X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=lttng-context-procname.c;h=f0b9d975fa49a07677c16c8c64ac1d04df20040c;hb=7299e758b109db074589f7879ae631b27c25dc05;hp=c6bc6468004f1b9e1d1251acf637d146eea3e8d7;hpb=c26fddc2d5dca76292182857908a0307d91863b6;p=lttng-modules.git diff --git a/lttng-context-procname.c b/lttng-context-procname.c index c6bc6468..f0b9d975 100644 --- a/lttng-context-procname.c +++ b/lttng-context-procname.c @@ -1,19 +1,32 @@ /* - * (C) Copyright 2009-2011 - - * Mathieu Desnoyers + * lttng-context-procname.c * * LTTng procname context. * - * Dual LGPL v2.1/GPL v2 license. + * Copyright (C) 2009-2012 Mathieu Desnoyers + * + * 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 #include #include -#include "ltt-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "ltt-tracer.h" +#include +#include +#include +#include static size_t procname_get_size(size_t offset) @@ -33,11 +46,19 @@ size_t procname_get_size(size_t offset) static void procname_record(struct lttng_ctx_field *field, struct lib_ring_buffer_ctx *ctx, - struct ltt_channel *chan) + struct lttng_channel *chan) { chan->ops->event_write(ctx, current->comm, sizeof(current->comm)); } +static +void procname_get_value(struct lttng_ctx_field *field, + struct lttng_probe_ctx *lttng_probe_ctx, + union lttng_ctx_value *value) +{ + value->str = current->comm; +} + int lttng_add_procname_to_ctx(struct lttng_ctx **ctx) { struct lttng_ctx_field *field; @@ -53,8 +74,8 @@ int lttng_add_procname_to_ctx(struct lttng_ctx **ctx) field->event_field.type.atype = atype_array; field->event_field.type.u.array.elem_type.atype = atype_integer; field->event_field.type.u.array.elem_type.u.basic.integer.size = sizeof(char) * CHAR_BIT; - field->event_field.type.u.array.elem_type.u.basic.integer.alignment = ltt_alignof(char) * CHAR_BIT; - field->event_field.type.u.array.elem_type.u.basic.integer.signedness = is_signed_type(char); + field->event_field.type.u.array.elem_type.u.basic.integer.alignment = lttng_alignof(char) * CHAR_BIT; + field->event_field.type.u.array.elem_type.u.basic.integer.signedness = lttng_is_signed_type(char); field->event_field.type.u.array.elem_type.u.basic.integer.reverse_byte_order = 0; field->event_field.type.u.array.elem_type.u.basic.integer.base = 10; field->event_field.type.u.array.elem_type.u.basic.integer.encoding = lttng_encode_UTF8; @@ -62,11 +83,9 @@ int lttng_add_procname_to_ctx(struct lttng_ctx **ctx) field->get_size = procname_get_size; field->record = procname_record; + field->get_value = procname_get_value; + lttng_context_update(*ctx); wrapper_vmalloc_sync_all(); return 0; } EXPORT_SYMBOL_GPL(lttng_add_procname_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Perf Support");