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[73.37.105.206]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c7f64dc322sm27290185ad.64.2026.06.25.15.27.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Jun 2026 15:27:50 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Rob Clark , Abhinav Kumar , Akhil P Oommen , David Airlie , Dmitry Baryshkov , Jessica Zhang , Konrad Dybcio , linux-kernel@vger.kernel.org (open list), Marijn Suijten , Sean Paul , Simona Vetter Subject: [PATCH v3 0/4] drm/msm: A couple lazy-vm fixes Date: Thu, 25 Jun 2026 15:27:39 -0700 Message-ID: <20260625222744.22254-1-robin.clark@oss.qualcomm.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=TO11jVla c=1 sm=1 tr=0 ts=6a3dab67 cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=19Wyn7e3V/0aNffMjNCMQw==:17 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=384pi0yy4wJ6F0PkkBwA:9 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-ORIG-GUID: uNgfr8g6Icv7d5qol67dQ-dUNHJdPBTg X-Proofpoint-Spam-Info: AW1haW4tMjYwNjI1MDE5MyBTYWx0ZWRfXzuoppbQYxknO qH28wMshBRJWp+gzJqDuour2oMRtmvGx7b/slK8l0tZWbRy7DM+Pn3aEly0FSvbg9A8YPb89/m/ +JZ21hQApqYUsSduNT6X26eizDSu/EE= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjI1MDE5MyBTYWx0ZWRfXxtmBAHSG2m56 qKJrdyv48RBMWHOD21qLd4fXwbol/f8J+kkbiqVM3hn6+2zenSm/YizR6cMU8jS1g2TNrbS0O3T r/HU+vIoD2DUxJ/KpzI+8S+d7UQ6p7FK1AhJEVFGPtzmh/eXd+4Kr5VPewJ2i00l2kee8xDDmeV V4on3MDPcQJPaYGGV6g9LiX4Vwv+WrUz9L16lQP02ZAGO5XEJwOzZFG8IJ0fbSkpP1uS5fyc+Zi 2ffNF1hB3SwBSnN/MSqi42f/9NXPs5tuKXZYkoypXvMn1ytbnNKext4XnY9y+FgiIUKMCnksv4y eBWERdbpVrrrQKYEDB5KQDEUUS686wIfkJJEw21Ba7JzKgMih0UTzvhrUG5jfYmrcH+cSN5rfLv 7fF8g4tL6pRRX4mefmx7Mur+0KDIJiSVAG8r24h+z8fadwIL1jFyLZvOUi93cfOw4+oSgrE2gEE XzpdTMxyAGOxq5KlQnA== X-Proofpoint-GUID: uNgfr8g6Icv7d5qol67dQ-dUNHJdPBTg X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-25_02,2026-06-24_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 phishscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 clxscore=1015 spamscore=0 lowpriorityscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606250193 The VM is created lazily to give userspace a chance to opt-in to VM_BIND. But Sashiko noticed a couple paths that were not handling this properly. Rob Clark (4): drm/msm: Fix barriers accessing ctx vm drm/msm: Validate lazy VM is created in GEM_SUBMIT drm/msm: Validate lazy VM in GEM_NEW drm/msm: Fix per-process-pgtables check drivers/gpu/drm/msm/adreno/adreno_gpu.c | 2 +- drivers/gpu/drm/msm/msm_drv.c | 13 +++++++------ drivers/gpu/drm/msm/msm_gem.c | 10 +++++++++- drivers/gpu/drm/msm/msm_gem_submit.c | 9 +++++---- 4 files changed, 22 insertions(+), 12 deletions(-) -- 2.54.0