Re: [PATCH 2/3] page allocator: Do not allow interrupts to useALLOC_HARDER

From: Pavel Machek
Date: Sun Nov 01 2009 - 02:35:52 EST

> > I believe it would be better to simply remove it.
> You are against trying to give the realtime tasks a best effort
> advantage at memory allocation?

Yes. Those memory reserves were for kernel, GPF_ATOMIC and stuff. Now
realtime tasks are allowed to eat into them. That feels wrong.

"realtime" tasks are not automatically "more important".

> Realtime apps often *have* to allocate memory on the kernel side,
> because they use network system calls, etc...

So what? As soon as they do that, they lose any guarantees, anyway.
(cesky, pictures)
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