Le Tue, Apr 23, 2024 at 05:02:35PM +0800, Lai Jiangshan a écrit : > Hello, Frederic > > Thanks for reviewing. > > On Mon, Apr 22, 2024 at 7:05 PM Frederic Weisbecker <[email protected]> > wrote: > > > > + > > > +/* We use the MSB mostly because its available */ > > > > I think you can safely remove the "We " from all the comments :-) > > The file is mainly copied from arch/x86/include/asm/preempt.h. > I will rephrase sentences in later iterations. > > > > > > +#define RCU_PREEMPT_UNLOCK_SPECIAL_INVERTED 0x80000000 > > > > How about RCU_PREEMPT_UNLOCK_FASTPATH ? > > > I'm not good at naming. But the MSB really means exactly the opposite > of current->rcu_read_unlock_special and I think "UNLOCK_SPECIAL_INVERTED" > fits the meaning.
Right but I tend to think a constant should tell what something is, not what something is not. FWIW, p->rcu_read_unlock_special could even be renamed to p->rcu_read_unlock_slowpath Thanks.
