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- stretch 4.9.168-1
| PCI_CFG_ACCESS_TRYLO(9) | Hardware Interfaces | PCI_CFG_ACCESS_TRYLO(9) |
NAME¶
pci_cfg_access_trylock - try to lock PCI config reads/writesSYNOPSIS¶
bool pci_cfg_access_trylock(struct pci_dev * dev);
ARGUMENTS¶
devpci device struct
DESCRIPTION¶
Same as pci_cfg_access_lock, but will return 0 if access is already locked, 1 otherwise. This function can be used from atomic contexts.COPYRIGHT¶
| April 2019 | Kernel Hackers Manual 4.9. |