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Description of queue handler #19

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Description of queue handler
amar512-prog Sep 11, 2022
66ddd75
Create queue-handler.md
amar512-prog Sep 11, 2022
662881e
Update queue-handler.md
amar512-prog Sep 11, 2022
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Update queue-handler.md
amar512-prog Sep 11, 2022
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Update queqe_handler.md
amar512-prog Sep 11, 2022
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9 changes: 9 additions & 0 deletions src/devices/src/virtio/block/queqe_handler.md
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Brief description of queue handlers
init: initializing op as EventOps by adding event of a file descriptor, associated data and EVENTSET::IN
process:
check valid events by matching following values:
1. events.event\_set() == EventSet::IN
2. events.data() == IOEVENT_DATA
3. self.ioeventfd.read().is\_err()
4. inorderhander process\_queue() is giving error
in case of not valid event, remove the event from op.
9 changes: 9 additions & 0 deletions src/devices/src/virtio/net/queue-handler.md
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Brief description of queue handlers <br/>
init: initializing op as EventOps by adding event of a file descriptor, associated data and EVENTSET::IN except TAPFD may be EVENTSET::EDGE\_TRIGGERED <br/>
process: check valid events by matching following values: <br/>
1. events.event\_set() == EventSet::IN (| EVENTSET::EDGE\_TRIGGERED in case of TAPFD)
2. events.data() == X\_DATA (X may be TAPFD, RX\_IOEVENT or TX\_IOEVENT)
3. self.ioeventfd.read().is\_err()
4. inorderhander process\_queue() is giving error (queue may be of tap, rx or tx) <br/>
In case of not valid event, remove the event from op. <br/>
handle\_error: remove all events from ops.