[...] > > > >Btw, as I see there are not many consumers of lock.9 > > > >infrastructure comparing to mutex.9, sx.9 etc in our tree. Is > > > >it something derecated? > > > > > > > > > >I guess that VFS doesn't count as being important? > > > > > > As an average user I just want to know what pros and contras for > > using lock.9 vs all other locking primitivies. It is not clear > > from our man pages and arch book. Sorry if I'm asking something > > completely stupid. > > > > lockmgr is somewhat analogous to an SX lock. However, due to some > of the special considerations needed by VFS in terms of the vnode > life cycle and blocking for I/O, they aren't completely functionally > equivalent to an SX lock. It would be nice to fix VFS to not need > these special considerations, but that is a very complicated and > risky task.
Thanks! -- Maxim Konovalov _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/cvs-all To unsubscribe, send any mail to "[EMAIL PROTECTED]"
