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Add displaying VF traffic statistics

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Enable reading and displaying SRIOV VFs traffic statistics through
the host PF netdevice using the nested IFLA_VF_STATS attribute.

Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
This commit is contained in:
Eran Ben Elisha 2015-06-16 12:13:16 +03:00 committed by Stephen Hemminger
parent f638e9f7c8
commit a1b99717c7
1 changed files with 34 additions and 0 deletions
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34
ip/ipaddress.c
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@ -287,6 +287,8 @@ static void print_af_spec(FILE *fp, struct rtattr *af_spec_attr)
}
}
static void print_vf_stats64(FILE *fp, struct rtattr *vfstats);
static void print_vfinfo(FILE *fp, struct rtattr *vfinfo)
{
struct ifla_vf_mac *vf_mac;
@ -367,6 +369,8 @@ static void print_vfinfo(FILE *fp, struct rtattr *vfinfo)
else
fprintf(fp, ", link-state disable");
}
if (vf[IFLA_VF_STATS] && show_stats)
print_vf_stats64(fp, vf[IFLA_VF_STATS]);
}
static void print_num(FILE *fp, unsigned width, uint64_t count)
@ -408,6 +412,36 @@ static void print_num(FILE *fp, unsigned width, uint64_t count)
fprintf(fp, "%-*s ", width, buf);
}
static void print_vf_stats64(FILE *fp, struct rtattr *vfstats)
{
struct rtattr *vf[IFLA_VF_STATS_MAX + 1] = {};
if (vfstats->rta_type != IFLA_VF_STATS) {
fprintf(stderr, "BUG: rta type is %d\n", vfstats->rta_type);
return;
}
parse_rtattr_nested(vf, IFLA_VF_MAX, vfstats);
/* RX stats */
fprintf(fp, "%s", _SL_);
fprintf(fp, " RX: bytes packets mcast bcast %s", _SL_);
fprintf(fp, " ");
print_num(fp, 10, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_RX_BYTES]));
print_num(fp, 8, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_RX_PACKETS]));
print_num(fp, 7, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_MULTICAST]));
print_num(fp, 7, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_BROADCAST]));
/* TX stats */
fprintf(fp, "%s", _SL_);
fprintf(fp, " TX: bytes packets %s", _SL_);
fprintf(fp, " ");
print_num(fp, 10, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_TX_BYTES]));
print_num(fp, 8, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_TX_PACKETS]));
}
static void print_link_stats64(FILE *fp, const struct rtnl_link_stats64 *s,
const struct rtattr *carrier_changes)
{