From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/tools/testing/selftests/powerpc/tm/tm-trap.c | 12 +++++++-----
1 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/kernel/tools/testing/selftests/powerpc/tm/tm-trap.c b/kernel/tools/testing/selftests/powerpc/tm/tm-trap.c
index 179d592..c75960a 100644
--- a/kernel/tools/testing/selftests/powerpc/tm/tm-trap.c
+++ b/kernel/tools/testing/selftests/powerpc/tm/tm-trap.c
@@ -1,6 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2017, Gustavo Romero, IBM Corp.
- * Licensed under GPLv2.
*
* Check if thread endianness is flipped inadvertently to BE on trap
* caught in TM whilst MSR.FP and MSR.VEC are zero (i.e. just after
@@ -247,8 +247,7 @@
int tm_trap_test(void)
{
uint16_t k = 1;
-
- int rc;
+ int cpu, rc;
pthread_attr_t attr;
cpu_set_t cpuset;
@@ -267,9 +266,12 @@
usr1_sa.sa_sigaction = usr1_signal_handler;
sigaction(SIGUSR1, &usr1_sa, NULL);
- /* Set only CPU 0 in the mask. Both threads will be bound to cpu 0. */
+ cpu = pick_online_cpu();
+ FAIL_IF(cpu < 0);
+
+ // Set only one CPU in the mask. Both threads will be bound to that CPU.
CPU_ZERO(&cpuset);
- CPU_SET(0, &cpuset);
+ CPU_SET(cpu, &cpuset);
/* Init pthread attribute */
rc = pthread_attr_init(&attr);
--
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