[RFC] hotplug memory remove - walk_memory_resource for ppc64
kamezawa.hiroyu at jp.fujitsu.com
Thu Nov 1 02:46:13 EST 2007
On Wed, 31 Oct 2007 08:02:40 -0800
Badari Pulavarty <pbadari at us.ibm.com> wrote:
> Paul's concern is, since we didn't need it so far - why we need this
> for hotplug memory remove to work ? It might break API for *unknown*
> applications. Its unfortunate that, hotplug memory add updates
> /proc/iomem. We can deal with it later, as a separate patch.
I have no objection to skip /proc/iomem related routine when arch
doesn't need it.
My advice is just "please take care both of hot-add and hot-remove".
If ppc64 people agreed to use arch-specific routine for detect
conventional memory, there is no problem, I think.
More information about the Linuxppc-dev