[PATCH] vmalloc: Add __get_vm_area_caller()

[KOSAKI Motohiro]

> We have get_vm_area_caller() and __get_vm_area() but not __get_vm_area_caller()
> 
> On powerpc, I use __get_vm_area() to separate the ranges of addresses given
> to vmalloc vs. ioremap (various good reasons for that) so in order to be
> able to implement the new caller tracking in /proc/vmallocinfo, I need
> a "_caller" variant of it.
> 
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

It seems reasonable reason and this patch looks good to me :)
	Reviewed-by: KOSAKI Motohiro <kosaki.motohiro at jp.fujitsu.com>


> I want to put into powerpc-next patches relying into that, so if the
> patch is ok with you guys, can I stick it in powerpc.git ?

hm.
Generally, all MM patch should merge into -mm tree at first.
but I don't think this patch have conflict risk. 

Andrew, What do you think?