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path: root/drivers/target/iscsi/iscsi_target_tq.c
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Diffstat (limited to 'drivers/target/iscsi/iscsi_target_tq.c')
-rw-r--r--drivers/target/iscsi/iscsi_target_tq.c30
1 files changed, 6 insertions, 24 deletions
diff --git a/drivers/target/iscsi/iscsi_target_tq.c b/drivers/target/iscsi/iscsi_target_tq.c
index 601e9cc61e98..26aa50996473 100644
--- a/drivers/target/iscsi/iscsi_target_tq.c
+++ b/drivers/target/iscsi/iscsi_target_tq.c
@@ -20,40 +20,26 @@
#include <linux/list.h>
#include <linux/bitmap.h>
-#include "iscsi_target_core.h"
+#include <target/iscsi/iscsi_target_core.h>
#include "iscsi_target_tq.h"
#include "iscsi_target.h"
-static LIST_HEAD(active_ts_list);
static LIST_HEAD(inactive_ts_list);
-static DEFINE_SPINLOCK(active_ts_lock);
static DEFINE_SPINLOCK(inactive_ts_lock);
static DEFINE_SPINLOCK(ts_bitmap_lock);
-static void iscsi_add_ts_to_active_list(struct iscsi_thread_set *ts)
-{
- spin_lock(&active_ts_lock);
- list_add_tail(&ts->ts_list, &active_ts_list);
- iscsit_global->active_ts++;
- spin_unlock(&active_ts_lock);
-}
-
static void iscsi_add_ts_to_inactive_list(struct iscsi_thread_set *ts)
{
+ if (!list_empty(&ts->ts_list)) {
+ WARN_ON(1);
+ return;
+ }
spin_lock(&inactive_ts_lock);
list_add_tail(&ts->ts_list, &inactive_ts_list);
iscsit_global->inactive_ts++;
spin_unlock(&inactive_ts_lock);
}
-static void iscsi_del_ts_from_active_list(struct iscsi_thread_set *ts)
-{
- spin_lock(&active_ts_lock);
- list_del(&ts->ts_list);
- iscsit_global->active_ts--;
- spin_unlock(&active_ts_lock);
-}
-
static struct iscsi_thread_set *iscsi_get_ts_from_inactive_list(void)
{
struct iscsi_thread_set *ts;
@@ -66,7 +52,7 @@ static struct iscsi_thread_set *iscsi_get_ts_from_inactive_list(void)
ts = list_first_entry(&inactive_ts_list, struct iscsi_thread_set, ts_list);
- list_del(&ts->ts_list);
+ list_del_init(&ts->ts_list);
iscsit_global->inactive_ts--;
spin_unlock(&inactive_ts_lock);
@@ -204,8 +190,6 @@ static void iscsi_deallocate_extra_thread_sets(void)
void iscsi_activate_thread_set(struct iscsi_conn *conn, struct iscsi_thread_set *ts)
{
- iscsi_add_ts_to_active_list(ts);
-
spin_lock_bh(&ts->ts_state_lock);
conn->thread_set = ts;
ts->conn = conn;
@@ -397,7 +381,6 @@ struct iscsi_conn *iscsi_rx_thread_pre_handler(struct iscsi_thread_set *ts)
if (ts->delay_inactive && (--ts->thread_count == 0)) {
spin_unlock_bh(&ts->ts_state_lock);
- iscsi_del_ts_from_active_list(ts);
if (!iscsit_global->in_shutdown)
iscsi_deallocate_extra_thread_sets();
@@ -452,7 +435,6 @@ struct iscsi_conn *iscsi_tx_thread_pre_handler(struct iscsi_thread_set *ts)
if (ts->delay_inactive && (--ts->thread_count == 0)) {
spin_unlock_bh(&ts->ts_state_lock);
- iscsi_del_ts_from_active_list(ts);
if (!iscsit_global->in_shutdown)
iscsi_deallocate_extra_thread_sets();