On Sun 2008-01-20 09:23:00, Miklos Szeredi wrote: > > Miklos Szeredi wrote: > > > - for mount ID's use IDA (from the IDR library) instead of a 32bit > > > counter, which could overflow > > > > IDAs tend to get reused quickly, which can cause race conditions. Any > > reason not to just use a 64-bit counter? > > They tend to become hard to parse/compare for humans after a while. > And all this is basically only for humans, so race conditions don't > really matter. Also a changed mount with a reused ID is easily > identified by comparing the other fields. Hmm, smart humans only compare last few digits if they don't care about 100% reliability, and dumb software compares 64bits easily... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html