NVMe: Implement PCIe reset notification callback
NVMe: Implement PCIe reset notification callback

Quiesce and shutdown the device prior to reset, then restart the device and
resume IO after.

Signed-off-by: Keith Busch <695e2a2c1e39535baaa147c5eb4e5da14054d59f@intel.com>
Signed-off-by: Bjorn Helgaas <f10ec01be0c6b54271af5c550cd257810bdf3268@google.com>
KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs