n written in the zone.
>
> Signed-off-by: Sam Li
With nits above,
Reviewed-by: Dmitry Fomichev
> ---
> block/block-backend.c | 60 +++
> block/file-posix.c | 54 +---
> block/io.c
On Fri, 2023-03-10 at 18:31 +0800, Sam Li wrote:
> Signed-off-by: Sam Li
Looks good,
Reviewed-by: Dmitry Fomichev
> block/file-posix.c | 3 +++
> block/trace-events | 2 ++
> 2 files changed, 5 insertions(+)
>
> diff --git a/block/file-posix.c b/block/file-posix.c
On Fri, 2023-03-10 at 18:31 +0800, Sam Li wrote:
> Since Linux doesn't have a user API to issue zone append operations to
> zoned devices from user space, the file-posix driver is modified to add
> zone append emulation using regular writes. To do this, the file-posix
> driver tracks the wp
On Fri, 2023-03-10 at 18:24 +0800, Sam Li wrote:
> Signed-off-by: Sam Li
> Reviewed-by: Stefan Hajnoczi
With one small nit below,
Reviewed-by: Dmitry Fomichev
> ---
> block/file-posix.c | 3 +++
> block/trace-events | 2 ++
> 2 files changed, 5 insertions(+)
>
>
example, to test zone_report, use following command:
> $ ./build/qemu-io --image-opts -n driver=host_device, filename=/dev/nullb0
> -c "zrp offset nr_zones"
>
> Signed-off-by: Sam Li
> Reviewed-by: Hannes Reinecke
> Reviewed-by: Stefan Hajnoczi
LGTM,
Reviewed-by: Dmitry Fomi
On Fri, 2023-03-10 at 18:23 +0800, Sam Li wrote:
> Signed-off-by: Sam Li
> Reviewed-by: Stefan Hajnoczi
> Reviewed-by: Damien Le Moal
> Reviewed-by: Hannes Reinecke
Looks good to me.
Reviewed-by: Dmitry Fomichev
> ---
> include/block/b
On Tue, 2022-10-18 at 16:56 +0800, Sam Li wrote:
> Dmitry Fomichev 于2022年10月17日周一 09:01写道：
> >
> > On Sun, 2022-10-16 at 23:05 +0800, Sam Li wrote:
> > > This patch extends virtio-blk emulation to handle zoned device commands
> > > by calling the new block layer
On Tue, 2022-10-18 at 16:41 +0800, Sam Li wrote:
> Dmitry Fomichev 于2022年10月17日周一 08:57写道：
> >
> > On Sun, 2022-10-16 at 22:51 +0800, Sam Li wrote:
> > > We have added new block layer APIs of zoned block devices.
> > > Test it with:
> > > Create
On Sun, 2022-10-16 at 22:51 +0800, Sam Li wrote:
> Add a new zoned_host_device BlockDriver. The zoned_host_device option
> accepts only zoned host block devices. By adding zone management
> operations in this new BlockDriver, users can use the new block
> layer APIs including Report Zone and four
On Sun, 2022-10-16 at 23:05 +0800, Sam Li wrote:
> This patch extends virtio-blk emulation to handle zoned device commands
> by calling the new block layer APIs to perform zoned device I/O on
> behalf of the guest. It supports Report Zone, four zone oparations (open,
> close, finish, reset), and
On Sun, 2022-10-16 at 22:56 +0800, Sam Li wrote:
> A zone append command is a write operation that specifies the first
> logical block of a zone as the write position. When writing to a zoned
> block device using zone append, the byte offset of writes is pointing
> to the write pointer of that
On Sun, 2022-10-16 at 22:56 +0800, Sam Li wrote:
> Since Linux doesn't have a user API to issue zone append operations to
> zoned devices from user space, the file-posix driver is modified to add
> zone append emulation using regular writes. To do this, the file-posix
> driver tracks the wp
On Sun, 2022-10-16 at 22:51 +0800, Sam Li wrote:
> We have added new block layer APIs of zoned block devices.
> Test it with:
> Create a null_blk device, run each zone operation on it and see
> whether reporting right zone information.
change this to "whether the logs show the correct zone
On Sun, 2022-10-16 at 22:51 +0800, Sam Li wrote:
> Putting zoned/non-zoned BlockDrivers on top of each other is not
> allowed.
>
> Signed-off-by: Sam Li
> Reviewed-by: Stefan Hajnoczi
> Reviewed-by: Hannes Reinecke
Reviewed-by: Dmitry Fomichev
> ---
> block.c
s Reinecke
Reviewed-by: Dmitry Fomichev
> ---
> block/raw-format.c | 13 +
> 1 file changed, 13 insertions(+)
>
> diff --git a/block/raw-format.c b/block/raw-format.c
> index f337ac7569..bac43f1d25 100644
> --- a/block/raw-format.c
> +++ b/block/r
On Sun, 2022-10-16 at 22:51 +0800, Sam Li wrote:
> Signed-off-by: Sam Li
> Reviewed-by: Stefan Hajnoczi
> Reviewed-by: Damien Le Moal
> Reviewed-by: Hannes Reinecke
> ---
> include/block/block-common.h | 43
> 1 file changed, 43 insertions(+)
>
> diff
ck layer APIs for zoned storage
> +-
> +QEMU block layer has three zoned storage model:
replace it with
+QEMU block layer supports three zoned storage models:
? with this nit,
Reviewed-by: Dmitry Fomichev
> +- BLK_Z_HM: The host-managed zoned model
On Sun, 2022-10-16 at 23:05 +0800, Sam Li wrote:
> Use scripts/update-linux-headers.sh to update virtio-blk headers
> from Dmitry's "virtio-blk:add support for zoned block devices"
> linux patch. There is a link for more information:
> https://github.com/dmitry-fomichev/virtb
ation.
>
> Signed-off-by: Sam Li
> Reviewed-by: Hannes Reinecke
> Reviewed-by: Stefan Hajnoczi
> Reviewed-by: Damien Le Moal
Reviewed-by: Dmitry Fomichev
> ---
> block/file-posix.c | 124 ++-
> include/block/block_int-common.h
LGTM,
Reviewed-by: Dmitry Fomichev
> -Original Message-
> From: Klaus Jensen
> Sent: Wednesday, March 10, 2021 4:54 AM
> To: qemu-de...@nongnu.org
> Cc: Stefan Hajnoczi ; Klaus Jensen
> ; Fam Zheng ; Max Reitz
> ; Kevin Wolf ; qemu-
> bl...@nongnu.org; Gollu App
small due to the host configuring the device for
> an even larger page size, convert the trace point in nvme_start_ctrl to
> an NVME_GUEST_ERR such that this is logged by QEMU instead of only
> traced.
>
> Reported-by: "i...@dantalion.nl"
> Cc: Dmitry Fomichev
> Signed
max_open or we end up with an invalid MAR/MOR configuration. This
> is an artifact of the parameters not being zeroes-based like in the
> spec.
>
> Cc: Dmitry Fomichev
> Reported-by: Gollu Appalanaidu
> Signed-off-by: Klaus Jensen
Reviewed-by: Dmitry Fomichev
> ---
>
> v
On Fri, 2021-02-05 at 11:39 +0100, Klaus Jensen wrote:
> On Feb 5 11:10, i...@dantalion.nl wrote:
> > Hello,
> >
> > Thanks for this, I got everything working including the new device types
> > (nvme-ns, nvme-subsys). I think I have found a small bug and do not know
> > where to report this.
> >
> -Original Message-
> From: Keith Busch
> Sent: Wednesday, January 27, 2021 12:42 PM
> To: Klaus Jensen
> Cc: qemu-de...@nongnu.org; Kevin Wolf ; Max Reitz
> ; qemu-block@nongnu.org; Dmitry Fomichev
> ; Klaus Jensen
> Subject: Re: [PATCH 0/2] hw/block/nvme: zone
It is observed that with the existing code it is possible to keep
appending to a zone indefinitely. To fix, add the missing check to
verify that the zone append is not going to write beyond zone capacity.
Reported-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
---
hw/block/nvme.c | 8
-by: Dmitry Fomichev
---
hw/block/nvme.c | 21 ++---
1 file changed, 10 insertions(+), 11 deletions(-)
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 67538010ef..b712634c27 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -1138,13 +1138,8 @@ static uint16_t nvme_check_zone_write
These patches solve a few problems that exist in zoned Write
ans Zone Append validation code.
Dmitry Fomichev (3):
hw/block/nvme: Check for zone boundary during append
hw/block/nvme: Check zone state before checking boundaries
hw/block/nvme: Add trace events for zone boundary violations
Add three new trace events to be raised in case of zone boundary
violations during Read, Write(Zeroes) and Zone Append.
Signed-off-by: Dmitry Fomichev
---
hw/block/nvme.c | 8 ++--
hw/block/trace-events | 3 +++
2 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/hw/block
On Mon, 2021-01-25 at 09:22 +0100, Klaus Jensen wrote:
> From: Gollu Appalanaidu
>
> Change status checks to align with the existing style and remove the
> explicit check against NVME_SUCCESS.
>
> Cc: Dmitry Fomichev
> Signed-off-by: Gollu Appalanaidu
> Reviewed-by: K
ut open coding
ZA validation :)
Best regards,
Dmitry
>
> Cc: Dmitry Fomichev
> Signed-off-by: Klaus Jensen
> ---
> hw/block/nvme.c | 47 +++
> hw/block/trace-events | 5 +
> 2 files changed, 26 insertions(+), 26 deletions(-
oach, please take a look.
In my
testing, it works just as well :)
>
> In the process, also fix a missing endianness conversion for the zone
> append ALBA.
Great catch! This could be placed to a separate patch though...
A few more comments below.
Reported-by: Niklas Cassel
Cc:
On Mon, 2021-01-25 at 08:25 +0100, Klaus Jensen wrote:
> On Jan 19 14:54, Klaus Jensen wrote:
> > From: Klaus Jensen
> >
> > Patch [1/2] fixes the zone append bug reported by Niklas. [2/2]
> > refactors the zone write check function to return status codes in a
> > different order if there are
this.
Signed-off-by: Dmitry Fomichev
---
hw/block/nvme.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index a8dc13553d..f64676a930 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -1150,7 +1150,7 @@ static uint16_t nvme_check_zone_write
gards,
Dmitry
Tested-by: Dmitry Fomichev
Reviewed-by: Dmitry Fomichev
>
> These are some follow-up patches to the just merged zoned series.
>
> The biggest addition here is asynchronous zeroing of zones on reset.
>
> Klaus Jensen (6):
> hw/block/nvme: fix shutdown/re
On Mon, 2021-01-11 at 13:32 +0100, Klaus Jensen wrote:
> From: Klaus Jensen
>
> The zoned command set specification states that "All logical blocks in a
> zone *shall* be marked as deallocated when [the zone is reset]". Since
> the device guarantees 0x00 to be read from deallocated blocks we
> -Original Message-
> From: Klaus Jensen
> Sent: Wednesday, December 9, 2020 4:58 AM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Max Reitz ;
> Maxim Levitsky ; Fam Zheng ;
> Niklas Cassel ; Damien Le Moa
Added brief descriptions of the new device properties that are
now available to users to configure features of Zoned Namespace
Command Set in the emulator.
This patch is for documentation only, no functionality change.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block
re expected to be much
smaller than the total number of zones on a drive.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h | 2 ++
hw/block/nvme-ns.c | 53 ++
2 files changed, 55 insertions(+)
diff --git a/hw/block/nvme-n
d status
is returned if they are exceeded.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 41 +++
hw/block/nvme-ns.c| 31 ++-
hw/block/nvme.c | 92 +++
hw/blo
s non-zero, it becomes possible to assign extensions
of that size to any Empty zones. The default value for this property
is 0, therefore setting extensions is disabled by default.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Niklas Cassel
---
hw/
tiple command sets per namespace.
Both ZNS and Namespace Types specifications can be downloaded by
visiting the following link -
https://nvmexpress.org/wp-content/uploads/NVM-Express-1.4-Ratified-TPs.zip
This patch series adds Namespace Types support and zoned namespace
emulation capability to the
avoid code duplication when
reporting zero-filled identify structures.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.h| 1 +
include/block/nvme.h | 64 ++
hw/block/nvme-ns.c| 2 +
hw/block/nvme.c
Define values and structures that are needed to support Zoned
Namespace Command Set (NVMe TP 4053).
Signed-off-by: Dmitry Fomichev
---
include/block/nvme.h | 114 ++-
1 file changed, 113 insertions(+), 1 deletion(-)
diff --git a/include/block/nvme.h b
incoming admin and i/o commands are now only processed if their
corresponding support bits are set in this log. This provides an
easy way to control what commands to support and what not to
depending on set CC.CSS.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 1
Move write processing to nvme_do_write() that now handles both WRITE
and WRITE ZEROES. Both nvme_write() and nvme_write_zeroes() become
inline helper functions.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 78
(). The steps
that are made different between reset and shutdown are that BAR.CC is not
reset to zero upon the shutdown and namespace data is flushed to
backing storage as a part of shutdown handling, but not upon reset.
Suggested-by: Klaus Jensen
Signed-off-by: Dmitry Fomichev
---
hw/block/nvme-ns.h | 2
Hi Klaus,
Thank you for your review! Please see replies below...
On Thu, 2020-11-12 at 20:36 +0100, Klaus Jensen wrote:
> Hi Dmitry,
>
> I know you posted v10, but my comments should be relevant to that as
> well.
>
> On Nov 5 11:53, Dmitry Fomichev wrote:
> > The
Ajay Joshi
Signed-off-by: Chaitanya Kulkarni
Signed-off-by: Matias Bjorling
Signed-off-by: Aravind Ramesh
Signed-off-by: Shin'ichiro Kawasaki
Signed-off-by: Adam Manzanares
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 52 +++
hw/block/nvme.h |
NS command variants.
The reason for not hooking up this command completely is because the
NVMe specification requires the namespace management command to be
supported if the namespace attachment command is supported.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: K
in functionality.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 107 --
hw/block/trace-events | 3 +-
2 files changed, 74 insertions(+), 36 deletions(-)
diff --git a/hw/block/nvme.c b/hw/block
nitialized.
Suggested-by: Klaus Jensen
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Keith Busch
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h | 1 +
hw/block/nvme-ns.c | 1 +
hw/block/nvme.c| 9 +
3 files changed, 7 insertions(+), 4 deletions(-)
diff --git
re expected to be much
smaller than the total number of zones on a drive.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h | 2 ++
hw/block/nvme-ns.c | 52 ++
2 files changed, 54 insertions(+)
diff --git a/hw/block/nvme-n
Define values and structures that are needed to support Zoned
Namespace Command Set (NVMe TP 4053).
Signed-off-by: Dmitry Fomichev
---
include/block/nvme.h | 114 ++-
1 file changed, 113 insertions(+), 1 deletion(-)
diff --git a/include/block/nvme.h b
Added brief descriptions of the new device properties that are
now available to users to configure features of Zoned Namespace
Command Set in the emulator.
This patch is for documentation only, no functionality change.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block
Ajay Joshi
Signed-off-by: Chaitanya Kulkarni
Signed-off-by: Matias Bjorling
Signed-off-by: Aravind Ramesh
Signed-off-by: Shin'ichiro Kawasaki
Signed-off-by: Adam Manzanares
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 54 +++
hw/block/nvme.h |
he
NVMe specification requires the namespace management command to be
supported if the namespace attachment command is supported.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.h | 1 +
include/block/nvme.h | 20 +++
hw/bloc
d status
is returned if they are exceeded.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 41 +++
hw/block/nvme-ns.c| 30 +-
hw/block/nvme.c | 94 +++
hw/block/tr
s non-zero, it becomes possible to assign extensions
of that size to any Empty zones. The default value for this property
is 0, therefore setting extensions is disabled by default.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Niklas Cassel
---
hw/
avoid code duplication when
reporting zero-filled identify structures.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.h| 1 +
include/block/nvme.h | 66 +++
hw/block/nvme-ns.c| 2 +
hw/block/nvme.c
patch, no change in functionality.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 91 ++-
hw/block/trace-events | 3 +-
2 files changed, 67 insertions(+), 27 deletions(-)
diff --git a/hw
nvme_write() now handles WRITE, WRITE ZEROES and ZONE_APPEND.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 72 +--
hw/block/trace-events | 1 -
2 files changed, 28 insertions(+), 45
roduces support for having
multiple command sets per namespace.
Both ZNS and Namespace Types specifications can be downloaded by
visiting the following link -
https://nvmexpress.org/wp-content/uploads/NVM-Express-1.4-Ratified-TPs.zip
This patch series adds Namespace Types support and zoned names
incoming admin and i/o commands are now only processed if their
corresponding support bits are set in this log. This provides an
easy way to control what commands to support and what not to
depending on set CC.CSS.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 1
nitialized.
Suggested-by: Klaus Jensen
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Keith Busch
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h | 1 +
hw/block/nvme-ns.c | 1 +
hw/block/nvme.c| 9 +
3 files changed, 7 insertions(+), 4 deletions(-)
diff --git
> -Original Message-
> From: Niklas Cassel
> Sent: Friday, November 6, 2020 6:59 AM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Max Reitz ;
> Maxim Levitsky ; Fam Zheng ;
> Alistair Francis ; Matias
Define values and structures that are needed to support Zoned
Namespace Command Set (NVMe TP 4053).
Signed-off-by: Dmitry Fomichev
---
include/block/nvme.h | 114 ++-
1 file changed, 113 insertions(+), 1 deletion(-)
diff --git a/include/block/nvme.h b
re expected to be much
smaller than the total number of zones on a drive.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h | 2 ++
hw/block/nvme-ns.c | 52 ++
2 files changed, 54 insertions(+)
diff --git a/hw/block/nvme-n
s non-zero, it becomes possible to assign extensions
of that size to any Empty zones. The default value for this property
is 0, therefore setting extensions is disabled by default.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Niklas Cassel
---
hw/
Added brief descriptions of the new device properties that are
now available to users to configure features of Zoned Namespace
Command Set in the emulator.
This patch is for documentation only, no functionality change.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block
d status
is returned if they are exceeded.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 41 +++
hw/block/nvme-ns.c| 30 +-
hw/block/nvme.c | 94 +++
hw/block/tr
he
NVMe specification requires the namespace management command to be
supported if the namespace attachment command is supported.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.h | 1 +
include/block/nvme.h | 20 +++
hw/bloc
nvme_write() now handles WRITE, WRITE ZEROES and ZONE_APPEND.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 72 +--
hw/block/trace-events | 1 -
2 files changed, 28 insertions(+), 45
Ajay Joshi
Signed-off-by: Chaitanya Kulkarni
Signed-off-by: Matias Bjorling
Signed-off-by: Aravind Ramesh
Signed-off-by: Shin'ichiro Kawasaki
Signed-off-by: Adam Manzanares
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 54 +++
hw/block/nvme.h |
nitialized.
Suggested-by: Klaus Jensen
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Keith Busch
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h | 1 +
hw/block/nvme-ns.c | 1 +
hw/block/nvme.c| 9 +
3 files changed, 7 insertions(+), 4 deletions(-)
diff --git
avoid code duplication when
reporting zero-filled identify structures.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.h| 1 +
include/block/nvme.h | 66 +++
hw/block/nvme-ns.c| 2 +
hw/block/nvme.c
incoming admin and i/o commands are now only processed if their
corresponding support bits are set in this log. This provides an
easy way to control what commands to support and what not to
depending on set CC.CSS.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 1
patch, no change in functionality.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 91 ++-
hw/block/trace-events | 3 +-
2 files changed, 67 insertions(+), 27 deletions(-)
diff --git a/hw
ing the following link -
https://nvmexpress.org/wp-content/uploads/NVM-Express-1.4-Ratified-TPs.zip
This patch series adds Namespace Types support and zoned namespace
emulation capability to the existing NVMe PCI device.
Based-on: <20201104102248.32168-1-...@irrelevant.dk>
Dmitry Fomichev
> -Original Message-
> From: Philippe Mathieu-Daudé
> Sent: Friday, October 30, 2020 3:16 AM
> To: Dmitry Fomichev ; Keith Busch
> ; Klaus Jensen ; Kevin Wolf
> ; Maxim Levitsky ; Fam Zheng
>
> Cc: Alistair Francis ; Matias Bjorling
> ; Niklas Cassel ;
&g
re expected to be much
smaller than the total number of zones on a drive.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.c | 52 ++
hw/block/nvme-ns.h | 2 ++
2 files changed, 54 insertions(+)
diff --git a/hw/block/nvme-n
he
NVMe specification requires the namespace management command to be
supported if the namespace attachment command is supported.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.c | 1 +
hw/block/nvme-ns.h |
avoid code duplication when
reporting zero-filled identify structures.
Signed-off-by: Niklas Cassel
Signed-off-by: Dmitry Fomichev
Reviewed-by: Keith Busch
---
hw/block/nvme-ns.c| 2 +
hw/block/nvme-ns.h| 1 +
hw/block/nvme.c | 188 +++---
hw/b
nvme_write() now handles WRITE, WRITE ZEROES and ZONE_APPEND.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 72 +--
hw/block/trace-events | 1 -
2 files changed, 28 insertions(+), 45
Added brief descriptions of the new device properties that are
now available to users to configure features of Zoned Namespace
Command Set in the emulator.
This patch is for documentation only, no functionality change.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block
s non-zero, it becomes possible to assign extensions
of that size to any Empty zones. The default value for this property
is 0, therefore setting extensions is disabled by default.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Niklas Cassel
---
hw/
d status
is returned if they are exceeded.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.c| 30 +-
hw/block/nvme-ns.h| 41 +++
hw/block/nvme.c | 94 +++
hw/block/tr
Ajay Joshi
Signed-off-by: Chaitanya Kulkarni
Signed-off-by: Matias Bjorling
Signed-off-by: Aravind Ramesh
Signed-off-by: Shin'ichiro Kawasaki
Signed-off-by: Adam Manzanares
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
block/nvme.c | 2 +-
hw/block/nvme-ns.
incoming admin and i/o commands are now only processed if their
corresponding support bits are set in this log. This provides an
easy way to control what commands to support and what not to
depending on set CC.CSS.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.h| 1
nitialized.
Suggested-by: Klaus Jensen
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
Reviewed-by: Keith Busch
Reviewed-by: Niklas Cassel
---
hw/block/nvme-ns.c | 1 +
hw/block/nvme-ns.h | 1 +
hw/block/nvme.c| 9 +
3 files changed, 7 insertions(+), 4 deletions(-)
diff --git
https://nvmexpress.org/wp-content/uploads/NVM-Express-1.4-Ratified-TPs.zip
This patch series adds Namespace Types support and zoned namespace
emulation capability to the existing NVMe PCI device.
Based-on: <20201013174826.ga1049...@dhcp-10-100-145-180.wdl.wdc.com>
Dmitry Fomichev (9):
patch, no change in functionality.
Signed-off-by: Dmitry Fomichev
Reviewed-by: Niklas Cassel
Acked-by: Klaus Jensen
---
hw/block/nvme.c | 91 ++-
hw/block/trace-events | 3 +-
2 files changed, 67 insertions(+), 27 deletions(-)
diff --git a/hw
> -Original Message-
> From: Klaus Jensen
> Sent: Wednesday, October 21, 2020 6:26 AM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Maxim Levitsky
> ; Fam Zheng ; Niklas Cassel
> ; Damien Le Moal ;
>
> -Original Message-
> From: Klaus Jensen
> Sent: Monday, October 19, 2020 4:54 PM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Maxim Levitsky
> ; Fam Zheng ; Niklas Cassel
> ; Damien Le Moal ;
>
> -Original Message-
> From: Klaus Jensen
> Sent: Tuesday, October 20, 2020 4:21 AM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Maxim Levitsky
> ; Fam Zheng ; Niklas Cassel
> ; Damien Le Moal ;
>
> -Original Message-
> From: Klaus Jensen
> Sent: Monday, October 19, 2020 4:16 PM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Maxim Levitsky
> ; Fam Zheng ; Niklas Cassel
> ; Damien Le Moal ;
>
> -Original Message-
> From: Keith Busch
> Sent: Tuesday, October 20, 2020 8:36 AM
> To: Klaus Jensen
> Cc: Dmitry Fomichev ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Maxim Levitsky
> ; Fam Zheng ; Niklas Cassel
> ; Damien Le Moal ;
>
> -Original Message-
> From: Klaus Jensen
> Sent: Monday, October 19, 2020 7:43 AM
> To: Dmitry Fomichev
> Cc: Keith Busch ; Klaus Jensen
> ; Kevin Wolf ; Philippe
> Mathieu-Daudé ; Maxim Levitsky
> ; Fam Zheng ; Niklas Cassel
> ; Damien Le Moal ;
>
patch, no change in functionality.
Signed-off-by: Dmitry Fomichev
---
hw/block/nvme.c | 191 +-
hw/block/trace-events | 3 +-
2 files changed, 114 insertions(+), 80 deletions(-)
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 3b9ea326d7
nvme_write() now handles WRITE, WRITE ZEROES and ZONE_APPEND.
Signed-off-by: Dmitry Fomichev
---
hw/block/nvme.c | 95 +--
hw/block/trace-events | 1 -
2 files changed, 28 insertions(+), 68 deletions(-)
diff --git a/hw/block/nvme.c b/hw/block
s non-zero,
it becomes possible to assign extensions of that size to any Empty
zones. The default value for this property is 0, therefore setting
extensions is disabled by default.
Signed-off-by: Hans Holmberg
Signed-off-by: Dmitry Fomichev
Reviewed-by: Klaus Jensen
---
hw/block/nvme-ns.c| 14 ++
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