cvs commit: src/sys/fs/hpfs hpfs_vnops.c src/sys/fs/msdosfs msdosfs_denode.c src/sys/fs/ntfs ntfs_vnops.c src/sys/fs/nwfs nwfs_node.c src/sys/fs/smbfs smbfs_node.c src/sys/fs/udf udf_vnops.c src/sys/isofs/cd9660 cd9660_node.c src/sys/nfsclient ...

Alexander Leidinger Alexander at
Tue Jan 17 13:50:39 PST 2006

On Tue, 17 Jan 2006 17:29:03 +0000 (UTC)
Alfred Perlstein <alfred at> wrote:

> alfred      2006-01-17 17:29:03 UTC
>   FreeBSD src repository
>   Modified files:
>     sys/fs/hpfs          hpfs_vnops.c 
>     sys/fs/msdosfs       msdosfs_denode.c 
>     sys/fs/ntfs          ntfs_vnops.c 
>     sys/fs/nwfs          nwfs_node.c 
>     sys/fs/smbfs         smbfs_node.c 
>     sys/fs/udf           udf_vnops.c 
>     sys/isofs/cd9660     cd9660_node.c 
>     sys/nfsclient        nfs_node.c 
>   Log:
>   I ran into an nfs client panic a couple of times in a row over the
>   last few days.  I tracked it down to the fact that nfs_reclaim()
>   is setting vp->v_data to NULL _before_ calling vnode_destroy_object().
>   After silence from the mailing list I checked further and discovered
>   that ufs_reclaim() is unique among FreeBSD filesystems for calling
>   vnode_destroy_object() early, long before tossing v_data or much
>   of anything else, for that matter.  The rest, including NFS, appear
>   to be identical, as if they were just clones of one original routine.

"Clones" as in identical and could be refactored into one function?

>   The enclosed patch fixes all file systems in essentially the same
>   way, by moving the call to vnode_destroy_object() to early in the
>   routine (before the call to vfs_hash_remove(), if any).  I have
>   only tested NFS, but I've now run for over eighteen hours with the
>   patch where I wouldn't get past four or five without it.

Do you think this panic can be triggered by e.g. letting rhytmbox run
over a lot of music files on 2 msdosfs partitions to update the music


                   It's not a bug, it's tradition!                       Alexander @
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