On Fri, Oct 28, 2011 at 12:12 AM, Sasha Levin <levinsasha928@xxxxxxxxx> wrote: > On Thu, 2011-10-27 at 17:52 -0400, Christoph Hellwig wrote: >> On Thu, Oct 27, 2011 at 02:49:31PM -0700, Dan Magenheimer wrote: >> > If Linux truly subscribes to the "code rules" mantra, no core >> > VM developer has proposed anything -- even a design, let alone >> > working code -- that comes close to providing the functionality >> > and flexibility that frontswap (and cleancache) provides, and >> > frontswap provides it with a very VERY small impact on existing >> > kernel code AND has been posted and working for 2+ years. >> > (And during that 2+ years, excellent feedback has improved the >> > "kernel-ness" of the code, but NONE of the core frontswap >> > design/hooks have changed... because frontswap _just works_!) >> >> It might work for whatever defintion of work, but you certainly couldn't >> convince anyone that matters that it's actually sexy and we'd actually >> need it. Only actually working on Xen of course doesn't help. > > Theres a working POC of it on KVM, mostly based on reusing in-kernel Xen > code. > > I felt it would be difficult to try and merge any tmem KVM patches until > both frontswap and cleancache are in the kernel, thats why the > development is currently paused at the POC level. Same here. I am working a KVM support for Transcedent Memory as well. It would be nice to see this in the mainline. Thanks, CJ > > -- > > Sasha. > > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href