Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Tue, 28 Apr 2015, Christoph Hellwig wrote: > This seems to lack support for QUEUE_FLAG_SG_GAPS to work around > the retarded PPR format in the NVMe driver. Might strong words, sir! I'm missing the context here, but I'll say PRP is much more efficient for h/w to process over SGL, and the requirement comes from that h/w rather than the driver.