Add metadata transport

[lttng-modules.git] / ltt-event-header.c

diff --git a/ltt-event-header.c b/ltt-event-header.c
deleted file mode 100644 (file)
index dc8bb99..0000000
--- a/ltt-event-header.c
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * ltt/ltt-event-header.c
- *
- * (C) Copyright 2010 - Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
- *
- * LTTng event header.
- *
- * Author:
- *     Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
- *
- * Dual LGPL v2.1/GPL v2 license.
- */
-
-#include <linux/module.h>
-#include "ltt-tracer.h"
-
-void ltt_write_event_header_slow(const struct lib_ring_buffer_config *config,
-                                  struct lib_ring_buffer_ctx *ctx,
-                                  u16 eID, u32 event_size)
-{
-       struct event_header header;
-       u16 small_size;
-
-       switch (ctx->rflags) {
-       case LTT_RFLAG_ID_SIZE_TSC:
-               header.id_time = 29 << LTT_TSC_BITS;
-               break;
-       case LTT_RFLAG_ID_SIZE:
-               header.id_time = 30 << LTT_TSC_BITS;
-               break;
-       case LTT_RFLAG_ID:
-               header.id_time = 31 << LTT_TSC_BITS;
-               break;
-       default:
-               WARN_ON_ONCE(1);
-               header.id_time = 0;
-       }
-
-       header.id_time |= (u32)ctx->tsc & LTT_TSC_MASK;
-       lib_ring_buffer_write(config, ctx, &header, sizeof(header));
-
-       switch (ctx->rflags) {
-       case LTT_RFLAG_ID_SIZE_TSC:
-               small_size = (u16)min_t(u32, event_size, LTT_MAX_SMALL_SIZE);
-               lib_ring_buffer_write(config, ctx, &eID, sizeof(u16));
-               lib_ring_buffer_write(config, ctx, &small_size, sizeof(u16));
-               if (small_size == LTT_MAX_SMALL_SIZE)
-                       lib_ring_buffer_write(config, ctx, &event_size,
-                                             sizeof(u32));
-               lib_ring_buffer_align_ctx(ctx, sizeof(u64));
-               lib_ring_buffer_write(config, ctx, &ctx->tsc, sizeof(u64));
-               break;
-       case LTT_RFLAG_ID_SIZE:
-               small_size = (u16)min_t(u32, event_size, LTT_MAX_SMALL_SIZE);
-               lib_ring_buffer_write(config, ctx, &eID, sizeof(u16));
-               lib_ring_buffer_write(config, ctx, &small_size, sizeof(u16));
-               if (small_size == LTT_MAX_SMALL_SIZE)
-                       lib_ring_buffer_write(config, ctx, &event_size,
-                                             sizeof(u32));
-               break;
-       case LTT_RFLAG_ID:
-               lib_ring_buffer_write(config, ctx, &eID, sizeof(u16));
-               break;
-       }
-}
-EXPORT_SYMBOL_GPL(ltt_write_event_header_slow);