On Mon, Aug 12, 2013 at 9:19 PM, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote: > On Tue, Aug 06, 2013 at 10:24:20PM +0800, Bob Liu wrote: >> Hi Greg, >> >> On 08/06/2013 09:58 PM, Greg KH wrote: >> > On Tue, Aug 06, 2013 at 07:36:13PM +0800, Bob Liu wrote: >> >> Dan Magenheimer extended zcache supporting both file pages and anonymous pages. >> >> It's located in drivers/staging/zcache now. But the current version of zcache is >> >> too complicated to be merged into upstream. >> > >> > Really? If this is so, I'll just go delete zcache now, I don't want to >> > lug around dead code that will never be merged. >> > >> >> Zcache in staging have a zbud allocation which is almost the same as >> mm/zbud.c but with different API and have a frontswap backend like >> mm/zswap.c. >> So I'd prefer reuse mm/zbud.c and mm/zswap.c for a generic memory >> compression solution. >> Which means in that case, zcache in staging = mm/zswap.c + mm/zcache.c + >> mm/zbud.c. >> >> But I'm not sure if there are any existing users of zcache in staging, >> if not I can delete zcache from staging in my next version of this >> mm/zcache.c series. > > I think the Samsung folks are using it (zcache). I'm not sure, but, at least, my team doesn't use it at now. Thank you, Kyungmin Park -- 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/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>