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scsi_adjust_queue_depth
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
scsi_adjust_queue_depth - Let low level drivers change a device's queue depthSYNOPSIS
- void scsi_adjust_queue_depth(struct scsi_device * sdev, int tagged, int tags);
ARGUMENTS
sdev
- SCSI Device in question
tagged
- Do we use tagged queueing (non-0) or do we treat this device as an untagged device (0)
tags
- Number of tags allowed if tagged queueing enabled, or number of commands the low level driver can queue up in non-tagged mode (as per cmd_per_lun).
RETURNS
Nothing
LOCK STATUS
None held on entry
NOTES
Low level drivers may call this at any time and we will do the right thing depending on whether or not the device is currently active and whether or not it even has the command blocks built yet.
AUTHORS
James Bottomley <James.Bottomley@hansenpartnership.com>
- Author.
Rob Landley <rob@landley.net>
- Author.
COPYRIGHT
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