From: Stefan Richter <stefanr@s5r6.in-berlin.de>
Date: Sat, 5 May 2007 15:25:51 +0000 (+0200)
Subject: ieee1394: eth1394: handle tlabel exhaustion
X-Git-Tag: v2.6.22-rc4~97^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a97bc03e089d1a75dc533f0fe69ec8dac672916;p=pandora-kernel.git

ieee1394: eth1394: handle tlabel exhaustion

When eth1394 was unable to acquire a transaction label, it just dropped
outgoing packets without attempt to resend them later.

The transmit queue is now halted if no tlabel is available to
->hard_start_xmit().  A workqueue job is then scheduled to catch the
moment when ieee1394 recycled the next lot of tlabels.

Fixes http://bugzilla.kernel.org/show_bug.cgi?id=8402

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
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