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tg3: Fix 5906 transmit hangs
authorMatt Carlson <mcarlson@broadcom.com>
Mon, 2 Nov 2009 14:23:27 +0000 (14:23 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 3 Nov 2009 07:39:00 +0000 (23:39 -0800)
The 5906 has trouble with fragments that are less than 8 bytes in size.
This patch works around the problem by pivoting the 5906's transmit
routine to tg3_start_xmit_dma_bug() and introducing a new SHORT_DMA_BUG
flag that enables code to detect and react to the problematic condition.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/tg3.c patch | blob | history
drivers/net/tg3.h patch | blob | history

diff --cc drivers/net/tg3.c
Simple merge
diff --cc drivers/net/tg3.h
Simple merge
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