On 20/11/24 15:50, Peter Zijlstra wrote: > On Tue, Nov 19, 2024 at 04:34:51PM +0100, Valentin Schneider wrote: >> A later commit will reduce the size of the RCU watching counter to free up >> some bits for another purpose. Paul suggested adding a config option to >> test the extreme case where the counter is reduced to its minimum usable >> width for rcutorture to poke at, so do that. >> >> Make it only configurable under RCU_EXPERT. While at it, add a comment to >> explain the layout of context_tracking->state. > > Note that this means it will get selected by allyesconfig and the like, > is that desired? > I would say no > If no, depends on !COMPILE_TEST can help here. Noted, thank you!