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    SubjectRe: [PATCH 0/3] Fixes for vfs-scale and vfs-automount
    On Tue, Feb 22, 2011 at 11:22 PM, Ian Kent <raven@themaw.net> wrote:
    >
    > Nick, what stops a dentry from going away during the rcu-walk?

    Dentries (and now inodes) are all RCU-free'd. So the dentry might "go
    away", but it wouldn't actually be physically free'd, and you can
    still access it.

    Linus


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