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SubjectRe: [PATCH] nvme-pci: cancel nvme device request before disabling
On Fri, Aug 14, 2020 at 03:14:31AM -0400, Tong Zhang wrote:
> This patch addresses an irq free warning and null pointer dereference
> error problem when nvme devices got timeout error during initialization.
> This problem happens when nvme_timeout() function is called while
> nvme_reset_work() is still in execution. This patch fixed the problem by
> setting flag of the problematic request to NVME_REQ_CANCELLED before
> calling nvme_dev_disable() to make sure __nvme_submit_sync_cmd() returns
> an error code and let nvme_submit_sync_cmd() fail gracefully.
> The following is console output.

The commit log looks a little weird due to the extra indentation.

The patch itself looks good, though:

Reviewed-by: Christoph Hellwig <hch@lst.de>

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