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linux-next/drivers/scsi/sym53c8xx_2
Christoph Hellwig c8b09f6fb6 scsi: don't set tagging state from scsi_adjust_queue_depth
Remove the tagged argument from scsi_adjust_queue_depth, and just let it
handle the queue depth.  For most drivers those two are fairly separate,
given that most modern drivers don't care about the SCSI "tagged" status
of a command at all, and many old drivers allow queuing of multiple
untagged commands in the driver.

Instead we start out with the ->simple_tags flag set before calling
->slave_configure, which is how all drivers actually looking at
->simple_tags except for one worke anyway.  The one other case looks
broken, but I've kept the behavior as-is for now.

Except for that we only change ->simple_tags from the ->change_queue_type,
and when rejecting a tag message in a single driver, so keeping this
churn out of scsi_adjust_queue_depth is a clear win.

Now that the usage of scsi_adjust_queue_depth is more obvious we can
also remove all the trivial instances in ->slave_alloc or ->slave_configure
that just set it to the cmd_per_lun default.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
2014-11-12 11:19:43 +01:00
..
Makefile
sym53c8xx.h
sym_defs.h
sym_fw1.h Fix common misspellings 2011-03-31 11:26:23 -03:00
sym_fw2.h Fix common misspellings 2011-03-31 11:26:23 -03:00
sym_fw.c
sym_fw.h
sym_glue.c scsi: don't set tagging state from scsi_adjust_queue_depth 2014-11-12 11:19:43 +01:00
sym_glue.h treewide: Fix common typo in "identify" 2013-10-14 15:31:06 +02:00
sym_hipd.c sym53c8xx_2: Set DID_REQUEUE return code when aborting squeue 2014-04-12 18:02:16 -07:00
sym_hipd.h scsi: use 64-bit LUNs 2014-07-17 22:07:37 +02:00
sym_malloc.c Fix common misspellings 2011-03-31 11:26:23 -03:00
sym_misc.h [SCSI] replace __inline with inline 2009-04-03 10:23:16 -05:00
sym_nvram.c
sym_nvram.h