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([1.243.227.27]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3614198f775sm7730486a91.16.2026.04.19.00.19.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Apr 2026 00:19:53 -0700 (PDT) From: Gyeyoung Baek To: Tomeu Vizoso , Boris Brezillon , Rob Herring , Steven Price , =?UTF-8?q?Adri=C3=A1n=20Larumbe?= Cc: Oded Gabbay , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Gyeyoung Baek Subject: [PATCH v1 0/2] Fix dma_resv_wait_timeout() return handling in rocket/panfrost ioctls Date: Sun, 19 Apr 2026 16:17:14 +0900 Message-ID: X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit dma_resv_wait_timeout() returns a positive 'long' (remaining jiffies) on success, which is truncated to 'int`. So userspace interpret that as an error. Each patch explicitly sets `ret` to 0 on the success path. Gyeyoung Baek (2): accel/rocket: Fix prep_bo ioctl leaking positive return from dma_resv_wait_timeout() drm/panfrost: Fix wait_bo ioctl leaking positive return from dma_resv_wait_timeout() drivers/accel/rocket/rocket_gem.c | 2 ++ drivers/gpu/drm/panfrost/panfrost_drv.c | 2 ++ 2 files changed, 4 insertions(+) -- 2.43.0