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OpenCloudOS-Kernel
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xdp: make xdp tracepoints report bpf prog id instead of prog_tag 

Given previous patch expose the map_id, it seems natural to also
report the bpf prog id.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jesper Dangaard Brouer 2017-08-29 16:37:51 +02:00 committed by David S. Miller
parent 8d3b778ff5
commit b06337dfdb
1 changed files with 8 additions and 10 deletions
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18
include/trace/events/xdp.h
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@ -31,20 +31,19 @@ TRACE_EVENT(xdp_exception,
TP_ARGS(dev, xdp, act),
TP_STRUCT__entry(
__array(u8, prog_tag, 8)
__field(int, prog_id)
__field(u32, act)
__field(int, ifindex)
),
TP_fast_assign(
BUILD_BUG_ON(sizeof(__entry->prog_tag) != sizeof(xdp->tag));
memcpy(__entry->prog_tag, xdp->tag, sizeof(xdp->tag));
__entry->prog_id = xdp->aux->id;
__entry->act = act;
__entry->ifindex = dev->ifindex;
),
TP_printk("prog=%s action=%s ifindex=%d",
__print_hex_str(__entry->prog_tag, 8),
TP_printk("prog_id=%d action=%s ifindex=%d",
__entry->prog_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->ifindex)
);
@ -59,7 +58,7 @@ DECLARE_EVENT_CLASS(xdp_redirect_template,
TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
TP_STRUCT__entry(
__array(u8, prog_tag, 8)
__field(int, prog_id)
__field(u32, act)
__field(int, ifindex)
__field(int, err)
@ -69,8 +68,7 @@ DECLARE_EVENT_CLASS(xdp_redirect_template,
),
TP_fast_assign(
BUILD_BUG_ON(sizeof(__entry->prog_tag) != sizeof(xdp->tag));
memcpy(__entry->prog_tag, xdp->tag, sizeof(xdp->tag));
__entry->prog_id = xdp->aux->id;
__entry->act = XDP_REDIRECT;
__entry->ifindex = dev->ifindex;
__entry->err = err;
@ -79,9 +77,9 @@ DECLARE_EVENT_CLASS(xdp_redirect_template,
__entry->map_index = map_index;
),
TP_printk("prog=%s action=%s ifindex=%d to_ifindex=%d err=%d"
TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d"
" map_id=%d map_index=%d",
__print_hex_str(__entry->prog_tag, 8),
__entry->prog_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->ifindex, __entry->to_ifindex,
__entry->err,