NVMe: Use a symbolic name to represent cancelled commands instead of 0
authorMatthew Wilcox <matthew.r.wilcox@intel.com>
Sun, 6 Feb 2011 12:53:23 +0000 (07:53 -0500)
committerMatthew Wilcox <matthew.r.wilcox@intel.com>
Fri, 4 Nov 2011 19:52:55 +0000 (15:52 -0400)
commitbe7b62754e097adc0cb16c25c9ee86ee20de62fb
tree0f625fd57e9ba1ace93888cc302ab7f455f7759f
parent58ffacb545f76fc2c65d1fbfa5acf5184a2a09e6
NVMe: Use a symbolic name to represent cancelled commands instead of 0

I have plans for other special values in sync_completion.  Plus, this
is more self-documenting, and lets us detect bogus usages.

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