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| author |   Florian Fainelli <f.fainelli@gmail.com> | 2014-11-19 10:29:56 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-11-21 14:46:12 -0500 |
| commit | 44c8bc3ce39f4cbeb7bf13162666fb6d0aad864d (patch) | |
| tree | 1006ed319d9ebbb67df5f611989d99a63b767d45 /drivers/net/ethernet/broadcom/genet/bcmgenet.h | |
| parent | net: systemport: log RX buffer allocation and RX/TX DMA failures (diff) | |
| download | linux-dev-44c8bc3ce39f4cbeb7bf13162666fb6d0aad864d.tar.xz linux-dev-44c8bc3ce39f4cbeb7bf13162666fb6d0aad864d.zip | |
net: bcmgenet: log RX buffer allocation and RX/TX dma failures
To help troubleshoot heavy memory pressure conditions, add a bunch of
statistics counter to log RX buffer allocation and RX/TX DMA mapping
failures. These are reported like any other counters through the ethtool
stats interface.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/broadcom/genet/bcmgenet.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 31b2da5f9b82..c4ca7282a601 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -143,6 +143,9 @@ struct bcmgenet_mib_counters { u32 rbuf_ovflow_cnt; u32 rbuf_err_cnt; u32 mdf_err_cnt; + u32 alloc_rx_buff_failed; + u32 rx_dma_failed; + u32 tx_dma_failed; }; #define UMAC_HD_BKP_CTRL 0x004 |