Drivers: scsi: storvsc: Implement a eh_timed_out handler
On Azure, we have seen instances of unbounded I/O latencies. To deal with this issue, implement handler that can reset the timeout. Note that the host gaurantees that it will respond to each command that has been issued. Signed-off-by: NK. Y. Srinivasan <kys@microsoft.com> Reviewed-by: NHannes Reinecke <hare@suse.de> Cc: <stable@vger.kernel.org> [hch: added a better comment explaining the issue] Signed-off-by: NChristoph Hellwig <hch@lst.de>
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