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SubjectRe: [PATCH 0/9] Support follow_link in RCU-walk.
On Thu, Mar 05, 2015 at 08:52:20AM -0500, John Stoffel wrote:

> So what happens if your filesystem is 10Tb in size, and you have 50
> million files and lots of them are symlinks? I've got developers who
> do shit like this and wonder why performance sucks.... and I just
> worry that GPF_KERNEL is a limited resource. But maybe 64bit systems
> won't really have any problems?

What would keep all those symlinks' contents pinned in page cache?


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