linux-stable.git/include/linux/nvme.h, branch v6.13.7 Linux kernel stable tree nvme: introduce change ptpl and iekey definition 2024-11-21T16:57:41+00:00 Guixin Liu kanie@linux.alibaba.com 2024-11-20T07:10:07+00:00 7d2f9f870f26798699585f96fa7a2a2cab38dc02 This is for the next tuning pr code more readble patch, make linux/nvme.h's changes separately. Signed-off-by: Guixin Liu <kanie@linux.alibaba.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
This is for the next tuning pr code more readble patch, make
linux/nvme.h's changes separately.

Signed-off-by: Guixin Liu <kanie@linux.alibaba.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvme: define the remaining used sgls constants 2024-11-18T17:17:26+00:00 Keith Busch kbusch@kernel.org 2024-11-13T21:57:04+00:00 6399a0db8cd61eedbfb4b7809a4f4699157a9bf8 This provides a little more context when reading the code than hardcoded magic numbers. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
This provides a little more context when reading the code than hardcoded
magic numbers.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvme-pci: add support for sgl metadata 2024-11-18T17:17:25+00:00 Keith Busch kbusch@kernel.org 2024-11-15T21:41:21+00:00 979c6342f9c0a48696a6420f14f9dd409591657f Supporting this mode allows creating and merging multi-segment metadata requests that wouldn't be possible otherwise. It also allows directly using user space requests that straddle physically discontiguous pages. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
Supporting this mode allows creating and merging multi-segment metadata
requests that wouldn't be possible otherwise. It also allows directly
using user space requests that straddle physically discontiguous pages.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvme: check ns's volatile write cache not present 2024-11-11T17:49:50+00:00 Guixin Liu kanie@linux.alibaba.com 2024-11-04T08:55:00+00:00 8a825d22a70915bd80c811fa93538cf2540af29d When the VWC of a namespace does not exist, the BLK_FEAT_WRITE_CACHE flag should not be set when registering the block device, regardless of whether the controller supports VWC. Signed-off-by: Guixin Liu <kanie@linux.alibaba.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
When the VWC of a namespace does not exist, the BLK_FEAT_WRITE_CACHE
flag should not be set when registering the block device, regardless
of whether the controller supports VWC.

Signed-off-by: Guixin Liu <kanie@linux.alibaba.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvmet: support for csi identify ns 2024-11-11T17:49:49+00:00 Keith Busch kbusch@kernel.org 2024-11-01T19:29:40+00:00 e2758c76a0ab2032a0d11abc1c2ff08661fdf428 Implements reporting the I/O Command Set Independent Identify Namespace command. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
Implements reporting the I/O Command Set Independent Identify Namespace
command.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvmet: implement rotational media information log 2024-11-11T17:49:49+00:00 Keith Busch kbusch@kernel.org 2024-11-01T20:48:47+00:00 5fd075cdaf3649000677d960fd9e45c08081b7e0 Most of the information is stubbed. Supporting these commands is a requirement for supporting rotational media. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
Most of the information is stubbed. Supporting these commands is a
requirement for supporting rotational media.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvmet: implement endurance groups 2024-11-11T17:49:49+00:00 Keith Busch kbusch@kernel.org 2024-11-01T21:46:01+00:00 266b652c65b44fb2ccfa17cdb54ce2ef723deb0a Most of the returned information is just stubbed data. The target must support these in order to report rotational media. Since this driver doesn't know any better, each namespace is its own endurance group with the engid value matching the nsid. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
Most of the returned information is just stubbed data. The target must
support these in order to report rotational media. Since this driver
doesn't know any better, each namespace is its own endurance group with
the engid value matching the nsid.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvmet: implement supported features log 2024-11-11T17:49:49+00:00 Keith Busch kbusch@kernel.org 2024-11-04T22:07:42+00:00 e973c91727d49bb128c95210b3aa1960b9421d18 This log is required for nvme 2.1. Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
This log is required for nvme 2.1.

Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvmet: implement supported log pages 2024-11-11T17:49:48+00:00 Keith Busch kbusch@kernel.org 2024-11-04T22:00:14+00:00 83acb24e6de7bbb5cb0df1ba0f47a92da9112061 This log is required for nvme 2.1. Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <kbusch@kernel.org> 
This log is required for nvme 2.1.

Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
nvmet: implement active command set ns list 2024-11-11T17:49:48+00:00 Keith Busch kbusch@kernel.org 2024-11-04T21:24:36+00:00 61c9967cd63448292a64f9ee9aeb6e2053e3a624 This is required for nvme 2.1 for targets that support multiple command sets. We support NVM and ZNS, so are required to support this identification. Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com> Signed-off-by: Keith Busch <kbusch@kernel.org> 
This is required for nvme 2.1 for targets that support multiple command
sets. We support NVM and ZNS, so are required to support this
identification.

Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Matias Bjørling <matias.bjorling@wdc.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>