Rename event/notifier enabler base field to parent

[lttng-modules.git] / include / lttng / events-internal.h

diff --git a/include/lttng/events-internal.h b/include/lttng/events-internal.h
index cd560de84a8cb88e8af43efa56501b60fa08850b..67dd0df51a96fdc1dfe68caaca1d023be59be48f 100644 (file)
--- a/include/lttng/events-internal.h
+++ b/include/lttng/events-internal.h
@@ -8,6 +8,8 @@
 #ifndef _LTTNG_EVENTS_INTERNAL_H
 #define _LTTNG_EVENTS_INTERNAL_H
 
+#include <wrapper/compiler_attributes.h>
+
 #include <lttng/events.h>
 
 struct lttng_syscall_filter;
@@ -31,7 +33,7 @@ enum channel_type {
  */
 struct lttng_enabler_ref {
        struct list_head node;                  /* enabler ref list */
-       struct lttng_enabler *ref;              /* backward ref */
+       struct lttng_event_enabler_common *ref;         /* backward ref */
 };
 
 struct lttng_krp;                              /* Kretprobe handling */
@@ -179,7 +181,7 @@ enum lttng_kernel_bytecode_type {
 struct lttng_kernel_bytecode_node {
        enum lttng_kernel_bytecode_type type;
        struct list_head node;
-       struct lttng_enabler *enabler;
+       struct lttng_event_enabler_common *enabler;
        struct {
                uint32_t len;
                uint32_t reloc_offset;
@@ -205,7 +207,7 @@ struct lttng_kernel_bytecode_runtime {
  * Enabler field, within whatever object is enabling an event. Target of
  * backward reference.
  */
-struct lttng_enabler {
+struct lttng_event_enabler_common {
        enum lttng_enabler_format_type format_type;
 
        /* head list of struct lttng_kernel_bytecode_node */
@@ -218,13 +220,14 @@ struct lttng_enabler {
 };
 
 struct lttng_event_enabler {
-       struct lttng_enabler base;
-       struct list_head node;  /* per-session list of enablers */
+       struct lttng_event_enabler_common parent;
+       struct list_head node;          /* per-session list of enablers */
+       bool published;                 /* published in per-session list. */
        struct lttng_kernel_channel_buffer *chan;
 };
 
 struct lttng_event_notifier_enabler {
-       struct lttng_enabler base;
+       struct lttng_event_enabler_common parent;
        uint64_t error_counter_index;
        struct list_head node;  /* List of event_notifier enablers */
        struct lttng_event_notifier_group *group;
@@ -561,9 +564,12 @@ static inline bool lttng_kernel_type_is_bytewise_integer(const struct lttng_kern
        if (!type_integer)
                return false;
        switch (type_integer->size) {
-       case 8:         /* Fall-through. */
-       case 16:        /* Fall-through. */
-       case 32:        /* Fall-through. */
+       case 8:
+               lttng_fallthrough;
+       case 16:
+               lttng_fallthrough;
+       case 32:
+               lttng_fallthrough;
        case 64:
                break;
        default:
@@ -578,17 +584,17 @@ int lttng_kernel_interpret_event_filter(const struct lttng_kernel_event_common *
                void *event_filter_ctx);
 
 static inline
-struct lttng_enabler *lttng_event_enabler_as_enabler(
+struct lttng_event_enabler_common *lttng_event_enabler_as_enabler(
                struct lttng_event_enabler *event_enabler)
 {
-       return &event_enabler->base;
+       return &event_enabler->parent;
 }
 
 static inline
-struct lttng_enabler *lttng_event_notifier_enabler_as_enabler(
+struct lttng_event_enabler_common *lttng_event_notifier_enabler_as_enabler(
                struct lttng_event_notifier_enabler *event_notifier_enabler)
 {
-       return &event_notifier_enabler->base;
+       return &event_notifier_enabler->parent;
 }
 
 int lttng_context_init(void);
@@ -774,6 +780,9 @@ struct lttng_event_enabler *lttng_event_enabler_create(
                enum lttng_enabler_format_type format_type,
                struct lttng_kernel_abi_event *event_param,
                struct lttng_kernel_channel_buffer *chan);
+void lttng_event_enabler_session_add(struct lttng_kernel_session *session,
+               struct lttng_event_enabler *event_enabler);
+void lttng_event_enabler_destroy(struct lttng_event_enabler *event_enabler);
 
 int lttng_event_enabler_enable(struct lttng_event_enabler *event_enabler);
 int lttng_event_enabler_disable(struct lttng_event_enabler *event_enabler);
@@ -797,7 +806,7 @@ int lttng_event_notifier_enabler_attach_capture_bytecode(
                struct lttng_kernel_abi_capture_bytecode __user *bytecode);
 
 int lttng_desc_match_enabler(const struct lttng_kernel_event_desc *desc,
-               struct lttng_enabler *enabler);
+               struct lttng_event_enabler_common *enabler);
 
 void lttng_enabler_link_bytecode(const struct lttng_kernel_event_desc *event_desc,
                struct lttng_kernel_ctx *ctx,
@@ -1091,14 +1100,10 @@ struct lttng_kernel_channel_buffer *lttng_global_channel_create(struct lttng_ker
                                       unsigned int read_timer_interval);
 
 void lttng_metadata_channel_destroy(struct lttng_kernel_channel_buffer *chan);
-struct lttng_kernel_event_recorder *lttng_kernel_event_recorder_create(struct lttng_kernel_channel_buffer *chan,
-                               struct lttng_kernel_abi_event *event_param,
-                               const struct lttng_kernel_event_desc *event_desc,
-                               enum lttng_kernel_abi_instrumentation itype);
-struct lttng_kernel_event_recorder *_lttng_kernel_event_recorder_create(struct lttng_kernel_channel_buffer *chan,
-                               struct lttng_kernel_abi_event *event_param,
-                               const struct lttng_kernel_event_desc *event_desc,
-                               enum lttng_kernel_abi_instrumentation itype);
+struct lttng_kernel_event_recorder *lttng_kernel_event_recorder_create(struct lttng_event_enabler *event_enabler,
+                               const struct lttng_kernel_event_desc *event_desc);
+struct lttng_kernel_event_recorder *_lttng_kernel_event_recorder_create(struct lttng_event_enabler *event_enabler,
+                               const struct lttng_kernel_event_desc *event_desc);
 struct lttng_kernel_event_recorder *lttng_event_compat_old_create(struct lttng_kernel_channel_buffer *chan,
                struct lttng_kernel_abi_old_event *old_event_param,
                const struct lttng_kernel_event_desc *internal_desc);