numam-spdk/include/spdk_internal/lvolstore.h
Tomasz Zawadzki e21aede946 lvol: add get_lvol_stores RPC
This patch shows UUID and base bdev for logical volume stores
when get_lvol_stores() RPC is called.

Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Change-Id: Idbd0bc6c4a0334e5af8d4a674a203ddb2270f3e4
Reviewed-on: https://review.gerrithub.io/374604
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Maciej Szwed <maciej.szwed@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
2017-09-18 12:19:16 -04:00

100 lines
3.0 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
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* * Redistributions of source code must retain the above copyright
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* * Redistributions in binary form must reproduce the above copyright
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* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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*/
#ifndef SPDK_INTERNAL_LVOLSTORE_H
#define SPDK_INTERNAL_LVOLSTORE_H
#include "spdk/lvol.h"
#include "spdk_internal/bdev.h"
/* Length of string returned from uuid_unparse() */
#define UUID_STRING_LEN 37
struct spdk_lvol_store_req {
union {
struct {
spdk_lvs_op_complete cb_fn;
void *cb_arg;
struct spdk_bdev *base_bdev;
} lvs_basic;
struct {
spdk_lvs_op_with_handle_complete cb_fn;
void *cb_arg;
struct spdk_lvol_store *lvol_store;
struct spdk_bs_dev *bs_dev;
struct spdk_bdev *base_bdev;
} lvs_handle;
struct {
spdk_lvol_op_complete cb_fn;
void *cb_arg;
} lvol_basic;
struct {
spdk_lvol_op_with_handle_complete cb_fn;
void *cb_arg;
struct spdk_lvol *lvol;
} lvol_handle;
} u;
};
struct spdk_lvol_store {
struct spdk_bs_dev *bs_dev;
struct spdk_blob_store *blobstore;
uuid_t uuid;
uint64_t page_size;
struct spdk_lvol_store_req *destruct_req;
TAILQ_HEAD(, spdk_lvol) lvols;
};
struct spdk_lvol {
struct spdk_lvol_store *lvol_store;
struct spdk_blob *blob;
uint64_t sz;
spdk_blob_id blob_id;
char *name;
bool close_only;
struct spdk_bdev *bdev;
TAILQ_ENTRY(spdk_lvol) link;
};
struct lvol_task {
enum spdk_bdev_io_status status;
};
struct lvol_store_bdev *vbdev_lvol_store_first(void);
struct lvol_store_bdev *vbdev_lvol_store_next(struct lvol_store_bdev *prev);
#endif /* SPDK_INTERNAL_LVOLSTORE_H */