[PATCH] NVMe: do not touch sq door bell if nvmeq has been suspended
From: Keith Busch <hidden>
Date: 2016-02-02 14:28:09
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On Tue, Feb 02, 2016@02:41:37PM +0200, Sagi Grimberg wrote:
First of all, I think we need to cancel all inflight requests before nvme_dev_unmap.
IO cancelling is where it is because it protects against host memory corruption. If you're going to mess with the ordering, just make sure the PCI device is disabled from bus mastering first.