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bdev/iscsi: initialize g_iscsi_lun_head staticly and make iqn per bdev

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Change-Id: I3cdf920a937209fd03cf3998c7927e505504b5f9
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-on: https://review.gerrithub.io/407767
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Pawel Wodkowski 2018-04-16 15:59:53 +02:00 committed by Daniel Verkamp
parent ce70f29662
commit 5f6c428dbc
1 changed files with 8 additions and 12 deletions
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20
lib/bdev/iscsi/bdev_iscsi.c
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@ -52,10 +52,9 @@
struct bdev_iscsi_lun;
#define DEFAULT_INITIATOR_NAME "iqn.2016-06.io.spdk:init"
static char *g_initiator;
static int bdev_iscsi_initialize(void);
static TAILQ_HEAD(, bdev_iscsi_lun) g_iscsi_lun_head;
static TAILQ_HEAD(, bdev_iscsi_lun) g_iscsi_lun_head = TAILQ_HEAD_INITIALIZER(g_iscsi_lun_head);
struct bdev_iscsi_io {
struct spdk_thread *submit_td;
@ -69,6 +68,7 @@ struct bdev_iscsi_io {
struct bdev_iscsi_lun {
struct spdk_bdev bdev;
struct iscsi_context *context;
char *initiator_iqn;
struct iscsi_url *url;
pthread_mutex_t mutex;
uint32_t ch_count;
@ -355,7 +355,7 @@ bdev_iscsi_dump_info_json(void *ctx, struct spdk_json_write_ctx *w)
spdk_json_write_name(w, "iscsi");
spdk_json_write_object_begin(w);
spdk_json_write_name(w, "initiator_name");
spdk_json_write_string(w, g_initiator);
spdk_json_write_string(w, lun->initiator_iqn);
spdk_json_write_name(w, "target");
spdk_json_write_string(w, lun->url->target);
spdk_json_write_object_end(w);
@ -435,7 +435,7 @@ bdev_iscsi_initialize(void)
struct spdk_bdev *bdev;
struct scsi_task *task;
struct scsi_readcapacity16 *readcap16;
char *val, *bdev_name;
char *val, *bdev_name, *initiator_iqn;
int i, rc;
sp = spdk_conf_find_section(NULL, "iSCSI_Initiator");
@ -443,15 +443,11 @@ bdev_iscsi_initialize(void)
return 0;
}
val = spdk_conf_section_get_val(sp, "initiator_name");
if (val) {
g_initiator = val;
} else {
g_initiator = DEFAULT_INITIATOR_NAME;
initiator_iqn = spdk_conf_section_get_val(sp, "initiator_name");
if (!initiator_iqn) {
initiator_iqn = DEFAULT_INITIATOR_NAME;
}
TAILQ_INIT(&g_iscsi_lun_head);
i = 0;
while (true) {
val = spdk_conf_section_get_nmval(sp, "URL", i, 0);
@ -465,7 +461,7 @@ bdev_iscsi_initialize(void)
break;
}
context = iscsi_create_context(g_initiator);
context = iscsi_create_context(initiator_iqn);
if (context == NULL) {
SPDK_ERRLOG("could not create iscsi context\n");
break;