mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-29 23:53:55 +08:00
65875073ed
The print format of skb adress in tracepoint class net_dev_template is changed to %px from %p, because we want to use skb address as a quick way to identify a packet. Note, trace ring buffer is only accessible to privileged users, it is safe to use a real kernel address here. Reviewed-by: Cong Wang <cong.wang@bytedance.com> Signed-off-by: Qitao Xu <qitao.xu@bytedance.com> Signed-off-by: David S. Miller <davem@davemloft.net>
333 lines
8.0 KiB
C
333 lines
8.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM net
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#if !defined(_TRACE_NET_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_NET_H
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#include <linux/skbuff.h>
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#include <linux/netdevice.h>
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#include <linux/if_vlan.h>
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#include <linux/ip.h>
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#include <linux/tracepoint.h>
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TRACE_EVENT(net_dev_start_xmit,
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TP_PROTO(const struct sk_buff *skb, const struct net_device *dev),
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TP_ARGS(skb, dev),
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TP_STRUCT__entry(
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__string( name, dev->name )
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__field( u16, queue_mapping )
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__field( const void *, skbaddr )
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__field( bool, vlan_tagged )
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__field( u16, vlan_proto )
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__field( u16, vlan_tci )
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__field( u16, protocol )
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__field( u8, ip_summed )
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__field( unsigned int, len )
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__field( unsigned int, data_len )
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__field( int, network_offset )
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__field( bool, transport_offset_valid)
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__field( int, transport_offset)
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__field( u8, tx_flags )
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__field( u16, gso_size )
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__field( u16, gso_segs )
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__field( u16, gso_type )
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),
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TP_fast_assign(
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__assign_str(name, dev->name);
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__entry->queue_mapping = skb->queue_mapping;
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__entry->skbaddr = skb;
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__entry->vlan_tagged = skb_vlan_tag_present(skb);
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__entry->vlan_proto = ntohs(skb->vlan_proto);
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__entry->vlan_tci = skb_vlan_tag_get(skb);
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__entry->protocol = ntohs(skb->protocol);
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__entry->ip_summed = skb->ip_summed;
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__entry->len = skb->len;
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__entry->data_len = skb->data_len;
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__entry->network_offset = skb_network_offset(skb);
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__entry->transport_offset_valid =
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skb_transport_header_was_set(skb);
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__entry->transport_offset = skb_transport_offset(skb);
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__entry->tx_flags = skb_shinfo(skb)->tx_flags;
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__entry->gso_size = skb_shinfo(skb)->gso_size;
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__entry->gso_segs = skb_shinfo(skb)->gso_segs;
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__entry->gso_type = skb_shinfo(skb)->gso_type;
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),
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TP_printk("dev=%s queue_mapping=%u skbaddr=%p vlan_tagged=%d vlan_proto=0x%04x vlan_tci=0x%04x protocol=0x%04x ip_summed=%d len=%u data_len=%u network_offset=%d transport_offset_valid=%d transport_offset=%d tx_flags=%d gso_size=%d gso_segs=%d gso_type=%#x",
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__get_str(name), __entry->queue_mapping, __entry->skbaddr,
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__entry->vlan_tagged, __entry->vlan_proto, __entry->vlan_tci,
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__entry->protocol, __entry->ip_summed, __entry->len,
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__entry->data_len,
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__entry->network_offset, __entry->transport_offset_valid,
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__entry->transport_offset, __entry->tx_flags,
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__entry->gso_size, __entry->gso_segs, __entry->gso_type)
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);
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TRACE_EVENT(net_dev_xmit,
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TP_PROTO(struct sk_buff *skb,
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int rc,
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struct net_device *dev,
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unsigned int skb_len),
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TP_ARGS(skb, rc, dev, skb_len),
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TP_STRUCT__entry(
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__field( void *, skbaddr )
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__field( unsigned int, len )
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__field( int, rc )
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__string( name, dev->name )
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),
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TP_fast_assign(
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__entry->skbaddr = skb;
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__entry->len = skb_len;
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__entry->rc = rc;
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__assign_str(name, dev->name);
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),
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TP_printk("dev=%s skbaddr=%p len=%u rc=%d",
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__get_str(name), __entry->skbaddr, __entry->len, __entry->rc)
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);
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TRACE_EVENT(net_dev_xmit_timeout,
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TP_PROTO(struct net_device *dev,
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int queue_index),
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TP_ARGS(dev, queue_index),
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TP_STRUCT__entry(
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__string( name, dev->name )
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__string( driver, netdev_drivername(dev))
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__field( int, queue_index )
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),
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TP_fast_assign(
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__assign_str(name, dev->name);
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__assign_str(driver, netdev_drivername(dev));
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__entry->queue_index = queue_index;
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),
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TP_printk("dev=%s driver=%s queue=%d",
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__get_str(name), __get_str(driver), __entry->queue_index)
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);
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DECLARE_EVENT_CLASS(net_dev_template,
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TP_PROTO(struct sk_buff *skb),
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TP_ARGS(skb),
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TP_STRUCT__entry(
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__field( void *, skbaddr )
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__field( unsigned int, len )
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__string( name, skb->dev->name )
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),
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TP_fast_assign(
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__entry->skbaddr = skb;
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__entry->len = skb->len;
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__assign_str(name, skb->dev->name);
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),
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TP_printk("dev=%s skbaddr=%px len=%u",
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__get_str(name), __entry->skbaddr, __entry->len)
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)
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DEFINE_EVENT(net_dev_template, net_dev_queue,
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TP_PROTO(struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_template, netif_receive_skb,
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TP_PROTO(struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_template, netif_rx,
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TP_PROTO(struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DECLARE_EVENT_CLASS(net_dev_rx_verbose_template,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb),
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TP_STRUCT__entry(
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__string( name, skb->dev->name )
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__field( unsigned int, napi_id )
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__field( u16, queue_mapping )
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__field( const void *, skbaddr )
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__field( bool, vlan_tagged )
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__field( u16, vlan_proto )
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__field( u16, vlan_tci )
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__field( u16, protocol )
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__field( u8, ip_summed )
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__field( u32, hash )
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__field( bool, l4_hash )
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__field( unsigned int, len )
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__field( unsigned int, data_len )
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__field( unsigned int, truesize )
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__field( bool, mac_header_valid)
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__field( int, mac_header )
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__field( unsigned char, nr_frags )
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__field( u16, gso_size )
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__field( u16, gso_type )
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),
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TP_fast_assign(
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__assign_str(name, skb->dev->name);
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#ifdef CONFIG_NET_RX_BUSY_POLL
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__entry->napi_id = skb->napi_id;
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#else
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__entry->napi_id = 0;
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#endif
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__entry->queue_mapping = skb->queue_mapping;
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__entry->skbaddr = skb;
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__entry->vlan_tagged = skb_vlan_tag_present(skb);
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__entry->vlan_proto = ntohs(skb->vlan_proto);
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__entry->vlan_tci = skb_vlan_tag_get(skb);
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__entry->protocol = ntohs(skb->protocol);
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__entry->ip_summed = skb->ip_summed;
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__entry->hash = skb->hash;
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__entry->l4_hash = skb->l4_hash;
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__entry->len = skb->len;
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__entry->data_len = skb->data_len;
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__entry->truesize = skb->truesize;
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__entry->mac_header_valid = skb_mac_header_was_set(skb);
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__entry->mac_header = skb_mac_header(skb) - skb->data;
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__entry->nr_frags = skb_shinfo(skb)->nr_frags;
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__entry->gso_size = skb_shinfo(skb)->gso_size;
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__entry->gso_type = skb_shinfo(skb)->gso_type;
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),
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TP_printk("dev=%s napi_id=%#x queue_mapping=%u skbaddr=%p vlan_tagged=%d vlan_proto=0x%04x vlan_tci=0x%04x protocol=0x%04x ip_summed=%d hash=0x%08x l4_hash=%d len=%u data_len=%u truesize=%u mac_header_valid=%d mac_header=%d nr_frags=%d gso_size=%d gso_type=%#x",
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__get_str(name), __entry->napi_id, __entry->queue_mapping,
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__entry->skbaddr, __entry->vlan_tagged, __entry->vlan_proto,
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__entry->vlan_tci, __entry->protocol, __entry->ip_summed,
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__entry->hash, __entry->l4_hash, __entry->len,
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__entry->data_len, __entry->truesize,
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__entry->mac_header_valid, __entry->mac_header,
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__entry->nr_frags, __entry->gso_size, __entry->gso_type)
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);
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DEFINE_EVENT(net_dev_rx_verbose_template, napi_gro_frags_entry,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_rx_verbose_template, napi_gro_receive_entry,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_rx_verbose_template, netif_receive_skb_entry,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_rx_verbose_template, netif_receive_skb_list_entry,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_rx_verbose_template, netif_rx_entry,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(net_dev_rx_verbose_template, netif_rx_ni_entry,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DECLARE_EVENT_CLASS(net_dev_rx_exit_template,
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TP_PROTO(int ret),
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TP_ARGS(ret),
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TP_STRUCT__entry(
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__field(int, ret)
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),
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TP_fast_assign(
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__entry->ret = ret;
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),
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TP_printk("ret=%d", __entry->ret)
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);
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DEFINE_EVENT(net_dev_rx_exit_template, napi_gro_frags_exit,
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TP_PROTO(int ret),
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TP_ARGS(ret)
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);
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DEFINE_EVENT(net_dev_rx_exit_template, napi_gro_receive_exit,
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TP_PROTO(int ret),
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TP_ARGS(ret)
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);
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DEFINE_EVENT(net_dev_rx_exit_template, netif_receive_skb_exit,
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TP_PROTO(int ret),
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TP_ARGS(ret)
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);
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DEFINE_EVENT(net_dev_rx_exit_template, netif_rx_exit,
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TP_PROTO(int ret),
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TP_ARGS(ret)
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);
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DEFINE_EVENT(net_dev_rx_exit_template, netif_rx_ni_exit,
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TP_PROTO(int ret),
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TP_ARGS(ret)
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);
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DEFINE_EVENT(net_dev_rx_exit_template, netif_receive_skb_list_exit,
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TP_PROTO(int ret),
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TP_ARGS(ret)
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);
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#endif /* _TRACE_NET_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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