The tg3 driver is exhibiting occasional transmit time outs with BCM5719 (331FLR/331T) NICs

Issue

• The tg3 driver is exhibiting occasional transmit time outs with BCM5719 (331FLR/331T) NICs:

Mar  4 02:30:08 localhost kernel: NETDEV WATCHDOG: eth5: transmit timed out
Mar  4 02:30:08 localhost kernel: tg3 0000:07:00.1: eth5: transmit timed out, resetting
Mar  4 02:30:09 localhost kernel: tg3 0000:07:00.1: eth5: 0x00000000: 0x165714e4, 0x00100446, 0x02000001, 0x00800010
Mar  4 02:30:09 localhost kernel: tg3 0000:07:00.1: eth5: 0x00000010: 0xf6bc000c, 0x00000000, 0xf6bb000c, 0x00000000
Mar  4 02:30:09 localhost kernel: tg3 0000:07:00.1: eth5: 0x00000020: 0xf6ba000c, 0x00000000, 0x00000000, 0x3383103c
Mar  4 02:30:09 localhost kernel: tg3 0000:07:00.1: eth5: 0x00000030: 0x00000000, 0x00000048, 0x00000000, 0x00000207
..........
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 0x00007020: 0x00000000, 0x00000000, 0x00000406, 0x10004000
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 0x00007030: 0x00020000, 0x00000230, 0x001f0000, 0x00000000
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 0: Host status block [00000001:0000006a:(0000:005e:0000):(0000:00f9)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 0: NAPI info [0000006a:0000006a:(00e5:00f9:01ff):0000:(0126:0000:0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 1: Host status block [00000001:0000009c:(0000:0000:0000):(085e:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 1: NAPI info [0000009c:0000009c:(0000:0000:01ff):085e:(005e:005e:0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 2: Host status block [00000001:00000001:(0000:0000:0000):(0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 2: NAPI info [00000001:00000001:(0000:0000:01ff):0000:(0000:0000:0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 3: Host status block [00000001:00000001:(0000:0000:0000):(0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 3: NAPI info [00000001:00000001:(0000:0000:01ff):0000:(0000:0000:0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 4: Host status block [00000001:00000001:(0000:0000:0000):(0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: 4: NAPI info [00000001:00000001:(0000:0000:01ff):0000:(0000:0000:0000:0000)]
Mar  4 02:30:19 localhost kernel: tg3 0000:07:00.1: eth5: Link is down
Mar  4 02:30:23 localhost kernel: tg3 0000:07:00.1: eth5: Link is up at 1000 Mbps, full duplex
Mar  4 02:30:23 localhost kernel: tg3 0000:07:00.1: eth5: Flow control is off for TX and off for RX
Mar  4 02:30:23 localhost kernel: tg3 0000:07:00.1: eth5: EEE is disabled
Mar  4 02:30:46 localhost kernel: LLT INFO V-14-1-10024 link 1 (eth5) node 0 active