X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=probes%2Flttng-kprobes.c;h=89cfe07364779f6a2094979b16c6f039252fac89;hb=0f034e0f5fac7dd35c19e82f1773ec293fdb2dcd;hp=96e7509c328bedb3211e3e3e3dfc4e4d6450f4a8;hpb=0d1a681e2c2521edea85e8748c7be35a60c73155;p=lttng-modules.git diff --git a/probes/lttng-kprobes.c b/probes/lttng-kprobes.c index 96e7509c..89cfe073 100644 --- a/probes/lttng-kprobes.c +++ b/probes/lttng-kprobes.c @@ -27,9 +27,9 @@ int lttng_kprobes_handler_pre(struct kprobe *p, struct pt_regs *regs) if (!ACCESS_ONCE(chan->session->active)) return 0; - lib_ring_buffer_ctx_init(&ctx, chan->chan, NULL, sizeof(data), + lib_ring_buffer_ctx_init(&ctx, chan->chan, event, sizeof(data), ltt_alignof(data), -1); - ret = chan->ops->event_reserve(&ctx); + ret = chan->ops->event_reserve(&ctx, event->id); if (ret < 0) return 0; lib_ring_buffer_align_ctx(&ctx, ltt_alignof(data)); @@ -65,12 +65,13 @@ int lttng_create_kprobe_event(const char *name, struct ltt_event *event) } field->name = "ip"; field->type.atype = atype_integer; - field->type.u.basic.integer.size = sizeof(unsigned long); - field->type.u.basic.integer.alignment = ltt_alignof(unsigned long); - field->type.u.basic.integer.signedness = 0; + field->type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT; + field->type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT; + field->type.u.basic.integer.signedness = is_signed_type(unsigned long); field->type.u.basic.integer.reverse_byte_order = 0; field->type.u.basic.integer.base = 16; field->type.u.basic.integer.encoding = lttng_encode_none; + desc->owner = THIS_MODULE; event->desc = desc; return 0; @@ -135,12 +136,17 @@ EXPORT_SYMBOL_GPL(lttng_kprobes_register); void lttng_kprobes_unregister(struct ltt_event *event) { unregister_kprobe(&event->u.kprobe.kp); +} +EXPORT_SYMBOL_GPL(lttng_kprobes_unregister); + +void lttng_kprobes_destroy_private(struct ltt_event *event) +{ kfree(event->u.kprobe.symbol_name); kfree(event->desc->fields); kfree(event->desc->name); kfree(event->desc); } -EXPORT_SYMBOL_GPL(lttng_kprobes_unregister); +EXPORT_SYMBOL_GPL(lttng_kprobes_destroy_private); MODULE_LICENSE("GPL and additional rights"); MODULE_AUTHOR("Mathieu Desnoyers");