From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:21026 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728779AbgAQKrF (ORCPT ); Fri, 17 Jan 2020 05:47:05 -0500 Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00HAbvlg043228 for ; Fri, 17 Jan 2020 05:47:05 -0500 Received: from e06smtp03.uk.ibm.com (e06smtp03.uk.ibm.com [195.75.94.99]) by mx0b-001b2d01.pphosted.com with ESMTP id 2xk0qsrex1-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 17 Jan 2020 05:47:05 -0500 Received: from localhost by e06smtp03.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 17 Jan 2020 10:47:03 -0000 From: Janosch Frank Subject: [kvm-unit-tests PATCH v3 7/9] s390x: smp: Remove unneeded cpu loops Date: Fri, 17 Jan 2020 05:46:38 -0500 In-Reply-To: <20200117104640.1983-1-frankja@linux.ibm.com> References: <20200117104640.1983-1-frankja@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <20200117104640.1983-8-frankja@linux.ibm.com> Sender: linux-s390-owner@vger.kernel.org List-ID: To: kvm@vger.kernel.org Cc: thuth@redhat.com, borntraeger@de.ibm.com, linux-s390@vger.kernel.org, david@redhat.com, cohuck@redhat.com Now that we have a loop which is executed after we return from the main function of a secondary cpu, we can remove the surplus loops. Signed-off-by: Janosch Frank --- s390x/smp.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/s390x/smp.c b/s390x/smp.c index 555ed72..c12a3db 100644 --- a/s390x/smp.c +++ b/s390x/smp.c @@ -29,15 +29,9 @@ static void wait_for_flag(void) } } -static void cpu_loop(void) -{ - for (;;) {} -} - static void test_func(void) { testflag = 1; - cpu_loop(); } static void test_start(void) @@ -234,7 +228,7 @@ int main(void) /* Setting up the cpu to give it a stack and lowcore */ psw.mask = extract_psw_mask(); - psw.addr = (unsigned long)cpu_loop; + psw.addr = (unsigned long)test_func; smp_cpu_setup(1, psw); smp_cpu_stop(1); -- 2.20.1