| Date | Fri, 1 Oct 2010 01:55:36 -0400 | From | Christoph Hellwig <> | Subject | Re: [PATCH 05/17] fs: icache lock i_count |
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On Wed, Sep 29, 2010 at 09:52:29PM -0700, Andrew Morton wrote: > On Wed, 29 Sep 2010 22:18:37 +1000 Dave Chinner <david@fromorbit.com> wrote: > > > - if (atomic_read(&inode->i_count) != 1) > > + if (inode->i_count != 1) > > This really should have been renamed to catch unconverted code. > > Such code usually wouldn't compile anyway, but it will if it takes the > address of i_count only (for example).
If people do whacky things they'll lose - there is a reason why C has a fairly strict type system after all. We've changed types of variables all the time and we didn't run into problems.
> And maybe we should access this guy via accessor functions, dunno.
Seems like complete overkill.
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