Messages in this thread | | | Subject | Re: [RFC][PATCH] nameing reserved pages [0/3] | From | Arjan van de Ven <> | Date | Wed, 20 Apr 2005 14:34:06 +0200 |
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On Wed, 2005-04-20 at 21:02 +0900, KAMEZAWA Hiroyuki wrote: > Hi, > > There are several types of PG_reserved pages, > (a) Memory Hole > (b) Used by Kernel > (c) Set by drivers > (d) Isorated by MCA > (e) used by perfmon > etc.... > > I think it's useful to distinguish many types of PG_reserved pages.
I'm not so sure about this. at all.
> For example, Memory Hotplug can ignore (a).
Memory Hotplug can also use page_is_ram().
/dev/memstate really looks like a bad idea to me as well... I rather have less than more /dev/*mem*
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