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svn:author
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arybchik
K 8
svn:date
V 27
2018-12-26T09:37:30.731504Z
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V 411
MFC r340800

sfxge(4): let caller know that queue is already flushed

Tx/Rx queue may be already flushed due to Tx/Rx error on the queue or
MC reboot. Caller needs to know that the queue is already flushed to
avoid waiting for flush done event.

Submitted by:   Andy Moreton <amoreton at solarflare.com>
Sponsored by:   Solarflare Communications, Inc.
Differential Revision:  https://reviews.freebsd.org/D18070

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