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bdev_nvme/opal: remove unnecessary opal configuration

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For base bdevs, we maintain a global list g_opal_base, and
for part bdevs, there is also a global list g_opal_vbdev,
so it's not necessary to use the configuration again, just
unpack it to opal part bdev.

Change-Id: Ia0943610dee3c194a80e44ed8eed8f2370d780fc
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/3106
Community-CI: Mellanox Build Bot
Community-CI: Broadcom CI
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Changpeng Liu 2020-06-29 18:29:55 +08:00 committed by Tomasz Zawadzki
parent c3ace4f40c
commit 021ebb3529
1 changed files with 33 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

89
module/bdev/nvme/vbdev_opal.c
View File

@ -40,21 +40,16 @@
/* OPAL locking range only supports operations on nsid=1 for now */
#define NSID_SUPPORTED 1
struct spdk_vbdev_opal_config {
char *nvme_ctrlr_name;
uint8_t locking_range_id;
uint64_t range_start;
uint64_t range_length;
SPDK_BDEV_PART_TAILQ part_tailq;
struct vbdev_opal_part_base *opal_base;
};
struct opal_vbdev {
char *name;
struct nvme_bdev_ctrlr *nvme_ctrlr;
struct spdk_opal_dev *opal_dev;
struct spdk_bdev_part *bdev_part;
struct spdk_vbdev_opal_config cfg;
uint8_t locking_range_id;
uint64_t range_start;
uint64_t range_length;
struct vbdev_opal_part_base *opal_base;
TAILQ_ENTRY(opal_vbdev) tailq;
};
@ -75,6 +70,7 @@ struct vbdev_opal_channel {
struct vbdev_opal_part_base {
char *nvme_ctrlr_name;
struct spdk_bdev_part_base *part_base;
SPDK_BDEV_PART_TAILQ part_tailq;
TAILQ_ENTRY(vbdev_opal_part_base) tailq;
};
@ -89,7 +85,6 @@ vbdev_opal_delete(struct opal_vbdev *opal_bdev)
{
TAILQ_REMOVE(&g_opal_vbdev, opal_bdev, tailq);
free(opal_bdev->name);
free(opal_bdev->cfg.nvme_ctrlr_name);
free(opal_bdev);
opal_bdev = NULL;
}
@ -253,7 +248,7 @@ vbdev_opal_get_info_from_bdev(const char *opal_bdev_name, const char *password)
return NULL;
}
locking_range_id = vbdev->cfg.locking_range_id;
locking_range_id = vbdev->locking_range_id;
rc = spdk_opal_cmd_get_locking_range_info(nvme_ctrlr->opal_dev, password,
OPAL_ADMIN1, locking_range_id);
if (rc) {
@ -319,13 +314,6 @@ static struct spdk_bdev_module opal_if = {
SPDK_BDEV_MODULE_REGISTER(opal, &opal_if)
static void
vbdev_opal_free_bdev(struct opal_vbdev *opal_bdev)
{
free(opal_bdev->cfg.nvme_ctrlr_name);
free(opal_bdev);
}
int
vbdev_opal_create(const char *nvme_ctrlr_name, uint32_t nsid, uint8_t locking_range_id,
uint64_t range_start, uint64_t range_length, const char *password)
@ -335,9 +323,8 @@ vbdev_opal_create(const char *nvme_ctrlr_name, uint32_t nsid, uint8_t locking_ra
char *base_bdev_name;
struct nvme_bdev_ctrlr *nvme_ctrlr;
struct opal_vbdev *opal_bdev;
struct vbdev_opal_part_base *opal_part_base;
struct vbdev_opal_part_base *opal_part_base = NULL;
struct spdk_bdev_part *part_bdev;
struct spdk_vbdev_opal_config *cfg;
struct nvme_bdev *nvme_bdev;
if (nsid != NSID_SUPPORTED) {
@ -362,17 +349,9 @@ vbdev_opal_create(const char *nvme_ctrlr_name, uint32_t nsid, uint8_t locking_ra
return -ENOMEM;
}
cfg = &opal_bdev->cfg;
cfg->nvme_ctrlr_name = strdup(nvme_ctrlr_name);
if (!cfg->nvme_ctrlr_name) {
SPDK_ERRLOG("allocation for nvme_ctrlr_name failed\n");
free(opal_bdev);
return -ENOMEM;
}
cfg->locking_range_id = locking_range_id;
cfg->range_start = range_start;
cfg->range_length = range_length;
opal_bdev->locking_range_id = locking_range_id;
opal_bdev->range_start = range_start;
opal_bdev->range_length = range_length;
opal_bdev->nvme_ctrlr = nvme_ctrlr;
opal_bdev->opal_dev = nvme_ctrlr->opal_dev;
@ -384,53 +363,53 @@ vbdev_opal_create(const char *nvme_ctrlr_name, uint32_t nsid, uint8_t locking_ra
/* traverse base list to see if part_base is already create for this base bdev */
TAILQ_FOREACH(opal_part_base, &g_opal_base, tailq) {
if (!strcmp(spdk_bdev_part_base_get_bdev_name(opal_part_base->part_base), base_bdev_name)) {
cfg->opal_base = opal_part_base;
break;
}
}
/* If there is not a corresponding opal_part_base, a new opal_part_base will be created.
For each new part_base, there will be one tailq to store all the parts of this base */
if (cfg->opal_base == NULL) {
TAILQ_INIT(&cfg->part_tailq);
if (opal_part_base == NULL) {
opal_part_base = calloc(1, sizeof(*opal_part_base));
if (opal_part_base == NULL) {
SPDK_ERRLOG("Could not allocate opal_part_base\n");
vbdev_opal_free_bdev(opal_bdev);
free(opal_bdev);
return -ENOMEM;
}
TAILQ_INIT(&opal_part_base->part_tailq);
opal_part_base->part_base = spdk_bdev_part_base_construct(spdk_bdev_get_by_name(base_bdev_name),
vbdev_opal_base_bdev_hotremove_cb, &opal_if,
&opal_vbdev_fn_table, &cfg->part_tailq, vbdev_opal_base_free, opal_part_base,
sizeof(struct vbdev_opal_channel), NULL, NULL);
&opal_vbdev_fn_table, &opal_part_base->part_tailq, vbdev_opal_base_free,
opal_part_base, sizeof(struct vbdev_opal_channel), NULL, NULL);
if (opal_part_base->part_base == NULL) {
SPDK_ERRLOG("Could not allocate part_base\n");
vbdev_opal_free_bdev(opal_bdev);
free(opal_bdev);
free(opal_part_base);
return -ENOMEM;
}
opal_part_base->nvme_ctrlr_name = strdup(cfg->nvme_ctrlr_name);
opal_part_base->nvme_ctrlr_name = strdup(nvme_ctrlr_name);
if (opal_part_base->nvme_ctrlr_name == NULL) {
vbdev_opal_free_bdev(opal_bdev);
free(opal_bdev);
spdk_bdev_part_base_free(opal_part_base->part_base);
return -ENOMEM;
}
cfg->opal_base = opal_part_base;
TAILQ_INSERT_TAIL(&g_opal_base, opal_part_base, tailq);
}
assert(cfg->opal_base != NULL);
assert(opal_part_base != NULL);
opal_bdev->opal_base = opal_part_base;
part_bdev = calloc(1, sizeof(struct spdk_bdev_part));
if (!part_bdev) {
SPDK_ERRLOG("Could not allocate part_bdev\n");
vbdev_opal_free_bdev(opal_bdev);
free(opal_bdev);
return -ENOMEM;
}
TAILQ_INSERT_TAIL(&g_opal_vbdev, opal_bdev, tailq);
opal_vbdev_name = spdk_sprintf_alloc("%sr%" PRIu8, base_bdev_name,
cfg->locking_range_id); /* e.g.: nvme0n1r1 */
opal_bdev->locking_range_id); /* e.g.: nvme0n1r1 */
if (opal_vbdev_name == NULL) {
SPDK_ERRLOG("Could not allocate opal_vbdev_name\n");
rc = -ENOMEM;
@ -439,14 +418,15 @@ vbdev_opal_create(const char *nvme_ctrlr_name, uint32_t nsid, uint8_t locking_ra
opal_bdev->name = opal_vbdev_name;
rc = spdk_opal_cmd_setup_locking_range(opal_bdev->opal_dev, OPAL_ADMIN1,
cfg->locking_range_id, cfg->range_start, cfg->range_length, password);
opal_bdev->locking_range_id, opal_bdev->range_start,
opal_bdev->range_length, password);
if (rc) {
SPDK_ERRLOG("Error construct %s\n", opal_vbdev_name);
goto err;
}
rc = spdk_bdev_part_construct(part_bdev, cfg->opal_base->part_base, opal_vbdev_name,
cfg->range_start, cfg->range_length, "Opal locking range");
rc = spdk_bdev_part_construct(part_bdev, opal_bdev->opal_base->part_base, opal_vbdev_name,
opal_bdev->range_start, opal_bdev->range_length, "Opal locking range");
if (rc) {
SPDK_ERRLOG("Could not allocate bdev part\n");
goto err;
@ -473,12 +453,11 @@ static void
vbdev_opal_destruct_bdev(struct opal_vbdev *opal_bdev)
{
struct spdk_bdev_part *part = opal_bdev->bdev_part;
struct spdk_vbdev_opal_config *cfg = &opal_bdev->cfg;
assert(cfg->opal_base != NULL);
assert(opal_bdev->opal_base != NULL);
assert(part != NULL);
if (cfg->range_start == spdk_bdev_part_get_offset_blocks(part)) {
if (opal_bdev->range_start == spdk_bdev_part_get_offset_blocks(part)) {
spdk_bdev_unregister(spdk_bdev_part_get_bdev(part), NULL, NULL);
}
vbdev_opal_delete(opal_bdev);
@ -487,7 +466,6 @@ vbdev_opal_destruct_bdev(struct opal_vbdev *opal_bdev)
int
vbdev_opal_destruct(const char *bdev_name, const char *password)
{
struct spdk_vbdev_opal_config *cfg;
struct nvme_bdev_ctrlr *nvme_ctrlr;
int locking_range_id;
int rc;
@ -505,8 +483,7 @@ vbdev_opal_destruct(const char *bdev_name, const char *password)
goto err;
}
cfg = &opal_bdev->cfg;
locking_range_id = cfg->locking_range_id;
locking_range_id = opal_bdev->locking_range_id;
nvme_ctrlr = opal_bdev->nvme_ctrlr;
if (nvme_ctrlr == NULL) {
@ -583,7 +560,7 @@ vbdev_opal_set_lock_state(const char *bdev_name, uint16_t user_id, const char *p
return -EINVAL;
}
locking_range_id = opal_bdev->cfg.locking_range_id;
locking_range_id = opal_bdev->locking_range_id;
rc = spdk_opal_cmd_lock_unlock(nvme_ctrlr->opal_dev, user_id, state_flag, locking_range_id,
password);
if (rc) {
@ -632,7 +609,7 @@ vbdev_opal_enable_new_user(const char *bdev_name, const char *admin_password, ui
return rc;
}
locking_range_id = opal_bdev->cfg.locking_range_id;
locking_range_id = opal_bdev->locking_range_id;
rc = spdk_opal_cmd_add_user_to_locking_range(nvme_ctrlr->opal_dev, user_id, locking_range_id,
OPAL_READONLY, admin_password);
if (rc) {