centos man page for __release_region

__RELEASE_REGION(9)						Hardware Interfaces					       __RELEASE_REGION(9)

NAME
       __release_region - release a previously reserved resource region

SYNOPSIS
       void __release_region(struct resource * parent, resource_size_t start, resource_size_t n);

ARGUMENTS
       parent
	   parent resource descriptor

       start
	   resource start address

       n
	   resource region size

DESCRIPTION
       The described resource region must match a currently busy region.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						       __RELEASE_REGION(9)