sfc: Stop TX queues before they fill up
authorBen Hutchings <bhutchings@solarflare.com>
Tue, 22 May 2012 00:27:58 +0000 (01:27 +0100)
committerBen Hutchings <bhutchings@solarflare.com>
Fri, 24 Aug 2012 18:00:27 +0000 (19:00 +0100)
We now have a definite upper bound on the number of descriptors per
skb; use that to stop the queue when the next packet might not fit.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

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