diff options
| author | Shaohua Li <shli@fb.com> | 2017-02-01 20:53:15 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-03-02 18:56:04 +0300 |
| commit | 27ddb689909cd0bab30524a5f720ae3a3e55acac (patch) | |
| tree | 97e6276308d60b3e5087f8de902ba77970dba48c /include/linux/pci.h | |
| parent | 59f082e464ae0533813d5a1c3149b22563da93d7 (diff) | |
| download | linux-27ddb689909cd0bab30524a5f720ae3a3e55acac.tar.xz | |
PCI: add an API to get node from vector
Next patch will use the API to get the node from vector for nvme device
Signed-off-by: Shaohua Li <shli@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 282ed32244ce..eb3da1a04e6c 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1323,6 +1323,7 @@ int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs, void pci_free_irq_vectors(struct pci_dev *dev); int pci_irq_vector(struct pci_dev *dev, unsigned int nr); const struct cpumask *pci_irq_get_affinity(struct pci_dev *pdev, int vec); +int pci_irq_get_node(struct pci_dev *pdev, int vec); #else static inline int pci_msi_vec_count(struct pci_dev *dev) { return -ENOSYS; } @@ -1370,6 +1371,11 @@ static inline const struct cpumask *pci_irq_get_affinity(struct pci_dev *pdev, { return cpu_possible_mask; } + +static inline int pci_irq_get_node(struct pci_dev *pdev, int vec) +{ + return first_online_node; +} #endif static inline int |