Re: [PATCH v3 5/7] nvme-pci: add device coredump infrastructure

From: Christoph Hellwig
Date: Mon May 13 2019 - 10:04:43 EST

Usage of a scatterlist here is rather bogus as we never use
it for dma mapping. Why can't you store the various pages in a
large bio_vec and then just issue that to the device in one
get log page command? (or at least a few if MDTS kicks in?)