On Mon, Aug 22, 2022 at 05:21:07PM -0400, Paul Moore wrote: > From: Luis Chamberlain <mcgrof@xxxxxxxxxx> > > io-uring cmd support was added through ee692a21e9bf ("fs,io_uring: > add infrastructure for uring-cmd"), this extended the struct > file_operations to allow a new command which each subsystem can use > to enable command passthrough. Add an LSM specific for the command > passthrough which enables LSMs to inspect the command details. > > This was discussed long ago without no clear pointer for something > conclusive, so this enables LSMs to at least reject this new file > operation. > > [0] https://lkml.kernel.org/r/8adf55db-7bab-f59d-d612-ed906b948d19@xxxxxxxxxxxxxxxx > > Fixes: ee692a21e9bf ("fs,io_uring: add infrastructure for uring-cmd") You are not "fixing" anything, you are adding new functionality. Careful with using "Fixes:" for something like this, you will trigger the bug-detection scripts and have to fend off stable bot emails for a long time for stuff that should not be backported to stable trees. thanks, greg k-h