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Wed, 28 May 2025 09:14:49 +0000 (GMT) From: Janosch Frank To: kvm@vger.kernel.org Cc: linux-s390@vger.kernel.org, imbrenda@linux.ibm.com, thuth@redhat.com, david@redhat.com, nrb@linux.ibm.com Subject: [kvm-unit-tests PATCH 2/2] s390x: diag10: Check page clear Date: Wed, 28 May 2025 09:13:50 +0000 Message-ID: <20250528091412.19483-3-frankja@linux.ibm.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250528091412.19483-1-frankja@linux.ibm.com> References: <20250528091412.19483-1-frankja@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 2p5-rgYA2GPCDPnFs6WWmpfFjD9Og0Ad X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTI4MDA3OCBTYWx0ZWRfX/xtlbBLXcs5C EBeMLq/JD166c28G3Q2M+RT3sRF0pR7mhnZwJx6Thw4TDxyE7i5H0UAXDxq2fduRItPoHkka2iu uz6pMoZpNlZvTrMHAps89TLvPooZTq4SnhCWpS+3urXjGTIKO4F2ZqcApSbxqfOr9eeusKppZRH MhvyvtLNRxjbY3noBEuOFwQBSQ6vCzqgkSC6zSMS88SyhBYe2avpKG2B5dae4smoVmdNvxHx1Yr QZAGGR7cg9kqCXL+k1q7MRD557cMn6be/pFO7lpXHcW2Iomv8wVpl+7j9JdA1UQIqBO69WhEU4H mj+PB1QKGwH3j/bPLeh5UZO6F0xs3sX3G34G12I+uE29j4Lxta7IahL4RWwKZSjtqcXaCijm6zg il+EwHsl0031U6P+Ec94aFhfhyz1rLB5WstrKxX6aBRad9HDt+RRehrTspM0S/Czvyim5+WR X-Authority-Analysis: v=2.4 cv=bZRrUPPB c=1 sm=1 tr=0 ts=6836d40e cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=dt9VzEwgFbYA:10 a=VnNF1IyMAAAA:8 a=hFFYQovYn3O7A-klem4A:9 X-Proofpoint-GUID: 2p5-rgYA2GPCDPnFs6WWmpfFjD9Og0Ad X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-28_04,2025-05-27_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 adultscore=0 mlxscore=0 suspectscore=0 impostorscore=0 bulkscore=0 phishscore=0 lowpriorityscore=0 mlxlogscore=956 malwarescore=0 spamscore=0 priorityscore=1501 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505160000 definitions=main-2505280078 We should get a new page after we discarded the page. So let's check for that. Signed-off-by: Janosch Frank --- s390x/diag10.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/s390x/diag10.c b/s390x/diag10.c index 00725f58..b68481ad 100644 --- a/s390x/diag10.c +++ b/s390x/diag10.c @@ -94,6 +94,16 @@ static void test_priv(void) report_prefix_pop(); } +static void test_content(void) +{ + report_prefix_push("content"); + memset((void *)page0, 0x42, PAGE_SIZE); + memset((void *)page1, 0, PAGE_SIZE); + diag10(page0, page0); + report(!memcmp((void *)page0, (void *)page1, PAGE_SIZE), "Page cleared"); + report_prefix_pop(); +} + int main(void) { report_prefix_push("diag10"); @@ -110,6 +120,7 @@ int main(void) test_prefix(); test_params(); test_priv(); + test_content(); out: report_prefix_pop(); -- 2.48.1