From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@lst.de (Christoph Hellwig) Date: Fri, 7 Jun 2019 18:44:19 +0200 Subject: [PATCH 0/2] NVMe 1.4 Identify Namespace Support In-Reply-To: References: <20190606212854.122478-1-bvanassche@acm.org> Message-ID: <20190607164419.GC7307@lst.de> On Fri, Jun 07, 2019@10:26:47AM -0600, Keith Busch wrote: > The intention for this feature is to communicate potentially larger > physical blocks than page sizes, so I was just hoping for enforcing > that access from filesystems. Something like this from xfs > > https://lwn.net/Articles/770975/ > > would be a nice feature. No need for new NVMe features for that, you just need a controller that exposes a LBA format with a data size larger than 4k, which has been perfectly doable since NVMe 1.0.