Re: Patch for Retry based AIO-DIO (Was AIO and DIOtestingon2.6.0-test7-mm1)

[Andrew Morton]

Adrian Bunk <bunk@xxxxxxxxx> wrote:
>
> > That was before we knew that it craps out when compiled on RH9.
> 
> And one of the arguments I had for making it dependent on EXPERIMENTAL 
> instead of enabling it unconditionally was:
> 
> - it's less tested (there might be miscompilations in some part of the
>   kernel with some supported compilers)

That's why I enabled it unconditionally.

> -Os has it's benefits on some systems, so it shouldn't be totally hidden 
> under EMBEDDED. OTOH, it's less tested, so only people who know what 
> they are doing should use it (EXPERIMENTAL plus help text).

It causes kernels to crash on a major linux distribution.  We need to
either make it very hard to turn on, or just forget it altogether.

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