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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /include/net/psample.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/net/psample.h')
-rw-r--r--include/net/psample.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/include/net/psample.h b/include/net/psample.h
new file mode 100644
index 000000000..0509d2d6b
--- /dev/null
+++ b/include/net/psample.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NET_PSAMPLE_H
+#define __NET_PSAMPLE_H
+
+#include <uapi/linux/psample.h>
+#include <linux/list.h>
+
+struct psample_group {
+ struct list_head list;
+ struct net *net;
+ u32 group_num;
+ u32 refcount;
+ u32 seq;
+ struct rcu_head rcu;
+};
+
+struct psample_metadata {
+ u32 trunc_size;
+ int in_ifindex;
+ int out_ifindex;
+ u16 out_tc;
+ u64 out_tc_occ; /* bytes */
+ u64 latency; /* nanoseconds */
+ u8 out_tc_valid:1,
+ out_tc_occ_valid:1,
+ latency_valid:1,
+ unused:5;
+};
+
+struct psample_group *psample_group_get(struct net *net, u32 group_num);
+void psample_group_take(struct psample_group *group);
+void psample_group_put(struct psample_group *group);
+
+struct sk_buff;
+
+#if IS_ENABLED(CONFIG_PSAMPLE)
+
+void psample_sample_packet(struct psample_group *group, struct sk_buff *skb,
+ u32 sample_rate, const struct psample_metadata *md);
+
+#else
+
+static inline void psample_sample_packet(struct psample_group *group,
+ struct sk_buff *skb, u32 sample_rate,
+ const struct psample_metadata *md)
+{
+}
+
+#endif
+
+#endif /* __NET_PSAMPLE_H */