On Thu, Apr 05, 2007 at 07:40:55PM -0400, J. Bruce Fields wrote: > From: J. Bruce Fields <[EMAIL PROTECTED]> - unquoted > > Factor out the code that switches between generic and filesystem-specific lock > methods; eventually we want to call this from lock managers (lockd and nfsd) > too; currently they only call the generic methods. > > This patch does that for test_lock. > > Note that this hasn't been necessary until recently, because the few > filesystems that define ->lock() (nfs, cifs...) aren't exportable via NFS. > However GFS (and, in the future, other cluster filesystems) need to implement > their own locking to get cluster-coherent locking, and also want to be able to > export locking to NFS (lockd and NFSv4). > > So we accomplish this by factoring out code such as this and exporting it for > the use of lockd and nfsd.
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