diff options
| author |   Jacob Keller <jacob.e.keller@intel.com> | 2015-07-01 17:38:36 -0700 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-09-22 15:58:27 -0700 |
| commit | 80043f3bf5bdb187566620a8f183c15b94e961cb (patch) | |
| tree | 79f6ce5a9f0bba018bd0025d6b9d75fca03af881 /drivers/net/ethernet/intel/fm10k/fm10k_iov.c | |
| parent | fm10k: TRIVIAL remove unnecessary comma (diff) | |
| download | linux-dev-80043f3bf5bdb187566620a8f183c15b94e961cb.tar.xz linux-dev-80043f3bf5bdb187566620a8f183c15b94e961cb.zip | |
fm10k: add support for extra debug statistics
Add a private ethtool flag to enable display of these statistics, which
are generally less useful. However, sometimes it can be useful for
debugging purposes. The most useful portion is the ability to see what
the PF thinks the VF mailboxes look like.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/fm10k/fm10k_iov.c')
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_iov.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_iov.c b/drivers/net/ethernet/intel/fm10k/fm10k_iov.c index 0e25a80417b9..acfb8b1f88a7 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_iov.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_iov.c @@ -137,8 +137,11 @@ process_mbx: } /* guarantee we have free space in the SM mailbox */ - if (!hw->mbx.ops.tx_ready(&hw->mbx, FM10K_VFMBX_MSG_MTU)) + if (!hw->mbx.ops.tx_ready(&hw->mbx, FM10K_VFMBX_MSG_MTU)) { + /* keep track of how many times this occurs */ + interface->hw_sm_mbx_full++; break; + } /* cleanup mailbox and process received messages */ mbx->ops.process(hw, mbx); |