On Wed, Apr 01, 2015 at 02:57:29PM +0300, Gleb Smirnoff wrote: > On Wed, Apr 01, 2015 at 01:52:04PM +0200, Mateusz Guzik wrote: > M> /dev/zero returns 0s, while notrandom was implemented to return 7s. > M> > M> We could e.g. symlink /dev/notrandom to /dev/zero, but that would break > M> compatiblity with Solaris apps depending on this functionality. > M> > M> It could also introduce hard-to-debug problems. After all, readers get a > M> different value than they expect. > M> > M> Given that we have some parts of Solaris merged (zfs, dtrace) and work > M> with open source forks on these technologies, I think we should diverge > M> only when necessary. > M> > M> As a side note I'm surprised with the choice of 7. > M> > M> I would expect 3, no more, no less. 3 would be the number returned, and > M> the number readers receive would be 3. > > You can add the seven_region variable to dev/null/null.c and implement > the new device here. Now notrandom.c shares > 50% of code with null.c. >
Yeah I know, in fact I got most of the code from that driver. I just wanted to have a file with my own copyright in the tree, what's so bad about it. If you feel strongly about it feel free to move it, but I would prefer if you did not. -- Mateusz Guzik <mjguzik gmail.com> _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
