Messages in this thread | | | Date | Thu, 14 Oct 2010 15:10:07 +0300 | Subject | Re: [RFC][PATCH 1/3] contigous big page allocator | From | Felipe Contreras <> |
| |
On Thu, Oct 14, 2010 at 10:24 AM, Andi Kleen <andi@firstfloor.org> wrote: > On Thu, Oct 14, 2010 at 04:07:12PM +0900, FUJITA Tomonori wrote: >> On Wed, 13 Oct 2010 09:01:43 +0200 >> Andi Kleen <andi@firstfloor.org> wrote: >> >> > KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> writes: >> > > >> > > What this wants to do: >> > > allocates a contiguous chunk of pages larger than MAX_ORDER. >> > > for device drivers (camera? etc..) >> > >> > I think to really move forward you need a concrete use case >> > actually implemented in tree. >> >> As already pointed out, some embeded drivers need physcailly >> contignous memory. Currenlty, they use hacky tricks (e.g. playing with >> the boot memory allocators). There are several proposals for this like > > Are any of those in mainline?
drivers/video/omap/
-- Felipe Contreras -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |