#ifndef _LTTNG_EVENTS_H
#define _LTTNG_EVENTS_H
-#include <linux/version.h>
+#include <lttng-kernel-version.h>
#include <linux/list.h>
#include <linux/kprobes.h>
#include <linux/kref.h>
#include <lttng-abi.h>
#include <lttng-abi-old.h>
-#define lttng_is_signed_type(type) (((type)(-1)) < 0)
+#define lttng_is_signed_type(type) (((type) -1) < (type) 1)
struct lttng_channel;
struct lttng_session;
* lttng_ctx_field because cpu hotplug needs fixed-location addresses.
*/
struct lttng_perf_counter_field {
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,10,0))
struct lttng_cpuhp_node cpuhp_prepare;
struct lttng_cpuhp_node cpuhp_online;
#else
struct list_head node;
};
+enum lttng_syscall_entryexit {
+ LTTNG_SYSCALL_ENTRY,
+ LTTNG_SYSCALL_EXIT,
+};
+
+enum lttng_syscall_abi {
+ LTTNG_SYSCALL_ABI_NATIVE,
+ LTTNG_SYSCALL_ABI_COMPAT,
+};
+
/*
* lttng_event structure is referred to by the tracing fast path. It must be
* kept small.
struct inode *inode;
struct list_head head;
} uprobe;
+ struct {
+ char *syscall_name;
+ enum lttng_syscall_entryexit entryexit;
+ enum lttng_syscall_abi abi;
+ } syscall;
} u;
struct list_head list; /* Event list in session */
unsigned int metadata_dumped:1;
struct lttng_syscall_filter *sc_filter;
int header_type; /* 0: unset, 1: compact, 2: large */
enum channel_type channel_type;
+ int syscall_all;
unsigned int metadata_dumped:1,
sys_enter_registered:1,
sys_exit_registered:1,
- syscall_all:1,
tstate:1; /* Transient enable state */
};
char *data; /* Metadata cache */
unsigned int cache_alloc; /* Metadata allocated size (bytes) */
unsigned int metadata_written; /* Number of bytes written in metadata cache */
- int producing; /* Metadata being produced (incomplete) */
+ atomic_t producing; /* Metadata being produced (incomplete) */
struct kref refcount; /* Metadata cache usage */
struct list_head metadata_stream; /* Metadata stream list */
uuid_le uuid; /* Trace session unique ID (copy) */
#if defined(CONFIG_HAVE_SYSCALL_TRACEPOINTS)
int lttng_syscalls_register(struct lttng_channel *chan, void *filter);
int lttng_syscalls_unregister(struct lttng_channel *chan);
+int lttng_syscalls_destroy(struct lttng_channel *chan);
int lttng_syscall_filter_enable(struct lttng_channel *chan,
- const char *name);
+ struct lttng_event *event);
int lttng_syscall_filter_disable(struct lttng_channel *chan,
- const char *name);
+ struct lttng_event *event);
long lttng_channel_syscall_mask(struct lttng_channel *channel,
struct lttng_kernel_syscall_mask __user *usyscall_mask);
#else
return 0;
}
+static inline int lttng_syscalls_destroy(struct lttng_channel *chan)
+{
+ return 0;
+}
+
static inline int lttng_syscall_filter_enable(struct lttng_channel *chan,
- const char *name)
+ struct lttng_event *event);
{
return -ENOSYS;
}
static inline int lttng_syscall_filter_disable(struct lttng_channel *chan,
- const char *name)
+ struct lttng_event *event);
{
return -ENOSYS;
}
struct lttng_kernel_filter_bytecode __user *bytecode);
void lttng_enabler_event_link_bytecode(struct lttng_event *event,
struct lttng_enabler *enabler);
+void lttng_free_event_filter_runtime(struct lttng_event *event);
int lttng_probes_init(void);
int lttng_add_callstack_to_ctx(struct lttng_ctx **ctx, int type);
-#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
+#if defined(CONFIG_PERF_EVENTS) && (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,33))
int lttng_add_perf_counter_to_ctx(uint32_t type,
uint64_t config,
const char *name,
extern const struct file_operations lttng_tracepoint_list_fops;
extern const struct file_operations lttng_syscall_list_fops;
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(2,6,35))
#define TRACEPOINT_HAS_DATA_ARG
#endif