Messages in this thread | | | From | Miklos Szeredi <> | Subject | Re: [PATCH 9/9] nfs: don't open in ->d_revalidate | Date | Tue, 06 Mar 2012 18:10:57 +0100 |
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"Myklebust, Trond" <Trond.Myklebust@netapp.com> writes:
> It makes a big difference to the cache miss case, since not only is the > entire path looked up again, but the LOOKUP_REVAL flag gets set, which > forces a full lookup of each component (as opposed to just > revalidating).
This is not about a cache miss. It's about a cache hit (positive cached dentry) but changed inode on the server.
Is this a likely scenario?
Thanks, Miklos
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