Date: Tue, 04 Jan 2000 04:12:27 +0800 From: Peter Wemm <peter@netplex.com.au> To: Guido van Rooij <guido@gvr.org> Cc: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>, vsilyaev@mindspring.com, dillon@freebsd.org, freebsd-emulation@FreeBSD.ORG, dbutter@wireless.net Subject: Re: VMware: Questions... Message-ID: <20000103201227.06AAF1CA0@overcee.netplex.com.au> In-Reply-To: Message from Guido van Rooij <guido@gvr.org> of "Mon, 03 Jan 2000 20:51:43 %2B0100." <20000103205143.A44784@gvr.gvr.org>
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Guido van Rooij wrote:
> On Tue, Jan 04, 2000 at 03:29:03AM +0800, Peter Wemm wrote:
> >
> > Heh, yours is simpler than mine. I was attempting a more generic solution
> > that marked a vnode as unlinked in the filesystems and the syncer then took
> > special care to avoid msyncing them. Mine would have caught the case where
> > a file was mmaped first then unlinked and kept open. If the syncer could
>
> Which is better then mine.
But has the same overall effect - ie: stops vmware's temp file being msync'ed.
The rest of the stuff is academic unless it actually does something.
> > do anything special with unlinked plain files, it would then have the
> > information to deal with them too. (It doesn't, so that part is academic).
> > FFS already discards dirty blocks on last close if the file is already
> > unlinked.
> >
>
> I just committed my patch. If you think yours is better, feel free to back mi
ne
> out.
No, it's not worth it. Yours is tested, mine isn't. :-)
Cheers,
-Peter
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