Re: [PATCH] dma/pool: do not complain if DMA pool is not allocated

From: Christoph Hellwig
Date: Thu Aug 11 2022 - 03:38:49 EST


On Tue, Aug 09, 2022 at 05:37:59PM +0200, Michal Hocko wrote:
> Here we go again.

And just as last time I think this is the wrong thing to do.
IFF we actually need the pool and we can't allocate it we want this
warning.

But order-10 seems very larger for the 31-bit ISA DMA zone, so we might
want to look into calculating the pool size based on the zone size
instead.