X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Flttng-events.c;h=6676d5f715d873e7490a6422fbc6809d574ebda9;hb=ef784b4d0f4e732a570f19e9ac365028817a6c2d;hp=a21073d37c5af03de8a09bc15817710fe7c4cea9;hpb=92bc1e2318d93c9072ae79d7fd6a7c5953cb739e;p=lttng-modules.git diff --git a/src/lttng-events.c b/src/lttng-events.c index a21073d3..6676d5f7 100644 --- a/src/lttng-events.c +++ b/src/lttng-events.c @@ -82,11 +82,12 @@ static void _lttng_metadata_channel_hangup(struct lttng_metadata_stream *stream); static int _lttng_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_common *type, + enum lttng_kernel_string_encoding parent_encoding, size_t nesting); static int _lttng_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting); void synchronize_trace(void) @@ -615,22 +616,22 @@ int lttng_event_enable(struct lttng_event *event) goto end; } switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: ret = -EINVAL; break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: WRITE_ONCE(event->enabled, 1); break; - case LTTNG_KERNEL_KRETPROBE: + case LTTNG_KERNEL_ABI_KRETPROBE: ret = lttng_kretprobes_event_enable_state(event, 1); break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -654,23 +655,23 @@ int lttng_event_disable(struct lttng_event *event) goto end; } switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: ret = -EINVAL; break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: WRITE_ONCE(event->enabled, 0); break; - case LTTNG_KERNEL_KRETPROBE: + case LTTNG_KERNEL_ABI_KRETPROBE: ret = lttng_kretprobes_event_enable_state(event, 0); break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -690,19 +691,19 @@ int lttng_event_notifier_enable(struct lttng_event_notifier *event_notifier) goto end; } switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: ret = -EINVAL; break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: WRITE_ONCE(event_notifier->enabled, 1); break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -722,19 +723,19 @@ int lttng_event_notifier_disable(struct lttng_event_notifier *event_notifier) goto end; } switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: ret = -EINVAL; break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: WRITE_ONCE(event_notifier->enabled, 0); break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -814,7 +815,7 @@ void _lttng_channel_destroy(struct lttng_channel *chan) chan->ops->channel_destroy(chan->chan); module_put(chan->transport->owner); list_del(&chan->list); - lttng_destroy_context(chan->ctx); + lttng_kernel_destroy_context(chan->ctx); kfree(chan); } @@ -842,10 +843,10 @@ void _lttng_metadata_channel_hangup(struct lttng_metadata_stream *stream) * Needs to be called with sessions mutex held. */ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, - struct lttng_kernel_event *event_param, + struct lttng_kernel_abi_event *event_param, void *filter, - const struct lttng_event_desc *event_desc, - enum lttng_kernel_instrumentation itype) + const struct lttng_kernel_event_desc *event_desc, + enum lttng_kernel_abi_instrumentation itype) { struct lttng_session *session = chan->session; struct lttng_event *event; @@ -859,19 +860,19 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, } switch (itype) { - case LTTNG_KERNEL_TRACEPOINT: - event_name = event_desc->name; + case LTTNG_KERNEL_ABI_TRACEPOINT: + event_name = event_desc->event_name; break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: /* Fall-through */ - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: event_name = event_param->name; break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -882,8 +883,8 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, LTTNG_EVENT_HT_SIZE, event_name); lttng_hlist_for_each_entry(event, head, hlist) { WARN_ON_ONCE(!event->desc); - if (!strncmp(event->desc->name, event_name, - LTTNG_KERNEL_SYM_NAME_LEN - 1) + if (!strncmp(event->desc->event_name, event_name, + LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1) && chan == event->chan) { ret = -EEXIST; goto exist; @@ -899,12 +900,11 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, event->filter = filter; event->id = chan->free_event_id++; event->instrumentation = itype; - event->evtype = LTTNG_TYPE_EVENT; INIT_LIST_HEAD(&event->filter_bytecode_runtime_head); INIT_LIST_HEAD(&event->enablers_ref_head); switch (itype) { - case LTTNG_KERNEL_TRACEPOINT: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Event will be enabled by enabler sync. */ event->enabled = 0; event->registered = 0; @@ -917,7 +917,7 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, smp_wmb(); break; - case LTTNG_KERNEL_KPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* * Needs to be explicitly enabled after creation, since * we may want to apply filters. @@ -942,7 +942,7 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, WARN_ON_ONCE(!ret); break; - case LTTNG_KERNEL_KRETPROBE: + case LTTNG_KERNEL_ABI_KRETPROBE: { struct lttng_event *event_return; @@ -999,7 +999,7 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, break; } - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: /* * Needs to be explicitly enabled after creation, since * we may want to apply filters. @@ -1008,24 +1008,24 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, event->registered = 0; event->desc = event_desc; switch (event_param->u.syscall.entryexit) { - case LTTNG_KERNEL_SYSCALL_ENTRYEXIT: + case LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT: ret = -EINVAL; goto register_error; - case LTTNG_KERNEL_SYSCALL_ENTRY: + case LTTNG_KERNEL_ABI_SYSCALL_ENTRY: event->u.syscall.entryexit = LTTNG_SYSCALL_ENTRY; break; - case LTTNG_KERNEL_SYSCALL_EXIT: + case LTTNG_KERNEL_ABI_SYSCALL_EXIT: event->u.syscall.entryexit = LTTNG_SYSCALL_EXIT; break; } switch (event_param->u.syscall.abi) { - case LTTNG_KERNEL_SYSCALL_ABI_ALL: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL: ret = -EINVAL; goto register_error; - case LTTNG_KERNEL_SYSCALL_ABI_NATIVE: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_NATIVE: event->u.syscall.abi = LTTNG_SYSCALL_ABI_NATIVE; break; - case LTTNG_KERNEL_SYSCALL_ABI_COMPAT: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_COMPAT: event->u.syscall.abi = LTTNG_SYSCALL_ABI_COMPAT; break; } @@ -1035,7 +1035,7 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, } break; - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: /* * Needs to be explicitly enabled after creation, since * we may want to apply filters. @@ -1058,8 +1058,8 @@ struct lttng_event *_lttng_event_create(struct lttng_channel *chan, WARN_ON_ONCE(!ret); break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -1086,11 +1086,11 @@ full: } struct lttng_event_notifier *_lttng_event_notifier_create( - const struct lttng_event_desc *event_desc, + const struct lttng_kernel_event_desc *event_desc, uint64_t token, uint64_t error_counter_index, struct lttng_event_notifier_group *event_notifier_group, - struct lttng_kernel_event_notifier *event_notifier_param, - void *filter, enum lttng_kernel_instrumentation itype) + struct lttng_kernel_abi_event_notifier *event_notifier_param, + void *filter, enum lttng_kernel_abi_instrumentation itype) { struct lttng_event_notifier *event_notifier; struct lttng_counter *error_counter; @@ -1099,19 +1099,19 @@ struct lttng_event_notifier *_lttng_event_notifier_create( int ret; switch (itype) { - case LTTNG_KERNEL_TRACEPOINT: - event_name = event_desc->name; + case LTTNG_KERNEL_ABI_TRACEPOINT: + event_name = event_desc->event_name; break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: event_name = event_notifier_param->event.name; break; - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -1122,8 +1122,8 @@ struct lttng_event_notifier *_lttng_event_notifier_create( LTTNG_EVENT_NOTIFIER_HT_SIZE, event_name); lttng_hlist_for_each_entry(event_notifier, head, hlist) { WARN_ON_ONCE(!event_notifier->desc); - if (!strncmp(event_notifier->desc->name, event_name, - LTTNG_KERNEL_SYM_NAME_LEN - 1) + if (!strncmp(event_notifier->desc->event_name, event_name, + LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1) && event_notifier_group == event_notifier->group && token == event_notifier->user_token) { ret = -EEXIST; @@ -1143,14 +1143,13 @@ struct lttng_event_notifier *_lttng_event_notifier_create( event_notifier->num_captures = 0; event_notifier->filter = filter; event_notifier->instrumentation = itype; - event_notifier->evtype = LTTNG_TYPE_EVENT; event_notifier->send_notification = lttng_event_notifier_notification_send; INIT_LIST_HEAD(&event_notifier->filter_bytecode_runtime_head); INIT_LIST_HEAD(&event_notifier->capture_bytecode_runtime_head); INIT_LIST_HEAD(&event_notifier->enablers_ref_head); switch (itype) { - case LTTNG_KERNEL_TRACEPOINT: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Event will be enabled by enabler sync. */ event_notifier->enabled = 0; event_notifier->registered = 0; @@ -1163,7 +1162,7 @@ struct lttng_event_notifier *_lttng_event_notifier_create( smp_wmb(); break; - case LTTNG_KERNEL_KPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* * Needs to be explicitly enabled after creation, since * we may want to apply filters. @@ -1188,7 +1187,7 @@ struct lttng_event_notifier *_lttng_event_notifier_create( WARN_ON_ONCE(!ret); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: /* * Needs to be explicitly enabled after creation, since * we may want to apply filters. @@ -1197,24 +1196,24 @@ struct lttng_event_notifier *_lttng_event_notifier_create( event_notifier->registered = 0; event_notifier->desc = event_desc; switch (event_notifier_param->event.u.syscall.entryexit) { - case LTTNG_KERNEL_SYSCALL_ENTRYEXIT: + case LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT: ret = -EINVAL; goto register_error; - case LTTNG_KERNEL_SYSCALL_ENTRY: + case LTTNG_KERNEL_ABI_SYSCALL_ENTRY: event_notifier->u.syscall.entryexit = LTTNG_SYSCALL_ENTRY; break; - case LTTNG_KERNEL_SYSCALL_EXIT: + case LTTNG_KERNEL_ABI_SYSCALL_EXIT: event_notifier->u.syscall.entryexit = LTTNG_SYSCALL_EXIT; break; } switch (event_notifier_param->event.u.syscall.abi) { - case LTTNG_KERNEL_SYSCALL_ABI_ALL: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL: ret = -EINVAL; goto register_error; - case LTTNG_KERNEL_SYSCALL_ABI_NATIVE: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_NATIVE: event_notifier->u.syscall.abi = LTTNG_SYSCALL_ABI_NATIVE; break; - case LTTNG_KERNEL_SYSCALL_ABI_COMPAT: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_COMPAT: event_notifier->u.syscall.abi = LTTNG_SYSCALL_ABI_COMPAT; break; } @@ -1225,7 +1224,7 @@ struct lttng_event_notifier *_lttng_event_notifier_create( } break; - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: /* * Needs to be explicitly enabled after creation, since * we may want to apply filters. @@ -1249,9 +1248,9 @@ struct lttng_event_notifier *_lttng_event_notifier_create( WARN_ON_ONCE(!ret); break; - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); ret = -EINVAL; @@ -1323,10 +1322,10 @@ int lttng_kernel_counter_clear(struct lttng_counter *counter, } struct lttng_event *lttng_event_create(struct lttng_channel *chan, - struct lttng_kernel_event *event_param, + struct lttng_kernel_abi_event *event_param, void *filter, - const struct lttng_event_desc *event_desc, - enum lttng_kernel_instrumentation itype) + const struct lttng_kernel_event_desc *event_desc, + enum lttng_kernel_abi_instrumentation itype) { struct lttng_event *event; @@ -1338,11 +1337,11 @@ struct lttng_event *lttng_event_create(struct lttng_channel *chan, } struct lttng_event_notifier *lttng_event_notifier_create( - const struct lttng_event_desc *event_desc, + const struct lttng_kernel_event_desc *event_desc, uint64_t id, uint64_t error_counter_index, struct lttng_event_notifier_group *event_notifier_group, - struct lttng_kernel_event_notifier *event_notifier_param, - void *filter, enum lttng_kernel_instrumentation itype) + struct lttng_kernel_abi_event_notifier *event_notifier_param, + void *filter, enum lttng_kernel_abi_instrumentation itype) { struct lttng_event_notifier *event_notifier; @@ -1358,7 +1357,7 @@ struct lttng_event_notifier *lttng_event_notifier_create( static void register_event(struct lttng_event *event) { - const struct lttng_event_desc *desc; + const struct lttng_kernel_event_desc *desc; int ret = -EINVAL; if (event->registered) @@ -1366,24 +1365,24 @@ void register_event(struct lttng_event *event) desc = event->desc; switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - ret = lttng_wrapper_tracepoint_probe_register(desc->kname, + case LTTNG_KERNEL_ABI_TRACEPOINT: + ret = lttng_wrapper_tracepoint_probe_register(desc->event_kname, desc->probe_callback, event); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: ret = lttng_syscall_filter_enable_event(event->chan, event); break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: /* Fall-through */ - case LTTNG_KERNEL_KRETPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: ret = 0; break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); } @@ -1396,7 +1395,7 @@ void register_event(struct lttng_event *event) */ int _lttng_event_unregister(struct lttng_event *event) { - const struct lttng_event_desc *desc; + const struct lttng_kernel_event_desc *desc; int ret = -EINVAL; if (!event->registered) @@ -1404,36 +1403,36 @@ int _lttng_event_unregister(struct lttng_event *event) desc = event->desc; switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - ret = lttng_wrapper_tracepoint_probe_unregister(event->desc->kname, + case LTTNG_KERNEL_ABI_TRACEPOINT: + ret = lttng_wrapper_tracepoint_probe_unregister(event->desc->event_kname, event->desc->probe_callback, event); break; - case LTTNG_KERNEL_KPROBE: + case LTTNG_KERNEL_ABI_KPROBE: lttng_kprobes_unregister_event(event); ret = 0; break; - case LTTNG_KERNEL_KRETPROBE: + case LTTNG_KERNEL_ABI_KRETPROBE: lttng_kretprobes_unregister(event); ret = 0; break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: ret = lttng_syscall_filter_disable_event(event->chan, event); break; - case LTTNG_KERNEL_NOOP: + case LTTNG_KERNEL_ABI_NOOP: ret = 0; break; - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: lttng_uprobes_unregister_event(event); ret = 0; break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ default: WARN_ON_ONCE(1); } @@ -1446,7 +1445,7 @@ int _lttng_event_unregister(struct lttng_event *event) static void register_event_notifier(struct lttng_event_notifier *event_notifier) { - const struct lttng_event_desc *desc; + const struct lttng_kernel_event_desc *desc; int ret = -EINVAL; if (event_notifier->registered) @@ -1454,24 +1453,24 @@ void register_event_notifier(struct lttng_event_notifier *event_notifier) desc = event_notifier->desc; switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - ret = lttng_wrapper_tracepoint_probe_register(desc->kname, + case LTTNG_KERNEL_ABI_TRACEPOINT: + ret = lttng_wrapper_tracepoint_probe_register(desc->event_kname, desc->event_notifier_callback, event_notifier); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: ret = lttng_syscall_filter_enable_event_notifier(event_notifier); break; - case LTTNG_KERNEL_KPROBE: /* Fall-through */ - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_KPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_UPROBE: ret = 0; break; - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); } @@ -1483,7 +1482,7 @@ static int _lttng_event_notifier_unregister( struct lttng_event_notifier *event_notifier) { - const struct lttng_event_desc *desc; + const struct lttng_kernel_event_desc *desc; int ret = -EINVAL; if (!event_notifier->registered) @@ -1491,29 +1490,29 @@ int _lttng_event_notifier_unregister( desc = event_notifier->desc; switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - ret = lttng_wrapper_tracepoint_probe_unregister(event_notifier->desc->kname, + case LTTNG_KERNEL_ABI_TRACEPOINT: + ret = lttng_wrapper_tracepoint_probe_unregister(event_notifier->desc->event_kname, event_notifier->desc->event_notifier_callback, event_notifier); break; - case LTTNG_KERNEL_KPROBE: + case LTTNG_KERNEL_ABI_KPROBE: lttng_kprobes_unregister_event_notifier(event_notifier); ret = 0; break; - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: lttng_uprobes_unregister_event_notifier(event_notifier); ret = 0; break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: ret = lttng_syscall_filter_disable_event_notifier(event_notifier); break; - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); } @@ -1531,35 +1530,35 @@ void _lttng_event_destroy(struct lttng_event *event) struct lttng_enabler_ref *enabler_ref, *tmp_enabler_ref; switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: + case LTTNG_KERNEL_ABI_TRACEPOINT: lttng_event_desc_put(event->desc); break; - case LTTNG_KERNEL_KPROBE: + case LTTNG_KERNEL_ABI_KPROBE: module_put(event->desc->owner); lttng_kprobes_destroy_event_private(event); break; - case LTTNG_KERNEL_KRETPROBE: + case LTTNG_KERNEL_ABI_KRETPROBE: module_put(event->desc->owner); lttng_kretprobes_destroy_private(event); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: break; - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: module_put(event->desc->owner); lttng_uprobes_destroy_event_private(event); break; - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); } list_del(&event->list); - lttng_destroy_context(event->ctx); + lttng_kernel_destroy_context(event->ctx); lttng_free_event_filter_runtime(event); /* Free event enabler refs */ list_for_each_entry_safe(enabler_ref, tmp_enabler_ref, @@ -1577,26 +1576,26 @@ void _lttng_event_notifier_destroy(struct lttng_event_notifier *event_notifier) struct lttng_enabler_ref *enabler_ref, *tmp_enabler_ref; switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: + case LTTNG_KERNEL_ABI_TRACEPOINT: lttng_event_desc_put(event_notifier->desc); break; - case LTTNG_KERNEL_KPROBE: + case LTTNG_KERNEL_ABI_KPROBE: module_put(event_notifier->desc->owner); lttng_kprobes_destroy_event_notifier_private(event_notifier); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: break; - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: module_put(event_notifier->desc->owner); lttng_uprobes_destroy_event_notifier_private(event_notifier); break; - case LTTNG_KERNEL_KRETPROBE: /* Fall-through */ - case LTTNG_KERNEL_FUNCTION: /* Fall-through */ - case LTTNG_KERNEL_NOOP: /* Fall-through */ + case LTTNG_KERNEL_ABI_KRETPROBE: /* Fall-through */ + case LTTNG_KERNEL_ABI_FUNCTION: /* Fall-through */ + case LTTNG_KERNEL_ABI_NOOP: /* Fall-through */ default: WARN_ON_ONCE(1); } @@ -1884,7 +1883,7 @@ int lttng_match_enabler_name(const char *desc_name, return 1; } -int lttng_desc_match_enabler(const struct lttng_event_desc *desc, +int lttng_desc_match_enabler(const struct lttng_kernel_event_desc *desc, struct lttng_enabler *enabler) { const char *desc_name, *enabler_name; @@ -1892,8 +1891,8 @@ int lttng_desc_match_enabler(const struct lttng_event_desc *desc, enabler_name = enabler->event_param.name; switch (enabler->event_param.instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: - desc_name = desc->name; + case LTTNG_KERNEL_ABI_TRACEPOINT: + desc_name = desc->event_name; switch (enabler->format_type) { case LTTNG_ENABLER_FORMAT_STAR_GLOB: return lttng_match_enabler_star_glob(desc_name, enabler_name); @@ -1904,8 +1903,8 @@ int lttng_desc_match_enabler(const struct lttng_event_desc *desc, } break; - case LTTNG_KERNEL_SYSCALL: - desc_name = desc->name; + case LTTNG_KERNEL_ABI_SYSCALL: + desc_name = desc->event_name; if (!strncmp(desc_name, "compat_", strlen("compat_"))) { desc_name += strlen("compat_"); compat = true; @@ -1922,13 +1921,13 @@ int lttng_desc_match_enabler(const struct lttng_event_desc *desc, return -EINVAL; } switch (enabler->event_param.u.syscall.entryexit) { - case LTTNG_KERNEL_SYSCALL_ENTRYEXIT: + case LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT: break; - case LTTNG_KERNEL_SYSCALL_ENTRY: + case LTTNG_KERNEL_ABI_SYSCALL_ENTRY: if (!entry) return 0; break; - case LTTNG_KERNEL_SYSCALL_EXIT: + case LTTNG_KERNEL_ABI_SYSCALL_EXIT: if (entry) return 0; break; @@ -1936,13 +1935,13 @@ int lttng_desc_match_enabler(const struct lttng_event_desc *desc, return -EINVAL; } switch (enabler->event_param.u.syscall.abi) { - case LTTNG_KERNEL_SYSCALL_ABI_ALL: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL: break; - case LTTNG_KERNEL_SYSCALL_ABI_NATIVE: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_NATIVE: if (compat) return 0; break; - case LTTNG_KERNEL_SYSCALL_ABI_COMPAT: + case LTTNG_KERNEL_ABI_SYSCALL_ABI_COMPAT: if (!compat) return 0; break; @@ -1950,7 +1949,7 @@ int lttng_desc_match_enabler(const struct lttng_event_desc *desc, return -EINVAL; } switch (enabler->event_param.u.syscall.match) { - case LTTNG_KERNEL_SYSCALL_MATCH_NAME: + case LTTNG_KERNEL_ABI_SYSCALL_MATCH_NAME: switch (enabler->format_type) { case LTTNG_ENABLER_FORMAT_STAR_GLOB: return lttng_match_enabler_star_glob(desc_name, enabler_name); @@ -1960,7 +1959,7 @@ int lttng_desc_match_enabler(const struct lttng_event_desc *desc, return -EINVAL; } break; - case LTTNG_KERNEL_SYSCALL_MATCH_NR: + case LTTNG_KERNEL_ABI_SYSCALL_MATCH_NR: return -EINVAL; /* Not implemented. */ default: return -EINVAL; @@ -2024,8 +2023,8 @@ static void lttng_create_tracepoint_event_if_missing(struct lttng_event_enabler *event_enabler) { struct lttng_session *session = event_enabler->chan->session; - struct lttng_probe_desc *probe_desc; - const struct lttng_event_desc *desc; + struct lttng_kernel_probe_desc *probe_desc; + const struct lttng_kernel_event_desc *desc; int i; struct list_head *probe_list; @@ -2051,7 +2050,7 @@ void lttng_create_tracepoint_event_if_missing(struct lttng_event_enabler *event_ */ head = utils_borrow_hash_table_bucket( session->events_ht.table, LTTNG_EVENT_HT_SIZE, - desc->name); + desc->event_name); lttng_hlist_for_each_entry(event, head, hlist) { if (event->desc == desc && event->chan == event_enabler->chan) @@ -2066,10 +2065,10 @@ void lttng_create_tracepoint_event_if_missing(struct lttng_event_enabler *event_ */ event = _lttng_event_create(event_enabler->chan, NULL, NULL, desc, - LTTNG_KERNEL_TRACEPOINT); + LTTNG_KERNEL_ABI_TRACEPOINT); if (!event) { printk(KERN_INFO "LTTng: Unable to create event %s\n", - probe_desc->event_desc[i]->name); + probe_desc->event_desc[i]->event_name); } } } @@ -2079,8 +2078,8 @@ static void lttng_create_tracepoint_event_notifier_if_missing(struct lttng_event_notifier_enabler *event_notifier_enabler) { struct lttng_event_notifier_group *event_notifier_group = event_notifier_enabler->group; - struct lttng_probe_desc *probe_desc; - const struct lttng_event_desc *desc; + struct lttng_kernel_probe_desc *probe_desc; + const struct lttng_kernel_event_desc *desc; int i; struct list_head *probe_list; @@ -2106,7 +2105,7 @@ void lttng_create_tracepoint_event_notifier_if_missing(struct lttng_event_notifi */ head = utils_borrow_hash_table_bucket( event_notifier_group->event_notifiers_ht.table, - LTTNG_EVENT_NOTIFIER_HT_SIZE, desc->name); + LTTNG_EVENT_NOTIFIER_HT_SIZE, desc->event_name); lttng_hlist_for_each_entry(event_notifier, head, hlist) { if (event_notifier->desc == desc && event_notifier->user_token == event_notifier_enabler->base.user_token) @@ -2122,10 +2121,10 @@ void lttng_create_tracepoint_event_notifier_if_missing(struct lttng_event_notifi event_notifier_enabler->base.user_token, event_notifier_enabler->error_counter_index, event_notifier_group, NULL, NULL, - LTTNG_KERNEL_TRACEPOINT); + LTTNG_KERNEL_ABI_TRACEPOINT); if (IS_ERR(event_notifier)) { printk(KERN_INFO "Unable to create event_notifier %s\n", - probe_desc->event_desc[i]->name); + probe_desc->event_desc[i]->event_name); } } } @@ -2160,11 +2159,11 @@ static void lttng_create_event_if_missing(struct lttng_event_enabler *event_enabler) { switch (event_enabler->base.event_param.instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: + case LTTNG_KERNEL_ABI_TRACEPOINT: lttng_create_tracepoint_event_if_missing(event_enabler); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: lttng_create_syscall_event_if_missing(event_enabler); break; @@ -2187,17 +2186,17 @@ int lttng_event_enabler_ref_events(struct lttng_event_enabler *event_enabler) struct lttng_enabler *base_enabler = lttng_event_enabler_as_enabler(event_enabler); struct lttng_event *event; - if (base_enabler->event_param.instrumentation == LTTNG_KERNEL_SYSCALL && - base_enabler->event_param.u.syscall.abi == LTTNG_KERNEL_SYSCALL_ABI_ALL && - base_enabler->event_param.u.syscall.match == LTTNG_KERNEL_SYSCALL_MATCH_NAME && + if (base_enabler->event_param.instrumentation == LTTNG_KERNEL_ABI_SYSCALL && + base_enabler->event_param.u.syscall.abi == LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL && + base_enabler->event_param.u.syscall.match == LTTNG_KERNEL_ABI_SYSCALL_MATCH_NAME && !strcmp(base_enabler->event_param.name, "*")) { int enabled = base_enabler->enabled; - enum lttng_kernel_syscall_entryexit entryexit = base_enabler->event_param.u.syscall.entryexit; + enum lttng_kernel_abi_syscall_entryexit entryexit = base_enabler->event_param.u.syscall.entryexit; - if (entryexit == LTTNG_KERNEL_SYSCALL_ENTRY || entryexit == LTTNG_KERNEL_SYSCALL_ENTRYEXIT) + if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRY || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT) WRITE_ONCE(chan->syscall_all_entry, enabled); - if (entryexit == LTTNG_KERNEL_SYSCALL_EXIT || entryexit == LTTNG_KERNEL_SYSCALL_ENTRYEXIT) + if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_EXIT || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT) WRITE_ONCE(chan->syscall_all_exit, enabled); } @@ -2247,11 +2246,11 @@ static void lttng_create_event_notifier_if_missing(struct lttng_event_notifier_enabler *event_notifier_enabler) { switch (event_notifier_enabler->base.event_param.instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: + case LTTNG_KERNEL_ABI_TRACEPOINT: lttng_create_tracepoint_event_notifier_if_missing(event_notifier_enabler); break; - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_SYSCALL: lttng_create_syscall_event_notifier_if_missing(event_notifier_enabler); break; @@ -2272,18 +2271,18 @@ int lttng_event_notifier_enabler_ref_event_notifiers( struct lttng_enabler *base_enabler = lttng_event_notifier_enabler_as_enabler(event_notifier_enabler); struct lttng_event_notifier *event_notifier; - if (base_enabler->event_param.instrumentation == LTTNG_KERNEL_SYSCALL && - base_enabler->event_param.u.syscall.abi == LTTNG_KERNEL_SYSCALL_ABI_ALL && - base_enabler->event_param.u.syscall.match == LTTNG_KERNEL_SYSCALL_MATCH_NAME && + if (base_enabler->event_param.instrumentation == LTTNG_KERNEL_ABI_SYSCALL && + base_enabler->event_param.u.syscall.abi == LTTNG_KERNEL_ABI_SYSCALL_ABI_ALL && + base_enabler->event_param.u.syscall.match == LTTNG_KERNEL_ABI_SYSCALL_MATCH_NAME && !strcmp(base_enabler->event_param.name, "*")) { int enabled = base_enabler->enabled; - enum lttng_kernel_syscall_entryexit entryexit = base_enabler->event_param.u.syscall.entryexit; + enum lttng_kernel_abi_syscall_entryexit entryexit = base_enabler->event_param.u.syscall.entryexit; - if (entryexit == LTTNG_KERNEL_SYSCALL_ENTRY || entryexit == LTTNG_KERNEL_SYSCALL_ENTRYEXIT) + if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRY || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT) WRITE_ONCE(event_notifier_group->syscall_all_entry, enabled); - if (entryexit == LTTNG_KERNEL_SYSCALL_EXIT || entryexit == LTTNG_KERNEL_SYSCALL_ENTRYEXIT) + if (entryexit == LTTNG_KERNEL_ABI_SYSCALL_EXIT || entryexit == LTTNG_KERNEL_ABI_SYSCALL_ENTRYEXIT) WRITE_ONCE(event_notifier_group->syscall_all_exit, enabled); } @@ -2381,7 +2380,7 @@ int lttng_fix_pending_event_notifiers(void) struct lttng_event_enabler *lttng_event_enabler_create( enum lttng_enabler_format_type format_type, - struct lttng_kernel_event *event_param, + struct lttng_kernel_abi_event *event_param, struct lttng_channel *chan) { struct lttng_event_enabler *event_enabler; @@ -2396,7 +2395,6 @@ struct lttng_event_enabler *lttng_event_enabler_create( event_enabler->chan = chan; /* ctx left NULL */ event_enabler->base.enabled = 0; - event_enabler->base.evtype = LTTNG_TYPE_ENABLER; mutex_lock(&sessions_mutex); list_add(&event_enabler->node, &event_enabler->chan->session->enablers_head); lttng_session_lazy_sync_event_enablers(event_enabler->chan->session); @@ -2424,7 +2422,7 @@ int lttng_event_enabler_disable(struct lttng_event_enabler *event_enabler) static int lttng_enabler_attach_filter_bytecode(struct lttng_enabler *enabler, - struct lttng_kernel_filter_bytecode __user *bytecode) + struct lttng_kernel_abi_filter_bytecode __user *bytecode) { struct lttng_bytecode_node *bytecode_node; uint32_t bytecode_len; @@ -2456,7 +2454,7 @@ error_free: } int lttng_event_enabler_attach_filter_bytecode(struct lttng_event_enabler *event_enabler, - struct lttng_kernel_filter_bytecode __user *bytecode) + struct lttng_kernel_abi_filter_bytecode __user *bytecode) { int ret; ret = lttng_enabler_attach_filter_bytecode( @@ -2472,23 +2470,17 @@ error: } int lttng_event_add_callsite(struct lttng_event *event, - struct lttng_kernel_event_callsite __user *callsite) + struct lttng_kernel_abi_event_callsite __user *callsite) { switch (event->instrumentation) { - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: return lttng_uprobes_event_add_callsite(event, callsite); default: return -EINVAL; } } -int lttng_event_enabler_attach_context(struct lttng_event_enabler *event_enabler, - struct lttng_kernel_context *context_param) -{ - return -ENOSYS; -} - static void lttng_enabler_destroy(struct lttng_enabler *enabler) { @@ -2507,7 +2499,7 @@ void lttng_event_enabler_destroy(struct lttng_event_enabler *event_enabler) lttng_enabler_destroy(lttng_event_enabler_as_enabler(event_enabler)); /* Destroy contexts */ - lttng_destroy_context(event_enabler->ctx); + lttng_kernel_destroy_context(event_enabler->ctx); list_del(&event_enabler->node); kfree(event_enabler); @@ -2516,7 +2508,7 @@ void lttng_event_enabler_destroy(struct lttng_event_enabler *event_enabler) struct lttng_event_notifier_enabler *lttng_event_notifier_enabler_create( struct lttng_event_notifier_group *event_notifier_group, enum lttng_enabler_format_type format_type, - struct lttng_kernel_event_notifier *event_notifier_param) + struct lttng_kernel_abi_event_notifier *event_notifier_param) { struct lttng_event_notifier_enabler *event_notifier_enabler; @@ -2533,7 +2525,6 @@ struct lttng_event_notifier_enabler *lttng_event_notifier_enabler_create( memcpy(&event_notifier_enabler->base.event_param, &event_notifier_param->event, sizeof(event_notifier_enabler->base.event_param)); - event_notifier_enabler->base.evtype = LTTNG_TYPE_ENABLER; event_notifier_enabler->base.enabled = 0; event_notifier_enabler->base.user_token = event_notifier_param->event.token; @@ -2570,7 +2561,7 @@ int lttng_event_notifier_enabler_disable( int lttng_event_notifier_enabler_attach_filter_bytecode( struct lttng_event_notifier_enabler *event_notifier_enabler, - struct lttng_kernel_filter_bytecode __user *bytecode) + struct lttng_kernel_abi_filter_bytecode __user *bytecode) { int ret; @@ -2589,7 +2580,7 @@ error: int lttng_event_notifier_enabler_attach_capture_bytecode( struct lttng_event_notifier_enabler *event_notifier_enabler, - struct lttng_kernel_capture_bytecode __user *bytecode) + struct lttng_kernel_abi_capture_bytecode __user *bytecode) { struct lttng_bytecode_node *bytecode_node; struct lttng_enabler *enabler = @@ -2630,11 +2621,11 @@ end: } int lttng_event_notifier_add_callsite(struct lttng_event_notifier *event_notifier, - struct lttng_kernel_event_callsite __user *callsite) + struct lttng_kernel_abi_event_callsite __user *callsite) { switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_UPROBE: + case LTTNG_KERNEL_ABI_UPROBE: return lttng_uprobes_event_notifier_add_callsite(event_notifier, callsite); default: @@ -2642,13 +2633,6 @@ int lttng_event_notifier_add_callsite(struct lttng_event_notifier *event_notifie } } -int lttng_event_notifier_enabler_attach_context( - struct lttng_event_notifier_enabler *event_notifier_enabler, - struct lttng_kernel_context *context_param) -{ - return -ENOSYS; -} - static void lttng_event_notifier_enabler_destroy( struct lttng_event_notifier_enabler *event_notifier_enabler) @@ -2687,8 +2671,8 @@ void lttng_session_sync_event_enablers(struct lttng_session *session) int enabled = 0, has_enablers_without_bytecode = 0; switch (event->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: /* Enable events */ list_for_each_entry(enabler_ref, &event->enablers_ref_head, node) { @@ -2775,8 +2759,8 @@ void lttng_event_notifier_group_sync_enablers(struct lttng_event_notifier_group int enabled = 0, has_enablers_without_bytecode = 0; switch (event_notifier->instrumentation) { - case LTTNG_KERNEL_TRACEPOINT: /* Fall-through */ - case LTTNG_KERNEL_SYSCALL: + case LTTNG_KERNEL_ABI_TRACEPOINT: /* Fall-through */ + case LTTNG_KERNEL_ABI_SYSCALL: /* Enable event_notifiers */ list_for_each_entry(enabler_ref, &event_notifier->enablers_ref_head, node) { @@ -3001,7 +2985,7 @@ int print_tabs(struct lttng_session *session, size_t nesting) static int lttng_field_name_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { return lttng_metadata_printf(session, " _%s;\n", field->name); @@ -3009,30 +2993,30 @@ int lttng_field_name_statedump(struct lttng_session *session, static int _lttng_integer_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_integer *type, + enum lttng_kernel_string_encoding parent_encoding, size_t nesting) { int ret; - WARN_ON_ONCE(type->type != lttng_kernel_type_integer); ret = print_tabs(session, nesting); if (ret) return ret; ret = lttng_metadata_printf(session, "integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s }", - type->u.integer.size, - type->u.integer.alignment, - type->u.integer.signedness, - (type->u.integer.encoding == lttng_kernel_string_encoding_none) + type->size, + type->alignment, + type->signedness, + (parent_encoding == lttng_kernel_string_encoding_none) ? "none" - : (type->u.integer.encoding == lttng_kernel_string_encoding_UTF8) + : (parent_encoding == lttng_kernel_string_encoding_UTF8) ? "UTF8" : "ASCII", - type->u.integer.base, + type->base, #if __BYTE_ORDER == __BIG_ENDIAN - type->u.integer.reverse_byte_order ? " byte_order = le;" : "" + type->reverse_byte_order ? " byte_order = le;" : "" #else - type->u.integer.reverse_byte_order ? " byte_order = be;" : "" + type->reverse_byte_order ? " byte_order = be;" : "" #endif ); return ret; @@ -3043,15 +3027,13 @@ int _lttng_integer_type_statedump(struct lttng_session *session, */ static int _lttng_struct_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_struct *type, size_t nesting) { int ret; uint32_t i, nr_fields; unsigned int alignment; - WARN_ON_ONCE(type->type != lttng_kernel_type_struct_nestable); - ret = print_tabs(session, nesting); if (ret) return ret; @@ -3059,11 +3041,11 @@ int _lttng_struct_type_statedump(struct lttng_session *session, "struct {\n"); if (ret) return ret; - nr_fields = type->u.struct_nestable.nr_fields; + nr_fields = type->nr_fields; for (i = 0; i < nr_fields; i++) { - const struct lttng_event_field *iter_field; + const struct lttng_kernel_event_field *iter_field; - iter_field = &type->u.struct_nestable.fields[i]; + iter_field = type->fields[i]; ret = _lttng_field_statedump(session, iter_field, nesting + 1); if (ret) return ret; @@ -3071,7 +3053,7 @@ int _lttng_struct_type_statedump(struct lttng_session *session, ret = print_tabs(session, nesting); if (ret) return ret; - alignment = type->u.struct_nestable.alignment; + alignment = type->alignment; if (alignment) { ret = lttng_metadata_printf(session, "} align(%u)", @@ -3088,13 +3070,13 @@ int _lttng_struct_type_statedump(struct lttng_session *session, */ static int _lttng_struct_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret; ret = _lttng_struct_type_statedump(session, - &field->type, nesting); + lttng_kernel_get_type_struct(field->type), nesting); if (ret) return ret; return lttng_field_name_statedump(session, field, nesting); @@ -3105,31 +3087,30 @@ int _lttng_struct_field_statedump(struct lttng_session *session, */ static int _lttng_variant_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_variant *type, size_t nesting) { int ret; uint32_t i, nr_choices; - WARN_ON_ONCE(type->type != lttng_kernel_type_variant_nestable); /* * CTF 1.8 does not allow expressing nonzero variant alignment in a nestable way. */ - if (type->u.variant_nestable.alignment != 0) + if (type->alignment != 0) return -EINVAL; ret = print_tabs(session, nesting); if (ret) return ret; ret = lttng_metadata_printf(session, "variant <_%s> {\n", - type->u.variant_nestable.tag_name); + type->tag_name); if (ret) return ret; - nr_choices = type->u.variant_nestable.nr_choices; + nr_choices = type->nr_choices; for (i = 0; i < nr_choices; i++) { - const struct lttng_event_field *iter_field; + const struct lttng_kernel_event_field *iter_field; - iter_field = &type->u.variant_nestable.choices[i]; + iter_field = type->choices[i]; ret = _lttng_field_statedump(session, iter_field, nesting + 1); if (ret) return ret; @@ -3147,13 +3128,13 @@ int _lttng_variant_type_statedump(struct lttng_session *session, */ static int _lttng_variant_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret; ret = _lttng_variant_type_statedump(session, - &field->type, nesting); + lttng_kernel_get_type_variant(field->type), nesting); if (ret) return ret; return lttng_field_name_statedump(session, field, nesting); @@ -3164,21 +3145,23 @@ int _lttng_variant_field_statedump(struct lttng_session *session, */ static int _lttng_array_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret; - const struct lttng_type *elem_type; + const struct lttng_kernel_type_array *array_type; + const struct lttng_kernel_type_common *elem_type; - WARN_ON_ONCE(field->type.type != lttng_kernel_type_array_nestable); + array_type = lttng_kernel_get_type_array(field->type); + WARN_ON_ONCE(!array_type); - if (field->type.u.array_nestable.alignment) { + if (array_type->alignment) { ret = print_tabs(session, nesting); if (ret) return ret; ret = lttng_metadata_printf(session, "struct { } align(%u) _%s_padding;\n", - field->type.u.array_nestable.alignment * CHAR_BIT, + array_type->alignment * CHAR_BIT, field->name); if (ret) return ret; @@ -3187,12 +3170,13 @@ int _lttng_array_field_statedump(struct lttng_session *session, * Nested compound types: Only array of structures and variants are * currently supported. */ - elem_type = field->type.u.array_nestable.elem_type; + elem_type = array_type->elem_type; switch (elem_type->type) { case lttng_kernel_type_integer: - case lttng_kernel_type_struct_nestable: - case lttng_kernel_type_variant_nestable: - ret = _lttng_type_statedump(session, elem_type, nesting); + case lttng_kernel_type_struct: + case lttng_kernel_type_variant: + ret = _lttng_type_statedump(session, elem_type, + array_type->encoding, nesting); if (ret) return ret; break; @@ -3203,7 +3187,7 @@ int _lttng_array_field_statedump(struct lttng_session *session, ret = lttng_metadata_printf(session, " _%s[%u];\n", field->name, - field->type.u.array_nestable.length); + array_type->length); return ret; } @@ -3212,24 +3196,26 @@ int _lttng_array_field_statedump(struct lttng_session *session, */ static int _lttng_sequence_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret; const char *length_name; - const struct lttng_type *elem_type; + const struct lttng_kernel_type_sequence *sequence_type; + const struct lttng_kernel_type_common *elem_type; - WARN_ON_ONCE(field->type.type != lttng_kernel_type_sequence_nestable); + sequence_type = lttng_kernel_get_type_sequence(field->type); + WARN_ON_ONCE(!sequence_type); - length_name = field->type.u.sequence_nestable.length_name; + length_name = sequence_type->length_name; - if (field->type.u.sequence_nestable.alignment) { + if (sequence_type->alignment) { ret = print_tabs(session, nesting); if (ret) return ret; ret = lttng_metadata_printf(session, "struct { } align(%u) _%s_padding;\n", - field->type.u.sequence_nestable.alignment * CHAR_BIT, + sequence_type->alignment * CHAR_BIT, field->name); if (ret) return ret; @@ -3239,12 +3225,13 @@ int _lttng_sequence_field_statedump(struct lttng_session *session, * Nested compound types: Only array of structures and variants are * currently supported. */ - elem_type = field->type.u.sequence_nestable.elem_type; + elem_type = sequence_type->elem_type; switch (elem_type->type) { case lttng_kernel_type_integer: - case lttng_kernel_type_struct_nestable: - case lttng_kernel_type_variant_nestable: - ret = _lttng_type_statedump(session, elem_type, nesting); + case lttng_kernel_type_struct: + case lttng_kernel_type_variant: + ret = _lttng_type_statedump(session, elem_type, + sequence_type->encoding, nesting); if (ret) return ret; break; @@ -3255,7 +3242,7 @@ int _lttng_sequence_field_statedump(struct lttng_session *session, ret = lttng_metadata_printf(session, " _%s[ _%s ];\n", field->name, - field->type.u.sequence_nestable.length_name); + sequence_type->length_name); return ret; } @@ -3264,20 +3251,20 @@ int _lttng_sequence_field_statedump(struct lttng_session *session, */ static int _lttng_enum_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_enum *type, size_t nesting) { - const struct lttng_enum_desc *enum_desc; - const struct lttng_type *container_type; + const struct lttng_kernel_enum_desc *enum_desc; + const struct lttng_kernel_type_common *container_type; int ret; unsigned int i, nr_entries; - container_type = type->u.enum_nestable.container_type; + container_type = type->container_type; if (container_type->type != lttng_kernel_type_integer) { ret = -EINVAL; goto end; } - enum_desc = type->u.enum_nestable.desc; + enum_desc = type->desc; nr_entries = enum_desc->nr_entries; ret = print_tabs(session, nesting); @@ -3286,7 +3273,8 @@ int _lttng_enum_type_statedump(struct lttng_session *session, ret = lttng_metadata_printf(session, "enum : "); if (ret) goto end; - ret = _lttng_integer_type_statedump(session, container_type, 0); + ret = _lttng_integer_type_statedump(session, lttng_kernel_get_type_integer(container_type), + lttng_kernel_string_encoding_none, 0); if (ret) goto end; ret = lttng_metadata_printf(session, " {\n"); @@ -3294,7 +3282,7 @@ int _lttng_enum_type_statedump(struct lttng_session *session, goto end; /* Dump all entries */ for (i = 0; i < nr_entries; i++) { - const struct lttng_enum_entry *entry = &enum_desc->entries[i]; + const struct lttng_kernel_enum_entry *entry = enum_desc->entries[i]; int j, len; ret = print_tabs(session, nesting + 1); @@ -3380,12 +3368,15 @@ end: */ static int _lttng_enum_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret; + const struct lttng_kernel_type_enum *enum_type; - ret = _lttng_enum_type_statedump(session, &field->type, nesting); + enum_type = lttng_kernel_get_type_enum(field->type); + WARN_ON_ONCE(!enum_type); + ret = _lttng_enum_type_statedump(session, enum_type, nesting); if (ret) return ret; return lttng_field_name_statedump(session, field, nesting); @@ -3393,12 +3384,13 @@ int _lttng_enum_field_statedump(struct lttng_session *session, static int _lttng_integer_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret; - ret = _lttng_integer_type_statedump(session, &field->type, nesting); + ret = _lttng_integer_type_statedump(session, lttng_kernel_get_type_integer(field->type), + lttng_kernel_string_encoding_none, nesting); if (ret) return ret; return lttng_field_name_statedump(session, field, nesting); @@ -3406,32 +3398,33 @@ int _lttng_integer_field_statedump(struct lttng_session *session, static int _lttng_string_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_string *type, size_t nesting) { int ret; - WARN_ON_ONCE(type->type != lttng_kernel_type_string); /* Default encoding is UTF8 */ ret = print_tabs(session, nesting); if (ret) return ret; ret = lttng_metadata_printf(session, "string%s", - type->u.string.encoding == lttng_kernel_string_encoding_ASCII ? + type->encoding == lttng_kernel_string_encoding_ASCII ? " { encoding = ASCII; }" : ""); return ret; } static int _lttng_string_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { + const struct lttng_kernel_type_string *string_type; int ret; - WARN_ON_ONCE(field->type.type != lttng_kernel_type_string); - ret = _lttng_string_type_statedump(session, &field->type, nesting); + string_type = lttng_kernel_get_type_string(field->type); + WARN_ON_ONCE(!string_type); + ret = _lttng_string_type_statedump(session, string_type, nesting); if (ret) return ret; return lttng_field_name_statedump(session, field, nesting); @@ -3442,31 +3435,42 @@ int _lttng_string_field_statedump(struct lttng_session *session, */ static int _lttng_type_statedump(struct lttng_session *session, - const struct lttng_type *type, + const struct lttng_kernel_type_common *type, + enum lttng_kernel_string_encoding parent_encoding, size_t nesting) { int ret = 0; switch (type->type) { case lttng_kernel_type_integer: - ret = _lttng_integer_type_statedump(session, type, nesting); + ret = _lttng_integer_type_statedump(session, + lttng_kernel_get_type_integer(type), + parent_encoding, nesting); break; - case lttng_kernel_type_enum_nestable: - ret = _lttng_enum_type_statedump(session, type, nesting); + case lttng_kernel_type_enum: + ret = _lttng_enum_type_statedump(session, + lttng_kernel_get_type_enum(type), + nesting); break; case lttng_kernel_type_string: - ret = _lttng_string_type_statedump(session, type, nesting); + ret = _lttng_string_type_statedump(session, + lttng_kernel_get_type_string(type), + nesting); break; - case lttng_kernel_type_struct_nestable: - ret = _lttng_struct_type_statedump(session, type, nesting); + case lttng_kernel_type_struct: + ret = _lttng_struct_type_statedump(session, + lttng_kernel_get_type_struct(type), + nesting); break; - case lttng_kernel_type_variant_nestable: - ret = _lttng_variant_type_statedump(session, type, nesting); + case lttng_kernel_type_variant: + ret = _lttng_variant_type_statedump(session, + lttng_kernel_get_type_variant(type), + nesting); break; /* Nested arrays and sequences are not supported yet. */ - case lttng_kernel_type_array_nestable: - case lttng_kernel_type_sequence_nestable: + case lttng_kernel_type_array: + case lttng_kernel_type_sequence: default: WARN_ON_ONCE(1); return -EINVAL; @@ -3479,31 +3483,31 @@ int _lttng_type_statedump(struct lttng_session *session, */ static int _lttng_field_statedump(struct lttng_session *session, - const struct lttng_event_field *field, + const struct lttng_kernel_event_field *field, size_t nesting) { int ret = 0; - switch (field->type.type) { + switch (field->type->type) { case lttng_kernel_type_integer: ret = _lttng_integer_field_statedump(session, field, nesting); break; - case lttng_kernel_type_enum_nestable: + case lttng_kernel_type_enum: ret = _lttng_enum_field_statedump(session, field, nesting); break; case lttng_kernel_type_string: ret = _lttng_string_field_statedump(session, field, nesting); break; - case lttng_kernel_type_struct_nestable: + case lttng_kernel_type_struct: ret = _lttng_struct_field_statedump(session, field, nesting); break; - case lttng_kernel_type_array_nestable: + case lttng_kernel_type_array: ret = _lttng_array_field_statedump(session, field, nesting); break; - case lttng_kernel_type_sequence_nestable: + case lttng_kernel_type_sequence: ret = _lttng_sequence_field_statedump(session, field, nesting); break; - case lttng_kernel_type_variant_nestable: + case lttng_kernel_type_variant: ret = _lttng_variant_field_statedump(session, field, nesting); break; @@ -3516,7 +3520,7 @@ int _lttng_field_statedump(struct lttng_session *session, static int _lttng_context_metadata_statedump(struct lttng_session *session, - struct lttng_ctx *ctx) + struct lttng_kernel_ctx *ctx) { int ret = 0; int i; @@ -3524,9 +3528,9 @@ int _lttng_context_metadata_statedump(struct lttng_session *session, if (!ctx) return 0; for (i = 0; i < ctx->nr_fields; i++) { - const struct lttng_ctx_field *field = &ctx->fields[i]; + const struct lttng_kernel_ctx_field *field = &ctx->fields[i]; - ret = _lttng_field_statedump(session, &field->event_field, 2); + ret = _lttng_field_statedump(session, field->event_field, 2); if (ret) return ret; } @@ -3537,12 +3541,12 @@ static int _lttng_fields_metadata_statedump(struct lttng_session *session, struct lttng_event *event) { - const struct lttng_event_desc *desc = event->desc; + const struct lttng_kernel_event_desc *desc = event->desc; int ret = 0; int i; for (i = 0; i < desc->nr_fields; i++) { - const struct lttng_event_field *field = &desc->fields[i]; + const struct lttng_kernel_event_field *field = desc->fields[i]; ret = _lttng_field_statedump(session, field, 2); if (ret) @@ -3575,7 +3579,7 @@ int _lttng_event_metadata_statedump(struct lttng_session *session, " name = \"%s\";\n" " id = %u;\n" " stream_id = %u;\n", - event->desc->name, + event->desc->event_name, event->id, event->chan->id); if (ret)