ations, registering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions.
Changqi Lu (11):
block: add persistent reservation in/o
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/scsi/scsi-disk.c | 352
This commit enables the rescap function in the
namespace by detecting the supported reservation
function in the backend driver.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ns.c | 8
1 file changed, 8 insertions(+)
diff --git a/hw/nvme/ns.c b/hw/nvme/ns.c
index
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
block/block
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/scsi/utils.h | 8 +
scsi/utils.c | 81
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c
This commit enables ONCS to support the reservation
function at the controller level. It also lays the
groundwork for detecting and enabling the reservation
function on a per-namespace basis in RESCAP.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c | 3 ++-
1 file
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h | 40
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block/nvme.h | 61
, reading reservations, registering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
block: add persistent reser
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/scsi/utils.h | 8 +
scsi/utils.c | 81
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block/nvme.h | 61
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h | 80
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c | 3 ++-
hw/nvme
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
block/block
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/scsi/scsi-disk.c | 352
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c | 3 ++-
hw/nvme
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/scsi/scsi-disk.c | 352
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h | 80
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block/nvme.h | 61
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/scsi/utils.h | 8 +
scsi/utils.c | 81
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
block/block
reading keys, reading reservations, registering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h | 80
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/scsi/scsi-disk.c | 352
ns, registering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
block: add persistent reservation in/out
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
block/block
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/scsi/utils.h | 8 +
scsi/utils.c | 81
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c | 3 ++-
hw/nvme
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block/nvme.h | 61
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/scsi/scsi-disk.c | 368
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
include/scsi/utils.h | 8
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/ctrl.c | 3 ++-
hw
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Acked-by: Klaus Jensen
se APIs including reading keys, reading reservations, registering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block/nvme.h | 61
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h | 84
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
r-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
block: add persistent reservation in/out api
block/raw: add persistent reservation in/out driver
scsi/constant: add persi
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
include/scsi/utils.h | 8
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
r-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
block: add persistent reservation in/out api
block/raw: add persistent reservation in/out driver
scsi/constant: add persi
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
gistering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
block: add persistent reservation in/out api
bloc
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Klaus Jensen
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Reviewed-by: Klaus Jensen
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/scsi/scsi-disk.c | 368
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Acked-by: Klaus Jensen
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
include/scsi/utils.h | 8
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
d preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver layer to verify the functions
Changqi Lu (10):
block: add persistent reservation in/out api
block/raw: add persistent reservatio
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Klaus Jensen
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
include/scsi/utils.h | 8
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Reviewed-by: Klaus Jensen
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Acked-by: Klaus Jensen
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
hw/scsi/scsi
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
This commit introduces two helper functions
that facilitate the conversion between the
persistent reservation types used in the SCSI
protocol and those used in the block layer.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
include/scsi/utils.h | 8
vation command for block layer.
These APIs including reading keys, reading reservations, registering,
reserving, releasing, clearing and preempting.
- Add the necessary pr-related operation APIs for both the
SCSI protocol and NVMe protocol at the device layer.
- Add scsi driver at the driver la
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add constants for the NVMe persistent command protocol.
The constants include the reservation command opcode and
reservation type values defined in section 7 of the NVMe
2.0 specification.
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
include/block
This commit introduces two helper functions
that facilitate the conversion between the
reservation types used in the NVME protocol
and those used in the block layer.
Reviewed-by: Klaus Jensen
Reviewed-by: Stefan Hajnoczi
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
---
hw/nvme/nvme.h
This commit enables ONCS to support the reservation
function at the controller level. Also enables rescap
function in the namespace by detecting the supported reservation
function in the backend driver.
Reviewed-by: Klaus Jensen
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Acked-by: Klaus Jensen
Add persistent reservation in/out operations for iscsi driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
releasing reservations, as well as
clearing and preempting reservations held by other keys.
These operations are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan Hajnoczi
---
hw/scsi/scsi
Add constants for the persistent reservation in/out protocol
in the scsi/constant module. The constants include the persistent
reservation command, type, and scope values defined in sections
6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification.
Signed-off-by: Changqi Lu
Signed-off
reservation keys, initiating and releasing reservations,
as well as clearing and preempting reservations held by
other keys.
These commands are crucial for management and control of
shared storage resources in a persistent manner.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Acked-by: Klaus Jensen
Add persistent reservation in/out operations for raw driver.
The following methods are implemented: bdrv_co_pr_read_keys,
bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve,
bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt.
Signed-off-by: Changqi Lu
Signed-off-by
: initiates a reservation for a specific key.
- release: releases a reservation for a specific key.
- clear:clears all existing reservations.
- preempt: preempts a reservation held by another key.
Signed-off-by: Changqi Lu
Signed-off-by: zhenwei pi
Reviewed-by: Stefan
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