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Shayne ChenandGreg Kroah-Hartman
1feb6fcfba
[ Upstream commit 3687854d3e ]
A race condition was observed when accessing mapped registers, so add
locking to protect against concurrent access.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>