Re: [Lhms-devel] [PATCH 0/7] Fragmentation Avoidance V19

Martin J. Bligh
2005-11-01T15:25:44Z

> I really don't think we *want* to say we support higher order allocations
> absolutely robustly, nor do we want people using them if possible. Because
> we don't. Even with your patches.
>
> Ingo also brought up this point at Ottawa.

Some of the driver issues can be fixed by scatter-gather DMA *if* the
h/w supports it. But what exactly do you propose to do about kernel
stacks, etc? By the time you've fixed all the individual usages of it,
frankly, it would be easier to provide a generic mechanism to fix the
problem ...

M.