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PCI_BLOCK_USER_CFG_A(9) | Hardware Interfaces | PCI_BLOCK_USER_CFG_A(9) |
NAME¶
pci_block_user_cfg_access - Block userspace PCI config reads/writesSYNOPSIS¶
void
pci_block_user_cfg_access(struct pci_dev * dev);
ARGUMENTS¶
devpci device struct
DESCRIPTION¶
When user access is blocked, any reads or writes to config space will sleep until access is unblocked again. We don't allow nesting of block/unblock calls.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |