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IDR_REMOVE_ALL(9) Basic Kernel Library Functions IDR_REMOVE_ALL(9)

NAME

idr_remove_all - remove all ids from the given idr tree

SYNOPSIS

void idr_remove_all(struct idr * idp);

ARGUMENTS

idp
idr handle

DESCRIPTION

 
idr_destroy only frees up unused, cached idp_layers, but this function will remove all id mappings and leave all idp_layers unused.
A typical clean-up sequence for objects stored in an idr tree will use idr_for_each to free all objects, if necessay, then idr_remove_all to remove all ids, and idr_destroy to free up the cached idr_layers.

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.