pci_msix_vec_count
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## Name

pci_msix_vec_count — return the number of device's MSI-X table entries

## Synopsis

`int pci_msix_vec_count (` | struct pci_dev * dev`)`;

## Arguments

`dev`

  pointer to the pci_dev data structure of MSI-X device function This function returns the number of device's MSI-X table entries and therefore the number of MSI-X vectors device is capable of sending. It returns a negative errno if the device is not capable of sending MSI-X interrupts.

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