table of contents
| PCI_CFG_ACCESS_TRYLO(9) | Hardware Interfaces | PCI_CFG_ACCESS_TRYLO(9) |
NAME¶
pci_cfg_access_trylock - try to lock PCI config reads/writes
SYNOPSIS¶
bool pci_cfg_access_trylock(struct pci_dev * dev);
ARGUMENTS¶
dev
pci 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¶
| May 2024 | Kernel Hackers Manual 2.6. |