel Hackers Manual 4.8. January 2017 DEV_ALLOC_NAME(9)
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