Re: [PATCH] [RFC] Optimize select/poll by putting small data sets on the stack

On Wednesday 04 January 2006 01:28, Arnd Bergmann wrote:

> Hmm, can you include the same change for compat_sys_select()?
> When that was introduced, sys_select and compat_sys_select were
> basically identical in their code, which makes it a lot easier
> to verify that the compat_ version is correct.

Ah good point. I forgot about those. Will fix them up for the next version
of the patch.

> Interestingly, doing a diff between sys_select and compat_sys_select
> in the current kernel seems to suggest that they are both buggy
> in that they miss checks for failing __put_user, but in /different/
> places.

Ok will do a sync first.

-Andi
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References:
- [PATCH] [RFC] Optimize select/poll by putting small data sets on the stack
  - From: Andi Kleen <[email protected]>
- Re: [PATCH] [RFC] Optimize select/poll by putting small data sets on the stack
  - From: Arnd Bergmann <[email protected]>

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