On Wed, Jul 29, 2015 at 04:23:38AM -0500, mchristi@xxxxxxxxxx wrote: > From: Mike Christie <michaelc@xxxxxxxxxxx> > > LIO uses scatterlist for its page/data management. This patch > adds a scatterlist messenger data type, so LIO can pass its sg > down directly to rbd. Just as I mentioned for David's patches this is the wrong way to attack your problem. The block layer already supports WRITE SAME, and COMPARE and WRITE nees to be supported at that level too insted of creating artifical bypasses. -- To unsubscribe from this list: send the line "unsubscribe target-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html