Re: [PATCH v3] kmemleaak: survive in a low-memory situation

From: Qian Cai
Date: Tue Mar 26 2019 - 18:52:09 EST


On 3/26/19 12:06 PM, Catalin Marinas wrote:
> I wonder whether we'd be better off to replace the metadata allocator
> with gen_pool. This way we'd also get rid of early logging/replaying of
> the memory allocations since we can populate the gen_pool early with a
> static buffer.

I suppose this is not going to work well, as DMA_API_DEBUG use a similar
approach [1] but I still saw it is struggling in a low-memory situation and
disable itself occasionally.

[1] https://lkml.org/lkml/2018/12/10/383