Re: [RFC][PATCH] Remove cgroup member from struct page

From: Balbir Singh
Date: Tue Sep 09 2008 - 08:34:26 EST

kamezawa.hiroyu@xxxxxxxxxxxxxx wrote:
> ----- Original Message -----
>>> Balbir, are you ok to CONFIG_CGROUP_MEM_RES_CTLR depends on CONFIG_SPARSEME
> M ?
>>> I thinks SPARSEMEM(SPARSEMEM_VMEMMAP) is widely used in various archs now.
>> Can't we make it more generic. I was thinking of allocating memory for each n
> ode
>> for page_cgroups (of the size of spanned_pages) at initialization time. I've
> not
>> yet prototyped the idea. BTW, even with your approach I fail to see why we ne
> ed
>> to add a dependency on CONFIG_SPARSEMEM (but again it is 4:30 in the morning
> and
>> I might be missing the obvious)
> Doesn't have big issue without CONFIG_SPARSEMEM, maybe.
> Sorry for my confusion.

No problem, I am glad to know that we are not limited to a particular model.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at