other versions
- jessie 3.16.56-1+deb8u1
CCW_DEVICE_HALT(9) | The ccw bus | CCW_DEVICE_HALT(9) |
NAME¶
ccw_device_halt - halt I/O request processingSYNOPSIS¶
int
ccw_device_halt(struct ccw_device * cdev,
unsigned long intparm);
ARGUMENTS¶
cdevtarget ccw device
intparm
interruption parameter; value is only used if no I/O is
outstanding, otherwise the intparm associated with the I/O request is
returned
DESCRIPTION¶
ccw_device_halt calls hsch on cdev's subchannel.RETURNS¶
0 on success, - ENODEV on device not operational, - EINVAL on invalid device state, - EBUSY on device busy or interrupt pending.CONTEXT¶
Interrupts disabled, ccw device lock heldAUTHOR¶
Cornelia Huck <cornelia.huck@de.ibm.com>Author.
COPYRIGHT¶
May 2018 | Kernel Hackers Manual 3.16 |