From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:61852 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733164AbhALNWD (ORCPT ); Tue, 12 Jan 2021 08:22:03 -0500 From: Janosch Frank Subject: [kvm-unit-tests PATCH v4 9/9] s390x: sclp: Add CPU entry offset comment Date: Tue, 12 Jan 2021 08:20:54 -0500 Message-Id: <20210112132054.49756-10-frankja@linux.ibm.com> In-Reply-To: <20210112132054.49756-1-frankja@linux.ibm.com> References: <20210112132054.49756-1-frankja@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit List-ID: To: kvm@vger.kernel.org Cc: thuth@redhat.com, david@redhat.com, borntraeger@de.ibm.com, imbrenda@linux.ibm.com, cohuck@redhat.com, linux-s390@vger.kernel.org Let's make it clear that there is something at the end of the struct. The exact offset is reported by the cpu_offset member. Signed-off-by: Janosch Frank --- lib/s390x/sclp.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lib/s390x/sclp.h b/lib/s390x/sclp.h index dccbaa8..395895f 100644 --- a/lib/s390x/sclp.h +++ b/lib/s390x/sclp.h @@ -134,7 +134,10 @@ typedef struct ReadInfo { uint8_t reserved7[134 - 128]; uint8_t byte_134_diag318 : 1; uint8_t : 7; - struct CPUEntry entries[0]; + /* + * The cpu entries follow, they start at the offset specified + * in offset_cpu. + */ } __attribute__((packed)) ReadInfo; typedef struct ReadCpuInfo { -- 2.25.1