#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-cpuhotplug.h>
#include <linux/uuid.h>
+#include <linux/irq_work.h>
#include <wrapper/uprobes.h>
#include <lttng-tracer.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;
};
#define __type_integer(_type, _size, _alignment, _signedness, \
- _byte_order, _base, _encoding) \
+ _byte_order, _user, _base, _encoding) \
{ \
.atype = atype_integer, \
.u.basic.integer = \
.size = (_size) ? : sizeof(_type) * CHAR_BIT, \
.alignment = (_alignment) ? : lttng_alignof(_type) * CHAR_BIT, \
.signedness = (_signedness) >= 0 ? (_signedness) : lttng_is_signed_type(_type), \
- .reverse_byte_order = _byte_order != __BYTE_ORDER, \
- .base = _base, \
+ .reverse_byte_order = (_byte_order) != __BYTE_ORDER, \
+ .base = (_base), \
+ .user = (_user), \
.encoding = lttng_encode_##_encoding, \
}, \
} \
unsigned int size; /* in bits */
unsigned short alignment; /* in bits */
unsigned int signedness:1,
- reverse_byte_order:1;
+ reverse_byte_order:1,
+ user:1; /* fetch from user-space */
unsigned int base; /* 2, 8, 10, 16, for pretty print */
enum lttng_string_encodings encoding;
};
} enumeration;
struct {
enum lttng_string_encodings encoding;
+ unsigned int user:1; /* fetch from user-space */
} string;
};
struct lttng_event_field {
const char *name;
struct lttng_type type;
- unsigned int nowrite:1, /* do not write into trace */
- user:1; /* fetch from user-space */
+ unsigned int nowrite:1; /* do not write into trace */
};
union lttng_ctx_value {
* 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 */
};
#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_CGROUPS) && \
- ((LINUX_VERSION_CODE >= KERNEL_VERSION(4,6,0)) || \
+ ((LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,6,0)) || \
LTTNG_UBUNTU_KERNEL_RANGE(4,4,0,0, 4,5,0,0))
int lttng_add_cgroup_ns_to_ctx(struct lttng_ctx **ctx);
#else
#endif
#if defined(CONFIG_IPC_NS) && \
- (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
int lttng_add_ipc_ns_to_ctx(struct lttng_ctx **ctx);
#else
static inline
#endif
#if !defined(LTTNG_MNT_NS_MISSING_HEADER) && \
- (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
int lttng_add_mnt_ns_to_ctx(struct lttng_ctx **ctx);
#else
static inline
#endif
#if defined(CONFIG_NET_NS) && \
- (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
int lttng_add_net_ns_to_ctx(struct lttng_ctx **ctx);
#else
static inline
#endif
#if defined(CONFIG_PID_NS) && \
- (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
int lttng_add_pid_ns_to_ctx(struct lttng_ctx **ctx);
#else
static inline
#endif
#if defined(CONFIG_USER_NS) && \
- (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
int lttng_add_user_ns_to_ctx(struct lttng_ctx **ctx);
#else
static inline
#endif
#if defined(CONFIG_UTS_NS) && \
- (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
int lttng_add_uts_ns_to_ctx(struct lttng_ctx **ctx);
#else
static inline