Re: AIM7 40% regression with 2.6.26-rc1

From: J. Bruce Fields
Date: Tue May 06 2008 - 12:45:54 EST


On Tue, May 06, 2008 at 09:36:06AM -0700, Linus Torvalds wrote:
>
>
> On Tue, 6 May 2008, Matthew Wilcox wrote:
> >
> > I've wanted to fix file locks for a while. Here's a first attempt.
> > It was done quickly, so I concede that it may well have bugs in it.
> > I found (and fixed) one with LTP.
>
> Hmm. Wouldn't it be nicer to make the lock be a per-inode thing? Or is
> there some user that doesn't have the inode info, or does anything that
> might cross inode boundaries?

The deadlock detection crosses inode boundaries.

--b.
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