Re: [PATCH v4] dma-buf: Add DmaBufTotal counter in meminfo

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>> But that isn't really system memory at all, it's just allocated device
>> memory.
> OK, that was not really clear to me. So this is not really accounted to
> MemTotal? If that is really the case then reporting it into the oom
> report is completely pointless and I am not even sure /proc/meminfo is
> the right interface either. It would just add more confusion I am
> afraid.
>  

Why is it confusing? Documentation is quite clear:

"Provides information about distribution and utilization of memory. This
varies by architecture and compile options."

A topology with VRAM fits very well on that. The point is to have an
overview.


>>> See where I am heading?
>> Yeah, totally. Thanks for pointing this out.
>>
>> Suggestions how to handle that?
> As I've pointed out in previous reply we do have an API to account per
> node memory but now that you have brought up that this is not something
> we account as a regular memory then this doesn't really fit into that
> model. But maybe I am just confused.





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