#include <wrapper/rcu.h>
#include <wrapper/syscall.h>
#include <lttng/events.h>
+#include <lttng/events-internal.h>
#include <lttng/utils.h>
#ifndef CONFIG_COMPAT
struct trace_syscall_entry {
void *event_func;
- void *event_notifier_func;
const struct lttng_kernel_event_desc *desc;
const struct lttng_kernel_event_field **fields;
unsigned int nrargs;
#define TRACE_SYSCALL_TABLE(_template, _name, _nr, _nrargs) \
[ _nr ] = { \
.event_func = __event_probe__syscall_entry_##_template, \
- .event_notifier_func = __event_notifier_probe__syscall_entry_##_template, \
.nrargs = (_nrargs), \
.fields = __event_fields___syscall_entry_##_template, \
.desc = &__event_desc___syscall_entry_##_name, \
#define TRACE_SYSCALL_TABLE(_template, _name, _nr, _nrargs) \
[ _nr ] = { \
.event_func = __event_probe__compat_syscall_entry_##_template, \
- .event_notifier_func = __event_notifier_probe__compat_syscall_entry_##_template, \
.nrargs = (_nrargs), \
.fields = __event_fields___compat_syscall_entry_##_template, \
.desc = &__event_desc___compat_syscall_entry_##_name, \
#define TRACE_SYSCALL_TABLE(_template, _name, _nr, _nrargs) \
[ _nr ] = { \
.event_func = __event_probe__syscall_exit_##_template, \
- .event_notifier_func = __event_notifier_probe__syscall_exit_##_template, \
.nrargs = (_nrargs), \
.fields = __event_fields___syscall_exit_##_template, \
.desc = &__event_desc___syscall_exit_##_name, \
#define TRACE_SYSCALL_TABLE(_template, _name, _nr, _nrargs) \
[ _nr ] = { \
.event_func = __event_probe__compat_syscall_exit_##_template, \
- .event_notifier_func = __event_notifier_probe__compat_syscall_exit_##_template, \
.nrargs = (_nrargs), \
.fields = __event_fields___compat_syscall_exit_##_template, \
.desc = &__event_desc___compat_syscall_exit_##_name, \
lttng_syscall_get_arguments(current, regs, args);
lttng_hlist_for_each_entry_rcu(event_priv, unknown_action_list_head, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- if (unlikely(in_compat_syscall()))
- __event_probe__compat_syscall_entry_unknown(event_recorder, id, args);
- else
- __event_probe__syscall_entry_unknown(event_recorder, id, args);
- }
-}
-
-static void syscall_entry_event_notifier_unknown(
- struct hlist_head *unknown_dispatch_list_head,
- struct pt_regs *regs, long id)
-{
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
- struct lttng_kernel_event_common_private *event_priv;
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, unknown_dispatch_list_head, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- if (unlikely(in_compat_syscall()))
- __event_notifier_probe__compat_syscall_entry_unknown(event_notifier, id, args);
- else
- __event_notifier_probe__syscall_entry_unknown(event_notifier, id, args);
- }
-}
-
-static void syscall_exit_event_notifier_unknown(
- struct hlist_head *unknown_dispatch_list_head,
- struct pt_regs *regs, long id, long ret)
-{
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
- struct lttng_kernel_event_common_private *event_priv;
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, unknown_dispatch_list_head, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
if (unlikely(in_compat_syscall()))
- __event_notifier_probe__compat_syscall_exit_unknown(event_notifier, id, ret, args);
+ __event_probe__compat_syscall_entry_unknown(event_priv->pub, id, args);
else
- __event_notifier_probe__syscall_exit_unknown(event_notifier, id, ret, args);
+ __event_probe__syscall_entry_unknown(event_priv->pub, id, args);
}
}
static __always_inline
-void syscall_entry_call_func(struct hlist_head *action_list,
+void syscall_entry_event_call_func(struct hlist_head *action_list,
void *func, unsigned int nrargs,
struct pt_regs *regs)
{
{
void (*fptr)(void *__data) = func;
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub);
break;
}
case 1:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, args[0]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, args[0]);
break;
}
case 2:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, args[0], args[1]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, args[0], args[1]);
break;
}
case 3:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, args[0], args[1], args[2]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, args[0], args[1], args[2]);
break;
}
case 4:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, args[0], args[1], args[2], args[3]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, args[0], args[1], args[2], args[3]);
break;
}
case 5:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, args[0], args[1], args[2], args[3], args[4]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, args[0], args[1], args[2], args[3], args[4]);
break;
}
case 6:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, args[0], args[1], args[2],
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, args[0], args[1], args[2],
args[3], args[4], args[5]);
- }
- break;
- }
- default:
- break;
- }
-}
-
-static __always_inline
-void syscall_entry_event_notifier_call_func(struct hlist_head *dispatch_list,
- void *func, unsigned int nrargs, struct pt_regs *regs)
-{
- struct lttng_kernel_event_common_private *event_priv;
-
- switch (nrargs) {
- case 0:
- {
- void (*fptr)(void *__data) = func;
-
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier);
- }
- break;
- }
- case 1:
- {
- void (*fptr)(void *__data, unsigned long arg0) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, args[0]);
- }
- break;
- }
- case 2:
- {
- void (*fptr)(void *__data,
- unsigned long arg0,
- unsigned long arg1) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, args[0], args[1]);
- }
- break;
- }
- case 3:
- {
- void (*fptr)(void *__data,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, args[0], args[1], args[2]);
- }
- break;
- }
- case 4:
- {
- void (*fptr)(void *__data,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2,
- unsigned long arg3) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, args[0], args[1], args[2], args[3]);
- }
- break;
- }
- case 5:
- {
- void (*fptr)(void *__data,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2,
- unsigned long arg3,
- unsigned long arg4) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, args[0], args[1], args[2], args[3], args[4]);
- }
- break;
- }
- case 6:
- {
- void (*fptr)(void *__data,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2,
- unsigned long arg3,
- unsigned long arg4,
- unsigned long arg5) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, args[0], args[1], args[2], args[3], args[4], args[5]);
- }
break;
}
default:
if (unlikely(hlist_empty(action_list)))
return;
- syscall_entry_call_func(action_list, entry->event_func, entry->nrargs, regs);
+ syscall_entry_event_call_func(action_list, entry->event_func, entry->nrargs, regs);
}
void syscall_entry_event_notifier_probe(void *__data, struct pt_regs *regs,
}
/* Check if the syscall id is out of bound. */
if (unlikely(id < 0 || id >= table_len)) {
- syscall_entry_event_notifier_unknown(unknown_dispatch_list,
+ syscall_entry_event_unknown(unknown_dispatch_list,
regs, id);
return;
}
entry = &table[id];
- if (!entry->event_notifier_func) {
- syscall_entry_event_notifier_unknown(unknown_dispatch_list,
+ if (!entry->event_func) {
+ syscall_entry_event_unknown(unknown_dispatch_list,
regs, id);
return;
}
if (unlikely(hlist_empty(dispatch_list)))
return;
- syscall_entry_event_notifier_call_func(dispatch_list,
- entry->event_notifier_func, entry->nrargs, regs);
+ syscall_entry_event_call_func(dispatch_list,
+ entry->event_func, entry->nrargs, regs);
}
static void syscall_exit_event_unknown(struct hlist_head *unknown_action_list_head,
lttng_syscall_get_arguments(current, regs, args);
lttng_hlist_for_each_entry_rcu(event_priv, unknown_action_list_head, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
if (unlikely(in_compat_syscall()))
- __event_probe__compat_syscall_exit_unknown(event_recorder, id, ret,
+ __event_probe__compat_syscall_exit_unknown(event_priv->pub, id, ret,
args);
else
- __event_probe__syscall_exit_unknown(event_recorder, id, ret, args);
+ __event_probe__syscall_exit_unknown(event_priv->pub, id, ret, args);
}
}
static __always_inline
-void syscall_exit_call_func(struct hlist_head *action_list,
+void syscall_exit_event_call_func(struct hlist_head *action_list,
void *func, unsigned int nrargs,
struct pt_regs *regs, long ret)
{
{
void (*fptr)(void *__data, long ret) = func;
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret);
break;
}
case 1:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret, args[0]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret, args[0]);
break;
}
case 2:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret, args[0], args[1]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret, args[0], args[1]);
break;
}
case 3:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret, args[0], args[1], args[2]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret, args[0], args[1], args[2]);
break;
}
case 4:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret, args[0], args[1], args[2], args[3]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret, args[0], args[1], args[2], args[3]);
break;
}
case 5:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret, args[0], args[1], args[2], args[3], args[4]);
- }
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret, args[0], args[1], args[2], args[3], args[4]);
break;
}
case 6:
unsigned long args[LTTNG_SYSCALL_NR_ARGS];
lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node) {
- struct lttng_kernel_event_recorder_private *event_recorder_priv =
- container_of(event_priv, struct lttng_kernel_event_recorder_private, parent);
- struct lttng_kernel_event_recorder *event_recorder = event_recorder_priv->pub;
-
- fptr(event_recorder, ret, args[0], args[1], args[2],
+ lttng_hlist_for_each_entry_rcu(event_priv, action_list, u.syscall.node)
+ fptr(event_priv->pub, ret, args[0], args[1], args[2],
args[3], args[4], args[5]);
- }
break;
}
default:
if (unlikely(hlist_empty(action_list)))
return;
- syscall_exit_call_func(action_list, entry->event_func, entry->nrargs,
+ syscall_exit_event_call_func(action_list, entry->event_func, entry->nrargs,
regs, ret);
}
-static __always_inline
-void syscall_exit_event_notifier_call_func(struct hlist_head *dispatch_list,
- void *func, unsigned int nrargs, struct pt_regs *regs, long ret)
-{
- struct lttng_kernel_event_common_private *event_priv;
-
- switch (nrargs) {
- case 0:
- {
- void (*fptr)(void *__data, long ret) = func;
-
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret);
- }
- break;
- }
- case 1:
- {
- void (*fptr)(void *__data, long ret, unsigned long arg0) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret, args[0]);
- }
- break;
- }
- case 2:
- {
- void (*fptr)(void *__data,
- long ret,
- unsigned long arg0,
- unsigned long arg1) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret, args[0], args[1]);
- }
- break;
- }
- case 3:
- {
- void (*fptr)(void *__data,
- long ret,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret, args[0], args[1], args[2]);
- }
- break;
- }
- case 4:
- {
- void (*fptr)(void *__data,
- long ret,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2,
- unsigned long arg3) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret, args[0], args[1], args[2], args[3]);
- }
- break;
- }
- case 5:
- {
- void (*fptr)(void *__data,
- long ret,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2,
- unsigned long arg3,
- unsigned long arg4) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret, args[0], args[1], args[2], args[3], args[4]);
- }
- break;
- }
- case 6:
- {
- void (*fptr)(void *__data,
- long ret,
- unsigned long arg0,
- unsigned long arg1,
- unsigned long arg2,
- unsigned long arg3,
- unsigned long arg4,
- unsigned long arg5) = func;
- unsigned long args[LTTNG_SYSCALL_NR_ARGS];
-
- lttng_syscall_get_arguments(current, regs, args);
- lttng_hlist_for_each_entry_rcu(event_priv, dispatch_list, u.syscall.node) {
- struct lttng_kernel_event_notifier_private *event_notifier_priv =
- container_of(event_priv, struct lttng_kernel_event_notifier_private, parent);
- struct lttng_kernel_event_notifier *event_notifier = event_notifier_priv->pub;
-
- fptr(event_notifier, ret, args[0], args[1], args[2], args[3], args[4], args[5]);
- }
- break;
- }
- default:
- break;
- }
-}
-
static
void syscall_exit_event_notifier_probe(void *__data, struct pt_regs *regs,
long ret)
}
/* Check if the syscall id is out of bound. */
if (unlikely(id < 0 || id >= table_len)) {
- syscall_exit_event_notifier_unknown(unknown_dispatch_list,
+ syscall_exit_event_unknown(unknown_dispatch_list,
regs, id, ret);
return;
}
entry = &table[id];
- if (!entry->event_notifier_func) {
- syscall_entry_event_notifier_unknown(unknown_dispatch_list,
+ if (!entry->event_func) {
+ syscall_entry_event_unknown(unknown_dispatch_list,
regs, id);
return;
}
if (unlikely(hlist_empty(dispatch_list)))
return;
- syscall_exit_event_notifier_call_func(dispatch_list,
- entry->event_notifier_func, entry->nrargs, regs, ret);
+ syscall_exit_event_call_func(dispatch_list,
+ entry->event_func, entry->nrargs, regs, ret);
}
/*
* noinline to diminish caller stack size.
enum sc_type type)
{
struct lttng_channel *chan = event_enabler->chan;
- struct lttng_session *session = chan->session;
+ struct lttng_kernel_session *session = chan->session;
unsigned int i;
/* Allocate events for each syscall matching enabler, insert into table */
* Check if already created.
*/
head = utils_borrow_hash_table_bucket(
- session->events_ht.table, LTTNG_EVENT_HT_SIZE,
+ session->priv->events_ht.table, LTTNG_EVENT_HT_SIZE,
desc->event_name);
lttng_hlist_for_each_entry(event_recorder_priv, head, hlist) {
if (event_recorder_priv->parent.desc == desc
projects / lttng-modules.git / blobdiff