On Mon, Mar 18, 2013 at 05:50:23PM -0700, Greg Kroah-Hartman wrote: >On Fri, Mar 15, 2013 at 10:34:17AM +0800, Wanpeng Li wrote: >> Compression of zero-filled pages can unneccessarily cause internal >> fragmentation, and thus waste memory. This special case can be >> optimized. >> >> This patch captures zero-filled pages, and marks their corresponding >> zcache backing page entry as zero-filled. Whenever such zero-filled >> page is retrieved, we fill the page frame with zero. >> >> Acked-by: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx> >> Signed-off-by: Wanpeng Li <liwanp@xxxxxxxxxxxxxxxxxx> > >This patch applies with a bunch of fuzz, meaning it wasn't made against >the latest tree, which worries me. Care to redo it, and the rest of the >series, and resend it? Ok, sorry for the confusing, I will do it today, thanks Greg. :-) Regards, Wanpeng Li > >thanks, > >greg k-h > >-- >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> -- 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>