X-Git-Url: http://git.liburcu.org/?p=lttng-modules.git;a=blobdiff_plain;f=lttng-context-nice.c;h=563e8058677aa9d96e83f35c5a673cb65e22a5dc;hp=c447ce6f43497e62ee28e8061f8fdac6f69930f7;hb=cef5d79ec834edb32f33cdf45ad10b3b32e59726;hpb=886d51a3d7ed5fa6b41d7f19b3e14ae6c535a44c diff --git a/lttng-context-nice.c b/lttng-context-nice.c index c447ce6f..563e8058 100644 --- a/lttng-context-nice.c +++ b/lttng-context-nice.c @@ -1,32 +1,19 @@ -/* +/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1) + * * lttng-context-nice.c * * LTTng nice context. * * 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 "lttng-events.h" -#include "wrapper/ringbuffer/frontend_types.h" -#include "wrapper/vmalloc.h" -#include "lttng-tracer.h" +#include +#include +#include +#include static size_t nice_get_size(size_t offset) @@ -50,6 +37,14 @@ void nice_record(struct lttng_ctx_field *field, chan->ops->event_write(ctx, &nice, sizeof(nice)); } +static +void nice_get_value(struct lttng_ctx_field *field, + struct lttng_probe_ctx *lttng_probe_ctx, + union lttng_ctx_value *value) +{ + value->s64 = task_nice(current); +} + int lttng_add_nice_to_ctx(struct lttng_ctx **ctx) { struct lttng_ctx_field *field; @@ -65,17 +60,15 @@ int lttng_add_nice_to_ctx(struct lttng_ctx **ctx) field->event_field.type.atype = atype_integer; field->event_field.type.u.basic.integer.size = sizeof(int) * CHAR_BIT; field->event_field.type.u.basic.integer.alignment = lttng_alignof(int) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = is_signed_type(int); + field->event_field.type.u.basic.integer.signedness = lttng_is_signed_type(int); 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; field->get_size = nice_get_size; field->record = nice_record; + field->get_value = nice_get_value; + lttng_context_update(*ctx); wrapper_vmalloc_sync_all(); return 0; } EXPORT_SYMBOL_GPL(lttng_add_nice_to_ctx); - -MODULE_LICENSE("GPL and additional rights"); -MODULE_AUTHOR("Mathieu Desnoyers"); -MODULE_DESCRIPTION("Linux Trace Toolkit Nice Context");