On Thu, May 06, 2021 at 10:57:53AM -0700, Randy Dunlap wrote: > I have been going thru some of the Documentation/ files... > > Why do several of the files begin with > (hex) ef bb bf followed by "==================" > for a heading, instead of just "===================". > See e.g. Documentation/timers/no_hz.rst. 00000000 ef bb bf 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d 3d |...=============| ef bb bf is utf8 for 0b1111'111011'111111 = 0xFEFF which is the https://en.wikipedia.org/wiki/Byte_order_mark We should delete it.