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SubjectRe: RFC: Remove unnecessary / duplicate OOM printks
On Thu, 25 Aug 2011 13:47:23 -0700
Joe Perches <joe@perches.com> wrote:

> There are many thousands of printks for OOM conditions
> in kernel sources.
>
> These are almost always a duplication of a generic
> OOM message from the mm subsystem.
>
> The biggest difference between the generic OOM and
> the specific OOM uses is that most of the specific
> messages are emitted at KERN_ERR but the generic
> message is at KERN_WARNING.
>
> Many KB of code/text could be removed from the kernel.
>
> Removal can be gradual and done by subsystem.
>
> Some kmalloc's that are followed on failure by vmalloc
> may need to add GFP_NOWARN.
>
> Does anyone really believe the per site failure
> messages are useful or really want them to keep them?
>

Kill 'em.


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