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Diffstat (limited to 'kernel/trace/rv/monitors/sncid/sncid.c')
-rw-r--r--kernel/trace/rv/monitors/sncid/sncid.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/kernel/trace/rv/monitors/sncid/sncid.c b/kernel/trace/rv/monitors/sncid/sncid.c
deleted file mode 100644
index f5037cd6214c..000000000000
--- a/kernel/trace/rv/monitors/sncid/sncid.c
+++ /dev/null
@@ -1,96 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <linux/ftrace.h>
-#include <linux/tracepoint.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/rv.h>
-#include <rv/instrumentation.h>
-#include <rv/da_monitor.h>
-
-#define MODULE_NAME "sncid"
-
-#include <trace/events/sched.h>
-#include <trace/events/preemptirq.h>
-#include <rv_trace.h>
-#include <monitors/sched/sched.h>
-
-#include "sncid.h"
-
-static struct rv_monitor rv_sncid;
-DECLARE_DA_MON_PER_CPU(sncid, unsigned char);
-
-static void handle_irq_disable(void *data, unsigned long ip, unsigned long parent_ip)
-{
- da_handle_event_sncid(irq_disable_sncid);
-}
-
-static void handle_irq_enable(void *data, unsigned long ip, unsigned long parent_ip)
-{
- da_handle_start_event_sncid(irq_enable_sncid);
-}
-
-static void handle_schedule_entry(void *data, bool preempt, unsigned long ip)
-{
- da_handle_start_event_sncid(schedule_entry_sncid);
-}
-
-static void handle_schedule_exit(void *data, bool is_switch, unsigned long ip)
-{
- da_handle_start_event_sncid(schedule_exit_sncid);
-}
-
-static int enable_sncid(void)
-{
- int retval;
-
- retval = da_monitor_init_sncid();
- if (retval)
- return retval;
-
- rv_attach_trace_probe("sncid", irq_disable, handle_irq_disable);
- rv_attach_trace_probe("sncid", irq_enable, handle_irq_enable);
- rv_attach_trace_probe("sncid", sched_entry_tp, handle_schedule_entry);
- rv_attach_trace_probe("sncid", sched_exit_tp, handle_schedule_exit);
-
- return 0;
-}
-
-static void disable_sncid(void)
-{
- rv_sncid.enabled = 0;
-
- rv_detach_trace_probe("sncid", irq_disable, handle_irq_disable);
- rv_detach_trace_probe("sncid", irq_enable, handle_irq_enable);
- rv_detach_trace_probe("sncid", sched_entry_tp, handle_schedule_entry);
- rv_detach_trace_probe("sncid", sched_exit_tp, handle_schedule_exit);
-
- da_monitor_destroy_sncid();
-}
-
-static struct rv_monitor rv_sncid = {
- .name = "sncid",
- .description = "schedule not called with interrupt disabled.",
- .enable = enable_sncid,
- .disable = disable_sncid,
- .reset = da_monitor_reset_all_sncid,
- .enabled = 0,
-};
-
-static int __init register_sncid(void)
-{
- rv_register_monitor(&rv_sncid, &rv_sched);
- return 0;
-}
-
-static void __exit unregister_sncid(void)
-{
- rv_unregister_monitor(&rv_sncid);
-}
-
-module_init(register_sncid);
-module_exit(unregister_sncid);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Gabriele Monaco <gmonaco@redhat.com>");
-MODULE_DESCRIPTION("sncid: schedule not called with interrupt disabled.");