pci_release_regions
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## Name

pci_release_regions — Release reserved PCI I/O and memory resources

## Synopsis

`void pci_release_regions (` | struct pci_dev * pdev`)`;

## Arguments

`pdev`

  PCI device whose resources were previously reserved by pci_request_regions

## Description

Releases all PCI I/O and memory resources previously reserved by a successful call to pci_request_regions. Call this function only after all use of the PCI regions has ceased.

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