ivampiresp/Spdk
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

bdev/zone: Create and delete zoned block device vdev

Browse Source 
Adding new bdev module - zoned block device virtual bdev. It should be
possible to build on top of a regular (ie. non-OCSSD) bdev and surface
a zoned device API instead.

Added create and deletion functions for this bdev.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: Ia383483007117d1c826298fd391467a51fa2fe4e
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468030
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Mateusz Kozlowski 2019-08-19 11:45:18 +02:00 committed by Tomasz Zawadzki
parent 6b87dd8023
commit 76fb903a74
6 changed files with 171 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
mk/spdk.lib_deps.mk
View File

@ -112,6 +112,7 @@ DEPDIRS-bdev_gpt := bdev conf json log thread util
DEPDIRS-bdev_lvol := $(BDEV_DEPS) lvol blob blob_bdev
DEPDIRS-bdev_rpc := $(BDEV_DEPS)
DEPDIRS-bdev_zone_block := bdev log
DEPDIRS-bdev_error := $(BDEV_DEPS_CONF)
DEPDIRS-bdev_malloc := $(BDEV_DEPS_CONF) copy

1
mk/spdk.modules.mk
View File

@ -33,6 +33,7 @@
BLOCKDEV_MODULES_LIST = bdev_malloc bdev_null bdev_nvme bdev_passthru bdev_lvol
BLOCKDEV_MODULES_LIST += bdev_raid bdev_error bdev_gpt bdev_split bdev_delay
BLOCKDEV_MODULES_LIST += bdev_zone_block
BLOCKDEV_MODULES_LIST += blobfs blob_bdev blob lvol vmd nvme
ifeq ($(CONFIG_CRYPTO),y)

2
module/bdev/Makefile
View File

@ -34,7 +34,7 @@
SPDK_ROOT_DIR := $(abspath $(CURDIR)/../..)
include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
DIRS-y += delay error gpt lvol malloc null nvme passthru raid rpc split
DIRS-y += delay error gpt lvol malloc null nvme passthru raid rpc split zone_block
DIRS-$(CONFIG_CRYPTO) += crypto

40
module/bdev/zone_block/Makefile Normal file
View File

@ -0,0 +1,40 @@
#
# 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:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# 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
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
SPDK_ROOT_DIR := $(abspath $(CURDIR)/../../..)
include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
C_SRCS = vbdev_zone_block.c
LIBNAME = bdev_zone_block
include $(SPDK_ROOT_DIR)/mk/spdk.lib.mk

81
module/bdev/zone_block/vbdev_zone_block.c Normal file
View File

@ -0,0 +1,81 @@
/*-
* 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* 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
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "spdk/stdinc.h"
#include "vbdev_zone_block.h"
#include "spdk/config.h"
#include "spdk/nvme.h"
#include "spdk_internal/log.h"
int
spdk_vbdev_zone_block_create(const char *bdev_name, const char *vbdev_name, uint64_t zone_capacity,
uint64_t optimal_open_zones)
{
struct spdk_bdev *bdev = NULL;
int rc = 0;
bdev = spdk_bdev_get_by_name(bdev_name);
if (!bdev) {
SPDK_ERRLOG("Base bdev (%s) doesn't exist\n", bdev_name);
return -ENODEV;
}
if (spdk_bdev_is_zoned(bdev)) {
SPDK_ERRLOG("Base bdev %s is already a zoned bdev\n", bdev_name);
return -EEXIST;
}
if (zone_capacity == 0) {
SPDK_ERRLOG("Zone capacity can't be 0\n");
return -EINVAL;
}
if (optimal_open_zones == 0) {
SPDK_ERRLOG("Optimal open zones can't be 0\n");
return -EINVAL;
}
return rc;
}
void
spdk_vbdev_zone_block_delete(const char *name, spdk_bdev_unregister_cb cb_fn, void *cb_arg)
{
cb_fn(cb_arg, 0);
}
SPDK_LOG_REGISTER_COMPONENT("vbdev_zone_block", SPDK_LOG_VBDEV_ZONE_BLOCK)

47
module/bdev/zone_block/vbdev_zone_block.h Normal file
View File

@ -0,0 +1,47 @@
/*-
* 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* 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
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SPDK_VBDEV_ZONE_BLOCK_H
#define SPDK_VBDEV_ZONE_BLOCK_H
#include "spdk/stdinc.h"
#include "spdk/bdev.h"
#include "spdk/bdev_module.h"
int spdk_vbdev_zone_block_create(const char *bdev_name, const char *vbdev_name,
uint64_t zone_capacity, uint64_t optimal_open_zones);
void spdk_vbdev_zone_block_delete(const char *name, spdk_bdev_unregister_cb cb_fn, void *cb_arg);
#endif /* SPDK_VBDEV_ZONE_BLOCK_H */