On Mon, May 20, 2024 at 03:30:43PM +0200, grygorii tertychnyi wrote: > On Sun, May 19, 2024 at 7:25 AM Markus Elfring <Markus.Elfring@xxxxxx> wrote: > > > > … > > > Sometimes it causes failure for the very first message transfer, … > > > > Does such an information indicate the need for the tag “Fixes”? > > I'm not sure: the original initialization order was introduced by the > very first commit > 18f98b1e3147 ("[PATCH] i2c: New bus driver for the OpenCores I2C controller"). https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html It fixes a problem like an oops, a hang, data corruption, a real security issue, a hardware quirk, a build error (but not for things marked CONFIG_BROKEN), or some “oh, that’s not good” issue. Your description of the very first message transfer failing sounds like a data corruption? Using the commit which adds the driver is also fine, some bugs have been there all the time. Remember to add a Cc: stable@xxxxxxxxxxxxxxx Andrew