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.magenhei...@oracle.com> > Signed-off-by: Wanpeng Li <liw...@linux.vnet.ibm.com>
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? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/