[Ocfs2-devel] [PATCH] ocfs2: llseek requires to ocfs2 inode lock for the file in SEEK_END

[Sunil Mushran]

The qs is whether this change is required for a real problem or not. If so,
what is that logic
that gets tripped up by this behaviour.


On Thu, Jun 27, 2013 at 3:08 PM, Andrew Morton <akpm at linux-foundation.org>wrote:

> On Wed, 26 Jun 2013 20:34:19 -0700 Sunil Mushran <sunil.mushran at gmail.com>
> wrote:
>
> > AFAIR, this behavior has been there since day 1 and changing it will
> impact
> > performance negatively. I would recommend against making this change for
> > one app.
>
> Well, it's a bug fix isn't it?  SEEK_END on a 15k file is presently
> returning
> 10k.
>
> Obviously tradeoffs are involved - is there any way in which this
> behaviour can be fixed without serious performance damage?
>
>
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