NVMe: Correct SQ doorbell semantics
authorMatthew Wilcox <matthew.r.wilcox@intel.com>
Wed, 16 Feb 2011 14:59:59 +0000 (09:59 -0500)
committerMatthew Wilcox <matthew.r.wilcox@intel.com>
Fri, 4 Nov 2011 19:52:58 +0000 (15:52 -0400)
commit7547881d0951384f9833ec3a80fac8f3f16f3b98
tree44efc578c7caf46df606aaed2dc117f94ee93af9
parent740216fc59cba54f65187c9ed92f29bce3cf8778
NVMe: Correct SQ doorbell semantics

The value written to the doorbell needs to be the first free index in
the queue, not the most recently used index in the queue.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
drivers/block/nvme.c