On Thu, Dec 08, 2011 at 01:02:52AM +0000, Al Viro wrote:
> OK, that's something I wanted to do for a long time - struct vfsmount
> contains too much stuff that is strictily VFS-internal and not needed by
> anything outside of a very small subset of VFS, at that. As the matter of
> fact, only 3 fields, 1 of them redundant, are used by code outside of that
> area - it's mnt_flags ("how it's mounted"), mnt_root ("what dentry tree
> is mounted here", assign-once thing) and mnt_sb (always equal to
> mnt_root->d_sb, also assign-once, might or might not be not needed).
If only these 3 fields are used, why not make the definition of struct
vfsmount entirely hidden, and add accessor functions for those three?
--
Matthew Wilcox Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours. We can't possibly take such
a retrograde step."
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