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b33e699fe4
Now the kernel uses 64bit packet counters in scheduler layer, we want to export these counters to user space. Instead risking breaking user space by adding fields to struct gnet_stats_basic, add a new TCA_STATS_PKT64. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
78 lines
1.5 KiB
C
78 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef __LINUX_GEN_STATS_H
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#define __LINUX_GEN_STATS_H
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#include <linux/types.h>
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enum {
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TCA_STATS_UNSPEC,
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TCA_STATS_BASIC,
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TCA_STATS_RATE_EST,
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TCA_STATS_QUEUE,
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TCA_STATS_APP,
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TCA_STATS_RATE_EST64,
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TCA_STATS_PAD,
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TCA_STATS_BASIC_HW,
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TCA_STATS_PKT64,
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__TCA_STATS_MAX,
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};
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#define TCA_STATS_MAX (__TCA_STATS_MAX - 1)
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/**
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* struct gnet_stats_basic - byte/packet throughput statistics
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* @bytes: number of seen bytes
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* @packets: number of seen packets
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*/
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struct gnet_stats_basic {
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__u64 bytes;
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__u32 packets;
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};
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/**
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* struct gnet_stats_rate_est - rate estimator
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* @bps: current byte rate
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* @pps: current packet rate
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*/
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struct gnet_stats_rate_est {
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__u32 bps;
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__u32 pps;
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};
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/**
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* struct gnet_stats_rate_est64 - rate estimator
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* @bps: current byte rate
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* @pps: current packet rate
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*/
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struct gnet_stats_rate_est64 {
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__u64 bps;
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__u64 pps;
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};
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/**
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* struct gnet_stats_queue - queuing statistics
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* @qlen: queue length
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* @backlog: backlog size of queue
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* @drops: number of dropped packets
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* @requeues: number of requeues
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* @overlimits: number of enqueues over the limit
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*/
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struct gnet_stats_queue {
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__u32 qlen;
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__u32 backlog;
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__u32 drops;
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__u32 requeues;
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__u32 overlimits;
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};
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/**
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* struct gnet_estimator - rate estimator configuration
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* @interval: sampling period
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* @ewma_log: the log of measurement window weight
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*/
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struct gnet_estimator {
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signed char interval;
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unsigned char ewma_log;
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};
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#endif /* __LINUX_GEN_STATS_H */
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