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Sun, 27 Sep 2026 01:27:17 -0700 (PDT) From: Gyeyoung Baek Subject: [PATCH 0/3] drm/imagination: Fix pre-existing bugs flagged by Sashiko's review of a VM_BIND series Date: Sun, 27 Sep 2026 17:25:52 +0900 Message-Id: <20260927-pvr-fixes-a-v1-0-7f5b18ab989a@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIABDTuGoC/zWM3Q6CMAyFX4X02sa5KKCvYrxYR5WaMEmLhITw7 m4a7853/lYwVmGDS7WC8iwmr5ThsKsg9iE9GKXLDN752p19g+OseJeFDQMeXdvUXUtE/gR5MSp /ozy43n5sb3pynMpFaVAwRtKQYl+sTgccxOL+LzDxMsG2fQCJVMD0mAAAAA== X-Change-ID: 20260927-pvr-fixes-a-40876d8bbb25 To: Alessio Belle , Luigi Santivetti , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: imagination@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Gyeyoung Baek X-Mailer: b4 0.15.1 These three patches fix pre-existing bugs in this driver that a VM_BIND series depends on. They address what Sashiko, an automated review tool, flagged while reviewing that series (see Link below). tests/imagination/pvr_vm_map.c, sent separately to igt-dev (see Link below) and not yet merged, reproduces all three bugs and shows they are fixed by these patches. Link: https://lore.kernel.org/all/20260817-pvr-vm-bind-v1-0-0a0f21be7d38@gmail.com/ # VM_BIND series Sashiko reviewed Link: https://lore.kernel.org/all/20260926152341.783867-1-gye976@gmail.com/ # IGT reproducer (not yet merged) Signed-off-by: Gyeyoung Baek --- Gyeyoung Baek (3): drm/imagination: Fix reference and vm_bo handling in remap() drm/imagination: Fix pvr_mmu_map_sgl() overwriting its own error drm/imagination: Size page table preallocation by device address drivers/gpu/drm/imagination/pvr_mmu.c | 29 +++++++++++++++-------------- drivers/gpu/drm/imagination/pvr_mmu.h | 3 ++- drivers/gpu/drm/imagination/pvr_vm.c | 13 +++++++------ 3 files changed, 24 insertions(+), 21 deletions(-) --- base-commit: 98c7fc4219b93f953ee85c07fb6c8256046aba73 change-id: 20260927-pvr-fixes-a-40876d8bbb25 Best regards, -- Gyeyoung Baek