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SubjectRe: [PATCH] ring_buffer: enlarge RB_MAX_SMALL_DATA
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On Wed, 2009-04-15 at 16:12 +0200, Ingo Molnar wrote:
> * Steven Rostedt <srostedt@redhat.com> wrote:

> Yeah - format specifications are always good. They weaken ABI
> bindings and allow more flexibility both on the tool and the kernel
> side.
>
> > We could ask Linus to pull this into 30 because it is a API
> > change.
>
> Apps could assume if the format file is not there it's the .30
> format.

My fear is that they are written before the change, and will not know
about a format file existing. Then those apps will break on 31.

But this is still new, and the only user I know of at the moment is the
University student doing the ftrace GUI. I'll keep him informed.

Thanks,

-- Steve




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