#include <linux/list.h>
#include <linux/kprobes.h>
#include <linux/kref.h>
-#include "wrapper/uuid.h"
-#include "lttng-abi.h"
-#include "lttng-abi-old.h"
+#include <lttng-cpuhotplug.h>
+#include <wrapper/uuid.h>
+#include <lttng-abi.h>
+#include <lttng-abi-old.h>
#define lttng_is_signed_type(type) (((type)(-1)) < 0)
/* Type description */
-/* Update the astract_types name table in lttng-types.c along with this enum */
enum abstract_types {
atype_integer,
atype_enum,
NR_ABSTRACT_TYPES,
};
-/* Update the string_encodings name table in lttng-types.c along with this enum */
enum lttng_string_encodings {
lttng_encode_none = 0,
lttng_encode_UTF8 = 1,
* lttng_ctx_field because cpu hotplug needs fixed-location addresses.
*/
struct lttng_perf_counter_field {
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
+ struct lttng_cpuhp_node cpuhp_prepare;
+ struct lttng_cpuhp_node cpuhp_online;
+#else
struct notifier_block nb;
int hp_enable;
+#endif
struct perf_event_attr *attr;
struct perf_event **e; /* per-cpu array */
};
+struct lttng_probe_ctx {
+ struct lttng_event *event;
+ uint8_t interruptible;
+};
+
struct lttng_ctx_field {
struct lttng_event_field event_field;
size_t (*get_size)(size_t offset);
struct lib_ring_buffer_ctx *ctx,
struct lttng_channel *chan);
void (*get_value)(struct lttng_ctx_field *field,
+ struct lttng_probe_ctx *lttng_probe_ctx,
union lttng_ctx_value *value);
union {
struct lttng_perf_counter_field *perf_counter;
struct lttng_bytecode_runtime {
/* Associated bytecode */
struct lttng_filter_bytecode_node *bc;
- uint64_t (*filter)(void *filter_data, const char *filter_stack_data);
+ uint64_t (*filter)(void *filter_data, struct lttng_probe_ctx *lttng_probe_ctx,
+ const char *filter_stack_data);
int link_failed;
struct list_head node; /* list of bytecode runtime in event */
};
int lttng_add_ppid_to_ctx(struct lttng_ctx **ctx);
int lttng_add_vppid_to_ctx(struct lttng_ctx **ctx);
int lttng_add_hostname_to_ctx(struct lttng_ctx **ctx);
+int lttng_add_interruptible_to_ctx(struct lttng_ctx **ctx);
+int lttng_add_need_reschedule_to_ctx(struct lttng_ctx **ctx);
+#if defined(CONFIG_PREEMPT_RT_FULL) || defined(CONFIG_PREEMPT)
+int lttng_add_preemptible_to_ctx(struct lttng_ctx **ctx);
+#else
+static inline
+int lttng_add_preemptible_to_ctx(struct lttng_ctx **ctx)
+{
+ return -ENOSYS;
+}
+#endif
+#ifdef CONFIG_PREEMPT_RT_FULL
+int lttng_add_migratable_to_ctx(struct lttng_ctx **ctx);
+#else
+static inline
+int lttng_add_migratable_to_ctx(struct lttng_ctx **ctx)
+{
+ return -ENOSYS;
+}
+#endif
#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
int lttng_add_perf_counter_to_ctx(uint32_t type,
uint64_t config,
const char *name,
struct lttng_ctx **ctx);
+int lttng_cpuhp_perf_counter_online(unsigned int cpu,
+ struct lttng_cpuhp_node *node);
+int lttng_cpuhp_perf_counter_dead(unsigned int cpu,
+ struct lttng_cpuhp_node *node);
#else
static inline
int lttng_add_perf_counter_to_ctx(uint32_t type,
{
return -ENOSYS;
}
+static inline
+int lttng_cpuhp_perf_counter_online(unsigned int cpu,
+ struct lttng_cpuhp_node *node)
+{
+ return 0;
+}
+static inline
+int lttng_cpuhp_perf_counter_dead(unsigned int cpu,
+ struct lttng_cpuhp_node *node)
+{
+ return 0;
+}
#endif
int lttng_logger_init(void);
}
#endif
-#ifdef CONFIG_DYNAMIC_FTRACE
+#if defined(CONFIG_DYNAMIC_FTRACE) && !defined(LTTNG_FTRACE_MISSING_HEADER)
int lttng_ftrace_register(const char *name,
const char *symbol_name,
struct lttng_event *event);