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The per-encoder bridge chain is currently assumed to be static once it is fully initialized. Work is in progress to add hot-pluggable bridges, breaking that assumption. With bridge removal, the encoder chain can change without notice, removing tail bridges. This can be problematic while iterating over the chain. Add a mutex to be taken whenever looping or changing the encoder chain. Reviewed-by: Maxime Ripard <mripard@kernel.org> Reviewed-by: Louis Chauvet <louis.chauvet@bootlin.com> Link: https://patch.msgid.link/20260324-drm-bridge-alloc-encoder-chain-mutex-v5-1-8bf786c5c7e6@bootlin.com Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
350 lines
11 KiB
350 lines
11 KiB