other versions
- jessie 3.16.56-1+deb8u1
SCSI_INTERNAL_DEVICE(9) | SCSI mid layer | SCSI_INTERNAL_DEVICE(9) |
NAME¶
scsi_internal_device_block - internal function to put a device temporarily into the SDEV_BLOCK stateSYNOPSIS¶
int
scsi_internal_device_block(struct scsi_device * sdev);
ARGUMENTS¶
sdevdevice to block
DESCRIPTION¶
Block request made by scsi lld's to temporarily stop all scsi commands on the specified device. Called from interrupt or normal process context. Returns zero if successful or error if notNOTES¶
This routine transitions the device to the SDEV_BLOCK state (which must be a legal transition). When the device is in this state, all commands are deferred until the scsi lld reenables the device with scsi_device_unblock or device_block_tmo fires.AUTHORS¶
James Bottomley <James.Bottomley@hansenpartnership.com>Author.
Rob Landley <rob@landley.net>
Author.
COPYRIGHT¶
May 2018 | Kernel Hackers Manual 3.16 |