Re: RFC: prepare for struct scatterlist entries without page backing

2015-08-13 Thread Boaz Harrosh
On 08/13/2015 05:40 PM, Christoph Hellwig wrote: > On Wed, Aug 12, 2015 at 03:42:47PM +0300, Boaz Harrosh wrote: >> The support I have suggested and submitted for zone-less sections. >> (In my add_persistent_memory() patchset) >> >> Would work perfectly well and transpar

Re: RFC: prepare for struct scatterlist entries without page backing

2015-08-12 Thread Boaz Harrosh
On 08/12/2015 10:05 AM, Christoph Hellwig wrote: > Dan Williams started to look into addressing I/O to and from > Persistent Memory in his series from June: > > http://thread.gmane.org/gmane.linux.kernel.cross-arch/27944 > > I've started looking into DMA mapping of these SGLs specifically i