diff options
| -rw-r--r-- | MAINTAINERS | 13 | ||||
| -rw-r--r-- | drivers/pci/p2pdma.c | 2 |
2 files changed, 14 insertions, 1 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 7a2345ce8521..ea59e32e1e81 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14717,6 +14717,19 @@ L: [email protected] S: Supported F: Documentation/PCI/pci-error-recovery.rst +PCI PEER-TO-PEER DMA (P2PDMA) +M: Bjorn Helgaas <[email protected]> +M: Logan Gunthorpe <[email protected]> +S: Supported +Q: https://patchwork.kernel.org/project/linux-pci/list/ +B: https://bugzilla.kernel.org +C: irc://irc.oftc.net/linux-pci +T: git git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git +F: Documentation/driver-api/pci/p2pdma.rst +F: drivers/pci/p2pdma.c +F: include/linux/pci-p2pdma.h + PCI MSI DRIVER FOR ALTERA MSI IP M: Joyce Ooi <[email protected]> diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index 8d47cb7218d1..081c391690d4 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -710,7 +710,7 @@ void *pci_alloc_p2pmem(struct pci_dev *pdev, size_t size) if (!ret) goto out; - if (unlikely(!percpu_ref_tryget_live(ref))) { + if (unlikely(!percpu_ref_tryget_live_rcu(ref))) { gen_pool_free(p2pdma->pool, (unsigned long) ret, size); ret = NULL; goto out; |