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authorChristian Breunig <christian@breunig.cc>2023-06-12 19:57:28 +0200
committerChristian Breunig <christian@breunig.cc>2023-06-12 19:57:28 +0200
commitfcb5d0fdafeebe49f42799b1d0d056c4b67bcc16 (patch)
tree28a5a272cc66cd5c6b4bc1132b4db5a455ca3214 /src/xdp/common/xdp_stats_kern.h
parentf9fa1e99e042846a8089ae2b4bc41dd8f3e3eb7c (diff)
downloadvyos-1x-fcb5d0fdafeebe49f42799b1d0d056c4b67bcc16.tar.gz
vyos-1x-fcb5d0fdafeebe49f42799b1d0d056c4b67bcc16.zip
T5286: drop XDP support for ethernet and bonding interfaces
... this is a step towards a new and better implementation that will utilize VPP.
Diffstat (limited to 'src/xdp/common/xdp_stats_kern.h')
-rw-r--r--src/xdp/common/xdp_stats_kern.h44
1 files changed, 0 insertions, 44 deletions
diff --git a/src/xdp/common/xdp_stats_kern.h b/src/xdp/common/xdp_stats_kern.h
deleted file mode 100644
index c061a149d..000000000
--- a/src/xdp/common/xdp_stats_kern.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-
-/* Used *ONLY* by BPF-prog running kernel side. */
-#ifndef __XDP_STATS_KERN_H
-#define __XDP_STATS_KERN_H
-
-/* Data record type 'struct datarec' is defined in common/xdp_stats_kern_user.h,
- * programs using this header must first include that file.
- */
-#ifndef __XDP_STATS_KERN_USER_H
-#warning "You forgot to #include <../common/xdp_stats_kern_user.h>"
-#include <../common/xdp_stats_kern_user.h>
-#endif
-
-/* Keeps stats per (enum) xdp_action */
-struct {
- __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
- __type(key, __u32);
- __type(value, struct datarec);
- __uint(max_entries, XDP_ACTION_MAX);
-} xdp_stats_map SEC(".maps");
-
-static __always_inline
-__u32 xdp_stats_record_action(struct xdp_md *ctx, __u32 action)
-{
- if (action >= XDP_ACTION_MAX)
- return XDP_ABORTED;
-
- /* Lookup in kernel BPF-side return pointer to actual data record */
- struct datarec *rec = bpf_map_lookup_elem(&xdp_stats_map, &action);
- if (!rec)
- return XDP_ABORTED;
-
- /* BPF_MAP_TYPE_PERCPU_ARRAY returns a data record specific to current
- * CPU and XDP hooks runs under Softirq, which makes it safe to update
- * without atomic operations.
- */
- rec->rx_packets++;
- rec->rx_bytes += (ctx->data_end - ctx->data);
-
- return action;
-}
-
-#endif /* __XDP_STATS_KERN_H */