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(parent: c62e46d) | patch
mpt3sas: Remove use of DEF_SCSI_QCMD
authorMatthew Wilcox <matthew.r.wilcox@intel.com>
Thu, 27 Mar 2014 20:40:31 +0000 (16:40 -0400)
committerChristoph Hellwig <hch@lst.de>
Wed, 28 May 2014 16:13:22 +0000 (18:13 +0200)
commitd8bfbd8d333f84f7c72a0e5f5979291ad8438dbb
treeab7512887a1be5e2e67a8db4a16ec81981433139tree | snapshot
parentc62e46de342d604f72347bd27dcf58b144ad8036commit | diff
mpt3sas: Remove use of DEF_SCSI_QCMD

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>
drivers/scsi/mpt3sas/mpt3sas_scsih.c diff | blob | history
Domain: System / Kernel;