From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/include/linux/torture.h | 33 +++++++++++++--------------------
1 files changed, 13 insertions(+), 20 deletions(-)
diff --git a/kernel/include/linux/torture.h b/kernel/include/linux/torture.h
index 61dfd93..7f65bd1 100644
--- a/kernel/include/linux/torture.h
+++ b/kernel/include/linux/torture.h
@@ -1,23 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Common functions for in-kernel torture tests.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, you can access it online at
- * http://www.gnu.org/licenses/gpl-2.0.html.
- *
* Copyright IBM Corporation, 2014
*
- * Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
+ * Author: Paul E. McKenney <paulmck@linux.ibm.com>
*/
#ifndef __LINUX_TORTURE_H
@@ -50,11 +37,12 @@
do { if (verbose) pr_alert("%s" TORTURE_FLAG "!!! %s\n", torture_type, s); } while (0)
/* Definitions for online/offline exerciser. */
+typedef void torture_ofl_func(void);
bool torture_offline(int cpu, long *n_onl_attempts, long *n_onl_successes,
unsigned long *sum_offl, int *min_onl, int *max_onl);
bool torture_online(int cpu, long *n_onl_attempts, long *n_onl_successes,
unsigned long *sum_onl, int *min_onl, int *max_onl);
-int torture_onoff_init(long ooholdoff, long oointerval);
+int torture_onoff_init(long ooholdoff, long oointerval, torture_ofl_func *f);
void torture_onoff_stats(void);
bool torture_onoff_failures(void);
@@ -67,6 +55,11 @@
#define DEFINE_TORTURE_RANDOM_PERCPU(name) \
DEFINE_PER_CPU(struct torture_random_state, name)
unsigned long torture_random(struct torture_random_state *trsp);
+static inline void torture_random_init(struct torture_random_state *trsp)
+{
+ trsp->trs_state = 0;
+ trsp->trs_count = 0;
+}
/* Task shuffler, which causes CPUs to occasionally go idle. */
void torture_shuffle_task_register(struct task_struct *tp);
@@ -77,8 +70,8 @@
int torture_shutdown_init(int ssecs, void (*cleanup)(void));
/* Task stuttering, which forces load/no-load transitions. */
-void stutter_wait(const char *title);
-int torture_stutter_init(int s);
+bool stutter_wait(const char *title);
+int torture_stutter_init(int s, int sgap);
/* Initialization and cleanup. */
bool torture_init_begin(char *ttype, int v);
@@ -98,10 +91,10 @@
#define torture_stop_kthread(n, tp) \
_torture_stop_kthread("Stopping " #n " task", &(tp))
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION
#define torture_preempt_schedule() preempt_schedule()
#else
-#define torture_preempt_schedule()
+#define torture_preempt_schedule() do { } while (0)
#endif
#endif /* __LINUX_TORTURE_H */
--
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