IDR_REMOVE_ALL

Section: Basic Kernel Library Functions (9)
Updated: February 2011
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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.  

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