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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: kZOPOC3I423ZsAti4xHu3SPt04UMSGAy X-Proofpoint-ORIG-GUID: Wx6Z_MwtNT7tTEWqpeT5Qm7nakjaOcfp X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-22_06,2024-02-22_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 impostorscore=0 adultscore=0 clxscore=1015 priorityscore=1501 mlxscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 mlxlogscore=865 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402220076 On 2/5/24 22:43, Eric Farman wrote: > The SCLP driver code masks off the last two bits of the parameter [1] > to determine if a read is required, but doesn't care about the > contents of those bits. Meanwhile, the KVM code that delivers > event interrupts masks off those two bits but sends both to the > guest, even if only one was specified by userspace [2]. > > This works for the driver code, but it means any nuances of those > bits gets lost. Use the event pending mask as an actual mask, and > only send the bit(s) that were specified in the pending interrupt. Thanks, picked