Message ID | 1428092835-16834-9-git-send-email-jeffrey.t.kirsher@intel.com |
---|---|
State | Accepted |
Delegated to: | Jeff Kirsher |
Headers | show |
On Fri, 2015-04-03 at 13:26 -0700, Jeff Kirsher wrote: > Even though it shouldn't strictly matter, don't count queue stats > higher > than the max_queues value stored for this mac. This ensures that we > don't attempt to check queues which don't belong to use in VFs. This > shouldn't be a visible change, as the VFs should see zero for queues > which don't belong to them. > > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> > Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> > Acked-by: Matthew Vick <matthew.vick@intel.com> > --- > drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c | 18 > +++++++++++------- > drivers/net/ethernet/intel/fm10k/fm10k_pci.c | 2 +- > 2 files changed, 12 insertions(+), 8 deletions(-) I have applied to my queue.
-----Original Message----- From: Kirsher, Jeffrey T Sent: Friday, April 3, 2015 2:03 PM To: intel-wired-lan@lists.osuosl.org Cc: Keller, Jacob E; Singh, Krishneil K Subject: Re: [net-next 09/25] fm10k: use hw->mac.max_queues for stats On Fri, 2015-04-03 at 13:26 -0700, Jeff Kirsher wrote: > Even though it shouldn't strictly matter, don't count queue stats > higher than the max_queues value stored for this mac. This ensures > that we don't attempt to check queues which don't belong to use in > VFs. This shouldn't be a visible change, as the VFs should see zero > for queues which don't belong to them. > > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> > Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> > Acked-by: Matthew Vick <matthew.vick@intel.com> > --- > drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c | 18 > +++++++++++------- > drivers/net/ethernet/intel/fm10k/fm10k_pci.c | 2 +- > 2 files changed, 12 insertions(+), 8 deletions(-) I have applied to my queue. -- git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git dev-queue Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c index 478e67b..cbfaf94 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c @@ -98,12 +98,11 @@ static const struct fm10k_stats fm10k_gstrings_stats[] = { #define FM10K_GLOBAL_STATS_LEN ARRAY_SIZE(fm10k_gstrings_stats) -#define FM10K_QUEUE_STATS_LEN \ - (MAX_QUEUES * 2 * (sizeof(struct fm10k_queue_stats) / sizeof(u64))) +#define FM10K_QUEUE_STATS_LEN(_n) \ + ( (_n) * 2 * (sizeof(struct fm10k_queue_stats) / sizeof(u64))) -#define FM10K_STATS_LEN (FM10K_GLOBAL_STATS_LEN + \ - FM10K_NETDEV_STATS_LEN + \ - FM10K_QUEUE_STATS_LEN) +#define FM10K_STATIC_STATS_LEN (FM10K_GLOBAL_STATS_LEN + \ + FM10K_NETDEV_STATS_LEN) static const char fm10k_gstrings_test[][ETH_GSTRING_LEN] = { "Mailbox test (on/offline)" @@ -155,11 +154,16 @@ static void fm10k_get_strings(struct net_device *dev, u32 stringset, u8 *data) static int fm10k_get_sset_count(struct net_device *dev, int sset) { + struct fm10k_intfc *interface = netdev_priv(dev); + struct fm10k_hw *hw = &interface->hw; + int stats_len = FM10K_STATIC_STATS_LEN; + switch (sset) { case ETH_SS_TEST: return FM10K_TEST_LEN; case ETH_SS_STATS: - return FM10K_STATS_LEN; + stats_len += FM10K_QUEUE_STATS_LEN(hw->mac.max_queues); + return stats_len; default: return -EOPNOTSUPP; } @@ -369,7 +373,7 @@ static void fm10k_get_drvinfo(struct net_device *dev, strncpy(info->bus_info, pci_name(interface->pdev), sizeof(info->bus_info) - 1); - info->n_stats = FM10K_STATS_LEN; + info->n_stats = fm10k_get_sset_count(dev, ETH_SS_STATS); info->regdump_len = fm10k_get_regs_len(dev); } diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index 12a3044..0ef1d71 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -360,7 +360,7 @@ void fm10k_update_stats(struct fm10k_intfc *interface) hw->mac.ops.update_hw_stats(hw, &interface->stats); - for (i = 0; i < FM10K_MAX_QUEUES_PF; i++) { + for (i = 0; i < hw->mac.max_queues; i++) { struct fm10k_hw_stats_q *q = &interface->stats.q[i]; tx_bytes_nic += q->tx_bytes.count;