Date: Wed, 1 Dec 2004 16:11:50 -0500 (EST) From: Jeff Roberson <jroberson@chesapeake.net> To: Peter Holm <peter@holm.cc> Cc: current@freebsd.org Subject: Re: SMP VFS Part 2 Message-ID: <20041201160351.V18185@mail.chesapeake.net> In-Reply-To: <20041201195228.GA79652@peter.osted.lan> References: <20041201055115.I18185@mail.chesapeake.net> <20041201195228.GA79652@peter.osted.lan>
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On Wed, 1 Dec 2004, Peter Holm wrote: > On Wed, Dec 01, 2004 at 05:54:49AM -0500, Jeff Roberson wrote: > > I have updated the patch at: > > > > http://www.chesapeake.net/~jroberson/smpffs.diff > > > > I got a page fault in kern/vfs_vnops.c:542 due to vp->v_mount == NULL. > > More info at http://www.holm.cc/stress/log/jeff03.html The v_mount should only be NULL very briefly for the rootdevvp. What is your setup here? Any filesystems other than devfs and ffs? I think that deadfs might not set a mountpoint either.. DId you do a forced unmount? I think I know how I'm going to have to fix this. > > - Peter > > > It includes bug fixes for a handful of problems that were reported, and a > > few more that I found myself. It also unwinds giant from open(), which is > > a very high risk area, but after a few days of working out bugs it seems > > to be functioning quite well for me. > > > > I did a make -j3 buildworld on a box with a lowered maxvnodes. I also let > > 'stress' run for 8 loops or so until I ran into an unrelated KSE bug. I > > did some mount/unmount/single user tests as well. > > > > Use at your own risk. I still haven't locked quotas, so if you're using > > quota, don't run with this patch. > > > > Thanks, > > Jeff > > _______________________________________________ > > freebsd-current@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-current > > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > > -- > Peter Holm > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >
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