PCI_SRIOV_MIGRATION(9) Hardware Interfaces PCI_SRIOV_MIGRATION(9)NAME
pci_sriov_migration - notify SR-IOV core of Virtual Function Migration
irqreturn_t pci_sriov_migration(struct pci_dev * dev);
the PCI device
Returns IRQ_HANDLED if the IRQ is handled, or IRQ_NONE if not.
Physical Function driver is responsible to register IRQ handler using VF Migration Interrupt Message Number, and call this function when
the interrupt is generated by the hardware.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 PCI_SRIOV_MIGRATION(9)
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CCW_DEVICE_START(9) The ccw bus CCW_DEVICE_START(9)NAME
ccw_device_start - start a s390 channel program
int ccw_device_start(struct ccw_device * cdev, struct ccw1 * cpa, unsigned long intparm, __u8 lpm, unsigned long flags);
target ccw device
logical start address of channel program
user specific interruption parameter; will be presented back to cdev's interrupt handler. Allows a device driver to associate the
interrupt with a particular I/O request.
defines the channel path to be used for a specific I/O request. A value of 0 will make cio use the opm.
additional flags; defines the action to be performed for I/O processing.
Start a S/390 channel program. When the interrupt arrives, the IRQ handler is called, either immediately, delayed (dev-end missing, or
sense required) or never (no IRQ handler registered).
0, if the operation was successful; -EBUSY, if the device is busy, or status pending; -EACCES, if no path specified in lpm is operational;
-ENODEV, if the device is not operational.
Interrupts disabled, ccw device lock held
Cornelia Huck <firstname.lastname@example.org>
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 CCW_DEVICE_START(9)
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