crash.subsystem.storage.blockmq module
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exception crash.subsystem.storage.blockmq.NoQueueError

   Bases: "RuntimeError"

crash.subsystem.storage.blockmq.mq_for_each_request_in_queue(queue: Value, reserved: bool = True) -> Iterable[Value]

   Iterates over each "struct request" in request_queue

   This method iterates over the "request_queue"'s queuelist and
   returns a request for each member. This method iterates over the
   tags of all hardware contexts of "request_queue" and returns a
   request for each member.

   Parameters:
      * **queue** -- The "struct request_queue" used to iterate.  The
        value must be of type "struct request_queue".

      * **reserved** -- If true, also reserved requests will be
        included in the iteration

   Yields:
      "gdb.Value" -- Each "struct request" contained within the
      "request_queue"'s queuelist.  The value is of type "struct
      request". "request_queue"'s tags.  The value is of type "struct
      request".

crash.subsystem.storage.blockmq.mq_queue_for_each_hw_ctx(queue: Value) -> Iterable[Value]

   Iterates over each "struct blk_mq_hw_ctx" in request_queue

   This method iterates over each blk-mq hardware context in
   request_queue and yields each blk_mq_hw_ctx.

   Parameters:
      **queue** -- The "struct request_queue" used to iterate.  The
      value must be of type "struct request_queue".

   Yields:
      "gdb.Value" -- Each blk-mq hardware context contained within the
      "request_queue". The value is of type "struct blk_mq_hw_ctx".

crash.subsystem.storage.blockmq.mq_queue_request_stats(queue: Value) -> Tuple[int, int, int, int]

   Report various request information for this queue

   Parameters:
      **queue** -- The request queue to inspect for request
      information. The value must be of type "struct request_queue".

   Returns:
      Number queued async requests, number of queued sync requests,
      number of async requests being processed by the driver, number
      of sync requests being processed by the driver.

   Return type:
      ("int", "int", "int", "int")

crash.subsystem.storage.blockmq.mq_requests_in_flight(queue: Value) -> Tuple[int, int]

   Report how many requests are in flight for this queue

   Parameters:
      **queue** -- The request queue to inspect for requests in
      flight. The value must be of type "struct request_queue".

   Returns:
      The requests in flight.  The first member of the 2-tuple is the
      number of async requests, the second is the number of sync
      requests.

   Return type:
      ("int", "int")

crash.subsystem.storage.blockmq.mq_requests_queued(queue: Value) -> Tuple[int, int]

   Report how many requests are queued for this queue

   Parameters:
      **queue** -- The request queue to inspect for queued requests.
      The value must be of type "struct request_queue".

   Returns:
      The queued requests.  The first member of the 2-tuple is the
      number of async requests, the second is the number of sync
      requests.

   Return type:
      ("int", "int")
