io_uring fdinfo contains most of the runtime information,which is
helpful for debugging io_uring applications; However, there is
currently a lack of timeout-related information, and this patch adds
timeout_list information.
--
changes since v1:
- use _irq version spin_lock.
- Fixed formatting issues and delete redundant code.
- v1 :https://lore.kernel.org/io-uring/20240812020052.8763-1-ruyi.zhang@xxxxxxxxxxx/
--
Signed-off-by: Ruyi Zhang <ruyi.zhang@xxxxxxxxxxx>