Re: [PATCH RFC 0/3] hw/block/nvme: dif-based end-to-end data protection support

2020-12-18 Thread Keith Busch
On Fri, Dec 18, 2020 at 10:39:01AM +0100, Klaus Jensen wrote: > On Dec 17 13:14, Keith Busch wrote: > > On Thu, Dec 17, 2020 at 10:02:19PM +0100, Klaus Jensen wrote: > > > > Are there any actual users of extended metadata that we care about? I'm > > aware of only a few niche places that can even

Re: [PATCH RFC 0/3] hw/block/nvme: dif-based end-to-end data protection support

2020-12-18 Thread Klaus Jensen
On Dec 17 13:14, Keith Busch wrote: > On Thu, Dec 17, 2020 at 10:02:19PM +0100, Klaus Jensen wrote: > > From: Klaus Jensen > > > > This series adds support for extended LBAs and end-to-end data > > protection. Marked RFC, since there are a bunch of issues that could use > > some discussion. > >

Re: [PATCH RFC 0/3] hw/block/nvme: dif-based end-to-end data protection support

2020-12-17 Thread Keith Busch
On Thu, Dec 17, 2020 at 10:02:19PM +0100, Klaus Jensen wrote: > From: Klaus Jensen > > This series adds support for extended LBAs and end-to-end data > protection. Marked RFC, since there are a bunch of issues that could use > some discussion. > > Storing metadata bytes contiguously with the

[PATCH RFC 0/3] hw/block/nvme: dif-based end-to-end data protection support

2020-12-17 Thread Klaus Jensen
From: Klaus Jensen This series adds support for extended LBAs and end-to-end data protection. Marked RFC, since there are a bunch of issues that could use some discussion. Storing metadata bytes contiguously with the logical block data and creating a physically extended logical block basically