Add support for kvm x86 specific tracepoints

[lttng-modules.git] / lttng-context-perf-counters.c

diff --git a/lttng-context-perf-counters.c b/lttng-context-perf-counters.c
index 3ae2266f948bd8a747064b6f29615d325343df5a..d65f690805577a3f88a24d00395d8cc6ea2bafe5 100644 (file)
--- a/lttng-context-perf-counters.c
+++ b/lttng-context-perf-counters.c
@@ -1,10 +1,23 @@
 /*
- * (C) Copyright       2009-2011 -
- *             Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * lttng-context-perf-counters.c
  *
  * LTTng performance monitoring counters (perf-counters) integration module.
  *
- * Dual LGPL v2.1/GPL v2 license.
+ * Copyright (C) 2009-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; only
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include <linux/module.h>
@@ -12,18 +25,19 @@
 #include <linux/perf_event.h>
 #include <linux/list.h>
 #include <linux/string.h>
-#include "ltt-events.h"
+#include <linux/cpu.h>
+#include "lttng-events.h"
 #include "wrapper/ringbuffer/frontend_types.h"
 #include "wrapper/vmalloc.h"
 #include "wrapper/perf.h"
-#include "ltt-tracer.h"
+#include "lttng-tracer.h"
 
 static
 size_t perf_counter_get_size(size_t offset)
 {
        size_t size = 0;
 
-       size += lib_ring_buffer_align(offset, ltt_alignof(uint64_t));
+       size += lib_ring_buffer_align(offset, lttng_alignof(uint64_t));
        size += sizeof(uint64_t);
        return size;
 }
@@ -31,7 +45,7 @@ size_t perf_counter_get_size(size_t offset)
 static
 void perf_counter_record(struct lttng_ctx_field *field,
                         struct lib_ring_buffer_ctx *ctx,
-                        struct ltt_channel *chan)
+                        struct lttng_channel *chan)
 {
        struct perf_event *event;
        uint64_t value;
@@ -54,7 +68,7 @@ void perf_counter_record(struct lttng_ctx_field *field,
                 */
                value = 0;
        }
-       lib_ring_buffer_align_ctx(ctx, ltt_alignof(value));
+       lib_ring_buffer_align_ctx(ctx, lttng_alignof(value));
        chan->ops->event_write(ctx, &value, sizeof(value));
 }
 
@@ -107,7 +121,7 @@ void lttng_destroy_perf_counter_field(struct lttng_ctx_field *field)
  * soon).
  */
 static
-int __cpuinit lttng_perf_counter_cpu_hp_callback(struct notifier_block *nb,
+int lttng_perf_counter_cpu_hp_callback(struct notifier_block *nb,
                                                 unsigned long action,
                                                 void *hcpu)
 {
@@ -230,8 +244,8 @@ int lttng_add_perf_counter_to_ctx(uint32_t type,
        field->event_field.name = name_alloc;
        field->event_field.type.atype = atype_integer;
        field->event_field.type.u.basic.integer.size = sizeof(uint64_t) * CHAR_BIT;
-       field->event_field.type.u.basic.integer.alignment = ltt_alignof(uint64_t) * CHAR_BIT;
-       field->event_field.type.u.basic.integer.signedness = is_signed_type(uint64_t);
+       field->event_field.type.u.basic.integer.alignment = lttng_alignof(uint64_t) * CHAR_BIT;
+       field->event_field.type.u.basic.integer.signedness = lttng_is_signed_type(uint64_t);
        field->event_field.type.u.basic.integer.reverse_byte_order = 0;
        field->event_field.type.u.basic.integer.base = 10;
        field->event_field.type.u.basic.integer.encoding = lttng_encode_none;