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nvmf: declare new added migration APIs are experimental

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Change-Id: If40b6ec81035bbd8d5e61748c3ff47f928930f74
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/14587
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: GangCao <gang.cao@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
This commit is contained in:
Changpeng Liu 2022-09-21 11:24:30 +08:00 committed by Tomasz Zawadzki
parent ea741a29bd
commit 7ad783c8a3
1 changed files with 10 additions and 1 deletions
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11
include/spdk/nvmf_transport.h
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@ -487,7 +487,12 @@ struct spdk_nvmf_ctrlr_feat {
}; };
SPDK_STATIC_ASSERT(sizeof(struct spdk_nvmf_ctrlr_feat) == 40, "Incorrect size"); SPDK_STATIC_ASSERT(sizeof(struct spdk_nvmf_ctrlr_feat) == 40, "Incorrect size");
/* Migration data structure used to save & restore a NVMe-oF controller. */ /*
* Migration data structure used to save & restore a NVMe-oF controller.
*
* The data structure is experimental.
*
*/
struct spdk_nvmf_ctrlr_migr_data { struct spdk_nvmf_ctrlr_migr_data {
/* `data_size` is valid size of `spdk_nvmf_ctrlr_migr_data` without counting `unused`. /* `data_size` is valid size of `spdk_nvmf_ctrlr_migr_data` without counting `unused`.
* We use this field to migrate `spdk_nvmf_ctrlr_migr_data` from source VM and restore * We use this field to migrate `spdk_nvmf_ctrlr_migr_data` from source VM and restore
@ -528,6 +533,8 @@ SPDK_STATIC_ASSERT(sizeof(struct spdk_nvmf_ctrlr_migr_data) == 4096, "Incorrect
/** /**
* Save the NVMe-oF controller state and configuration. * Save the NVMe-oF controller state and configuration.
* *
* The API is experimental.
*
* It is allowed to save the data only when the nvmf subystem is in paused * It is allowed to save the data only when the nvmf subystem is in paused
* state i.e. there are no outstanding cmds in nvmf layer (other than aer), * state i.e. there are no outstanding cmds in nvmf layer (other than aer),
* pending async event completions are getting blocked. * pending async event completions are getting blocked.
@ -546,6 +553,8 @@ int spdk_nvmf_ctrlr_save_migr_data(struct spdk_nvmf_ctrlr *ctrlr,
/** /**
* Restore the NVMe-oF controller state and configuration. * Restore the NVMe-oF controller state and configuration.
* *
* The API is experimental.
*
* It is allowed to restore the data only when the nvmf subystem is in paused * It is allowed to restore the data only when the nvmf subystem is in paused
* state. * state.
* *