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rv: Add rtapp container monitor

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Add the container "rtapp" which is the monitor collection for detecting
problems with real-time applications. The monitors will be added in the
follow-up commits.

Cc: John Ogness <john.ogness@linutronix.de>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://lore.kernel.org/fb18b87631d386271de00959d8d4826f23fcd1cd.1752088709.git.namcao@linutronix.de
Reviewed-by: Gabriele Monaco <gmonaco@redhat.com>
Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
Nam Cao 2025-07-09 21:21:18 +02:00 committed by Steven Rostedt (Google)
parent a9769a5b98
commit 886fc86e94
5 changed files with 48 additions and 0 deletions
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1
kernel/trace/rv/Kconfig
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@ -41,6 +41,7 @@ source "kernel/trace/rv/monitors/snroc/Kconfig"
source "kernel/trace/rv/monitors/scpd/Kconfig"
source "kernel/trace/rv/monitors/snep/Kconfig"
source "kernel/trace/rv/monitors/sncid/Kconfig"
source "kernel/trace/rv/monitors/rtapp/Kconfig"
# Add new monitors here
config RV_REACTORS

1
kernel/trace/rv/Makefile
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@ -12,6 +12,7 @@ obj-$(CONFIG_RV_MON_SNROC) += monitors/snroc/snroc.o
obj-$(CONFIG_RV_MON_SCPD) += monitors/scpd/scpd.o
obj-$(CONFIG_RV_MON_SNEP) += monitors/snep/snep.o
obj-$(CONFIG_RV_MON_SNCID) += monitors/sncid/sncid.o
obj-$(CONFIG_RV_MON_RTAPP) += monitors/rtapp/rtapp.o
# Add new monitors here
obj-$(CONFIG_RV_REACTORS) += rv_reactors.o
obj-$(CONFIG_RV_REACT_PRINTK) += reactor_printk.o

10
kernel/trace/rv/monitors/rtapp/Kconfig Normal file
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@ -0,0 +1,10 @@
config RV_MON_RTAPP
depends on RV
bool "rtapp monitor"
help
Collection of monitors to check for common problems with real-time
application that may cause unexpected latency.
If you are developing a real-time system and not entirely sure whether
the applications are designed correctly for real-time, you want to say
Y here.

33
kernel/trace/rv/monitors/rtapp/rtapp.c Normal file
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@ -0,0 +1,33 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/rv.h>
#define MODULE_NAME "rtapp"
#include "rtapp.h"
struct rv_monitor rv_rtapp;
struct rv_monitor rv_rtapp = {
.name = "rtapp",
.description = "Collection of monitors for detecting problems with real-time applications",
};
static int __init register_rtapp(void)
{
return rv_register_monitor(&rv_rtapp, NULL);
}
static void __exit unregister_rtapp(void)
{
rv_unregister_monitor(&rv_rtapp);
}
module_init(register_rtapp);
module_exit(unregister_rtapp);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Nam Cao <namcao@linutronix.de>");
MODULE_DESCRIPTION("Collection of monitors for detecting problems with real-time applications");

3
kernel/trace/rv/monitors/rtapp/rtapp.h Normal file
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@ -0,0 +1,3 @@
/* SPDX-License-Identifier: GPL-2.0 */
extern struct rv_monitor rv_rtapp;