Warn and return on fd overflow fdt

[lttng-modules.git] / tests / probes / lttng-test.c

diff --git a/tests/probes/lttng-test.c b/tests/probes/lttng-test.c
deleted file mode 100644 (file)
index 54be4c7..0000000
--- a/tests/probes/lttng-test.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * lttng-test.c
- *
- * Linux Trace Toolkit Next Generation Test Module
- *
- * Copyright 2015 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/init.h>
-#include <linux/module.h>
-#include <linux/proc_fs.h>
-#include <linux/byteorder/generic.h>
-
-#include <lttng-events.h>
-#include <lttng-tracer.h>
-#include <wrapper/tracepoint.h>
-#include <wrapper/kstrtox.h>
-
-#define TP_MODULE_NOAUTOLOAD
-#define LTTNG_PACKAGE_BUILD
-#define CREATE_TRACE_POINTS
-#define TRACE_INCLUDE_PATH instrumentation/events/lttng-module
-#define TRACE_INCLUDE_FILE lttng-test
-#define LTTNG_INSTRUMENTATION
-#include <instrumentation/events/lttng-module/lttng-test.h>
-
-DEFINE_TRACE(lttng_test_filter_event);
-
-#define LTTNG_TEST_FILTER_EVENT_FILE   "lttng-test-filter-event"
-
-#define LTTNG_WRITE_COUNT_MAX  64
-
-static struct proc_dir_entry *lttng_test_filter_event_dentry;
-
-static
-void trace_test_event(unsigned int nr_iter)
-{
-       int i, netint;
-       long values[] = { 1, 2, 3 };
-       char text[10] = "test";
-       char escape[10] = "\\*";
-
-       for (i = 0; i < nr_iter; i++) {
-               netint = htonl(i);
-               trace_lttng_test_filter_event(i, netint, values, text, strlen(text), escape);
-       }
-}
-
-/**
- * lttng_filter_event_write - trigger a lttng_test_filter_event
- * @file: file pointer
- * @user_buf: user string
- * @count: length to copy
- *
- * Return -1 on error, with EFAULT errno. Returns count on success.
- */
-static
-ssize_t lttng_test_filter_event_write(struct file *file, const char __user *user_buf,
-                   size_t count, loff_t *ppos)
-{
-       unsigned int nr_iter;
-       ssize_t written;
-       int ret;
-
-       /* Get the number of iterations */
-       ret = lttng_kstrtouint_from_user(user_buf, count, 10, &nr_iter);
-       if (ret) {
-               written = ret;
-               goto end;
-       }
-       /* Trace the event */
-       trace_test_event(nr_iter);
-       written = count;
-       *ppos += written;
-end:
-       return written;
-}
-
-static const struct file_operations lttng_test_filter_event_operations = {
-       .write = lttng_test_filter_event_write,
-};
-
-static
-int __init lttng_test_init(void)
-{
-       int ret = 0;
-
-       (void) wrapper_lttng_fixup_sig(THIS_MODULE);
-       wrapper_vmalloc_sync_all();
-       lttng_test_filter_event_dentry =
-                       proc_create_data(LTTNG_TEST_FILTER_EVENT_FILE,
-                               S_IRUGO | S_IWUGO, NULL,
-                               &lttng_test_filter_event_operations, NULL);
-       if (!lttng_test_filter_event_dentry) {
-               printk(KERN_ERR "Error creating LTTng test filter file\n");
-               ret = -ENOMEM;
-               goto error;
-       }
-       ret = __lttng_events_init__lttng_test();
-       if (ret)
-               goto error_events;
-       return ret;
-
-error_events:
-       remove_proc_entry(LTTNG_TEST_FILTER_EVENT_FILE, NULL);
-error:
-       return ret;
-}
-
-module_init(lttng_test_init);
-
-static
-void __exit lttng_test_exit(void)
-{
-       __lttng_events_exit__lttng_test();
-       if (lttng_test_filter_event_dentry)
-               remove_proc_entry(LTTNG_TEST_FILTER_EVENT_FILE, NULL);
-}
-
-module_exit(lttng_test_exit);
-
-MODULE_LICENSE("GPL and additional rights");
-MODULE_AUTHOR("Mathieu Desnoyers <mathieu.desnoyers@efficios.com>");
-MODULE_DESCRIPTION("LTTng Test");
-MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
-       __stringify(LTTNG_MODULES_MINOR_VERSION) "."
-       __stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
-       LTTNG_MODULES_EXTRAVERSION);