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(unknown [9.114.12.104]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 14 Jan 2022 10:03:59 +0000 (GMT) From: Janosch Frank To: kvm@vger.kernel.org Cc: linux-s390@vger.kernel.org, imbrenda@linux.ibm.com, david@redhat.com, thuth@redhat.com, cohuck@redhat.com, nrb@linux.ibm.com Subject: [kvm-unit-tests PATCH 5/5] s390x: firq: Fix sclp buffer allocation Date: Fri, 14 Jan 2022 10:02:45 +0000 Message-Id: <20220114100245.8643-6-frankja@linux.ibm.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220114100245.8643-1-frankja@linux.ibm.com> References: <20220114100245.8643-1-frankja@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Akuu1s8MOKaovwutoUh-qUV1BMCrIpzO X-Proofpoint-ORIG-GUID: aAjzdAFRrEhfgRyUeeKrL91VK8eJH4tT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-01-14_03,2022-01-14_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 priorityscore=1501 lowpriorityscore=0 bulkscore=0 mlxlogscore=809 malwarescore=0 adultscore=0 suspectscore=0 spamscore=0 phishscore=0 mlxscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2201140063 Precedence: bulk List-ID: X-Mailing-List: linux-s390@vger.kernel.org We need a 32 bit address for the sclp buffer so let's use a page from the first 31 bits. Signed-off-by: Janosch Frank --- s390x/firq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/s390x/firq.c b/s390x/firq.c index 1f877183..a0ef1555 100644 --- a/s390x/firq.c +++ b/s390x/firq.c @@ -87,7 +87,7 @@ static void test_wait_state_delivery(void) */ while(smp_sense_running_status(1)); - h = alloc_page(); + h = alloc_pages_flags(1, AREA_DMA31); h->length = 4096; ret = servc(SCLP_CMDW_READ_CPU_INFO, __pa(h)); if (ret) { -- 2.32.0