On Tue, Apr 29, 2014 at 11:03 AM, Miklos Szeredi <miklos@xxxxxxxxxx> wrote:
>
> Because we no longer have that. It now uses the list_lru thing, with
> a "per-node" lock, whatever that one is.
Oh, yes. Right you are. I just started looking at that and went "ugh".
The lru lists are all distributed now with multiple locks (well, one
per list node).
> Another idea, which could have subtler effects, is simply not to kill
> a dentry that is on the shrink list (indicated by
> DCACHE_SHRINK_LIST), since it's bound to get killed anyway. But
> that's a change in behaviour...
Ooh, I like the way you think. I don't see why this wouldn't be the
right approach.
Linus
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