On Tue, Nov 10, 2020 at 09:41:40PM +0100, Greg KH wrote: > On Tue, Nov 10, 2020 at 12:53:27PM -0700, Shuah Khan wrote: > > +Decrement interface > > +------------------- > > + > > +Decrements sequence number and doesn't return the new value. :: > > + > > + seqnum32_dec() --> atomic_dec() > > + seqnum64_dec() --> atomic64_dec() > > Why would you need to decrement a sequence number? Shouldn't they just > always go up? > > I see you use them in your patch 12/13, but I don't think that really is > a sequence number there, but rather just some other odd value :)
Note, other than this, I like the idea. It makes it obvious what these atomic variables are being used for, and they can't be abused for other things. Nice work. thanks, greg k-h
