Merging upstream version 1.31.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 21 insertions, 2 deletions

diff --git a/libnetdata/ebpf/ebpf.h b/libnetdata/ebpf/ebpf.h
index ac3a1a2fc..bc55d9595 100644
--- a/libnetdata/ebpf/ebpf.h
+++ b/libnetdata/ebpf/ebpf.h
@@ -7,6 +7,7 @@
 #include <bpf/libbpf.h>
 
 #define NETDATA_DEBUGFS "/sys/kernel/debug/tracing/"
+#define NETDATA_KALLSYMS "/proc/kallsyms"
 
 // Config files
 #define EBPF_GLOBAL_SECTION "global"
@@ -15,6 +16,7 @@
 #define EBPF_CFG_LOAD_MODE_RETURN "return"
 
 #define EBPF_CFG_UPDATE_EVERY "update every"
+#define EBPF_CFG_PID_SIZE "pid table size"
 #define EBPF_CFG_APPLICATION "apps"
 
 /**
@@ -95,6 +97,21 @@ typedef enum {
     MODE_ENTRY       // This attaches kprobe when the function is called
 } netdata_run_mode_t;
 
+#define ND_EBPF_DEFAULT_PID_SIZE 32768U
+
+typedef struct ebpf_local_maps {
+    char *name;
+    uint32_t internal_input;
+    uint32_t user_input;
+} ebpf_local_maps_t;
+
+typedef struct ebpf_specify_name {
+    char *program_name;
+    char *function_to_attach;
+    char *optional;
+    bool retprobe;
+} ebpf_specify_name_t;
+
 typedef struct ebpf_module {
     const char *thread_name;
     const char *config_name;
@@ -107,10 +124,11 @@ typedef struct ebpf_module {
     uint32_t thread_id;
     int optional;
     void (*apps_routine)(struct ebpf_module *em, void *ptr);
+    ebpf_local_maps_t *maps;
+    ebpf_specify_name_t *names;
+    uint32_t pid_map_size;
 } ebpf_module_t;
 
-#define NETDATA_MAX_PROBES 64
-
 extern int get_kernel_version(char *out, int size);
 extern int get_redhat_release();
 extern int has_condition_to_run(int version);
@@ -126,5 +144,6 @@ extern void ebpf_mount_config_name(char *filename, size_t length, char *path, ch
 extern int ebpf_load_config(struct config *config, char *filename);
 extern void ebpf_update_module_using_config(ebpf_module_t *modules, struct config *cfg);
 extern void ebpf_update_module(ebpf_module_t *em, struct config *cfg, char *cfg_file);
+extern void ebpf_update_names(ebpf_specify_name_t *opt, ebpf_module_t *em);
 
 #endif /* NETDATA_EBPF_H */