On Tue, 04 Jul 2023, Uros Bizjak <ubizjak@xxxxxxxxx> wrote: > On Tue, Jul 4, 2023 at 9:28 AM Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote: >> You could save everyone a lot of time by actually documenting what these >> functions do. Assume you don't know what local64_try_cmpxchg() does, and >> see how many calls you have to go through to figure it out. > > These functions are documented in Documentation/atomic_t.txt (under > "RMW ops:" section), and the difference is explained in a separate > section "CMPXCHG vs TRY_CMPXCGS" in the same file. Thanks, but *sigh*. No kernel-doc above the functions, not even a regular comment referencing atomic_t.txt. $ git grep local.*_try -- Documentation [nothing] BR, Jani. -- "But the plans were on display..." "On display? I eventually had to go down to the cellar to find them." "That's the display department." "With a flashlight." "Ah, well, the lights had probably gone." "So had the stairs." "But look, you found the notice, didn't you?" "Yes," said Arthur, "yes I did. It was on display in the bottom of a locked filing cabinet stuck in a disused lavatory with a sign on the door saying 'Beware of the Leopard'." - Douglas Adams, The Hitchhiker's Guide to the Galaxy -- Jani Nikula, Intel Open Source Graphics Center