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linux-stable-mirror/drivers/gpu
Antonino Maniscalco 20d15d7660 drm/msm: make sure to not queue up recovery more than once
[ Upstream commit 10fb1b2fca ]

If two fault IRQs arrive in short succession recovery work will be
queued up twice.

When recovery runs a second time it may end up killing an unrelated
context.

Prevent this by masking off interrupts when triggering recovery.

Signed-off-by: Antonino Maniscalco <antomani103@gmail.com>
Reviewed-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/670023/
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2025-11-13 15:34:20 -05:00
..