| ecaed092 | 29-Mar-2017 |
Bruce Richardson <[email protected]> |
ring: return remaining entry count when dequeuing
Add an extra parameter to the ring dequeue burst/bulk functions so that
those functions can optionally return the amount of remaining objs in the
ri
ring: return remaining entry count when dequeuing
Add an extra parameter to the ring dequeue burst/bulk functions so that
those functions can optionally return the amount of remaining objs in the
ring. This information can be used by applications in a number of ways,
for instance, with single-consumer queues, it provides a max
dequeue size which is guaranteed to work.
Signed-off-by: Bruce Richardson <[email protected]>
Reviewed-by: Yuanhan Liu <[email protected]>
Acked-by: Olivier Matz <[email protected]>
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