Hi,
Thanks for your patch.
FYI: kernel test robot notices the stable kernel rule is not satisfied.
Rule: 'Cc: stable@vger.kernel.org' or 'commit <sha1> upstream.' Subject: [PATCH v2 3/3] serial: 8250: Switch UART port flags to using BIT_ULL Link: https://lore.kernel.org/stable/alpine.DEB.2.21.2209210007030.41633%40angie.o...
The check is based on https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html