mpt2sas: Remove use of DEF_SCSI_QCMD

Browse source

Removing the host_lock from the I/O submission path gives a huge
scalability improvement.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Reviewed-by: Nicholas Bellinger <nab@linux-iscsi.org>
Reviewed-by: Praveen Krishnamoorthy <Praveen.krishnamoorthy@lsi.com>
Acked-by: Sreekanth Reddy <Sreekanth.reddy@lsi.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

...

This commit is contained in:

Matthew Wilcox 2014-03-27 16:40:33 -04:00 • committed by Christoph Hellwig

parent 2e45c8b754

commit 90f951edb7

1 changed files with 3 additions and 6 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

9

drivers/scsi/mpt2sas/mpt2sas_scsih.c

View file