@@ -1977,7 +1977,7 @@ static int bnx2i_process_new_cqes(struct bnx2i_conn *bnx2i_conn)
if (nopin->cq_req_sn != qp->cqe_exp_seq_sn)
break;
- if (unlikely(test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx))) {
+ if (unlikely(test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags))) {
if (nopin->op_code == ISCSI_OP_NOOP_IN &&
nopin->itt == (u16) RESERVED_ITT) {
printk(KERN_ALERT "bnx2i: Unsolicited "
@@ -1721,7 +1721,7 @@ static int bnx2i_tear_down_conn(struct bnx2i_hba *hba,
struct iscsi_conn *conn = ep->conn->cls_conn->dd_data;
/* Must suspend all rx queue activity for this ep */
- set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx);
+ set_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags);
}
/* CONN_DISCONNECT timeout may or may not be an issue depending
* on what transcribed in TCP layer, different targets behave
@@ -1634,11 +1634,11 @@ void cxgbi_conn_pdu_ready(struct cxgbi_sock *csk)
log_debug(1 << CXGBI_DBG_PDU_RX,
"csk 0x%p, conn 0x%p.\n", csk, conn);
- if (unlikely(!conn || conn->suspend_rx)) {
+ if (unlikely(!conn || test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags))) {
log_debug(1 << CXGBI_DBG_PDU_RX,
- "csk 0x%p, conn 0x%p, id %d, suspend_rx %lu!\n",
+ "csk 0x%p, conn 0x%p, id %d, conn flags 0x%lx!\n",
csk, conn, conn ? conn->id : 0xFF,
- conn ? conn->suspend_rx : 0xFF);
+ conn ? conn->flags : 0xFF);
return;
}
@@ -1392,8 +1392,8 @@ static bool iscsi_set_conn_failed(struct iscsi_conn *conn)
if (conn->stop_stage == 0)
session->state = ISCSI_STATE_FAILED;
- set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx);
- set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx);
+ set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags);
+ set_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags);
return true;
}
@@ -1454,7 +1454,7 @@ static int iscsi_xmit_task(struct iscsi_conn *conn, struct iscsi_task *task,
* Do this after dropping the extra ref because if this was a requeue
* it's removed from that list and cleanup_queued_task would miss it.
*/
- if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) {
+ if (test_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags)) {
/*
* Save the task and ref in case we weren't cleaning up this
* task and get woken up again.
@@ -1532,7 +1532,7 @@ static int iscsi_data_xmit(struct iscsi_conn *conn)
int rc = 0;
spin_lock_bh(&conn->session->frwd_lock);
- if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) {
+ if (test_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags)) {
ISCSI_DBG_SESSION(conn->session, "Tx suspended!\n");
spin_unlock_bh(&conn->session->frwd_lock);
return -ENODATA;
@@ -1746,7 +1746,7 @@ int iscsi_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc)
goto fault;
}
- if (test_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx)) {
+ if (test_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags)) {
reason = FAILURE_SESSION_IN_RECOVERY;
sc->result = DID_REQUEUE << 16;
goto fault;
@@ -1935,7 +1935,7 @@ static void fail_scsi_tasks(struct iscsi_conn *conn, u64 lun, int error)
void iscsi_suspend_queue(struct iscsi_conn *conn)
{
spin_lock_bh(&conn->session->frwd_lock);
- set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx);
+ set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags);
spin_unlock_bh(&conn->session->frwd_lock);
}
EXPORT_SYMBOL_GPL(iscsi_suspend_queue);
@@ -1953,7 +1953,7 @@ void iscsi_suspend_tx(struct iscsi_conn *conn)
struct Scsi_Host *shost = conn->session->host;
struct iscsi_host *ihost = shost_priv(shost);
- set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx);
+ set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags);
if (ihost->workq)
flush_workqueue(ihost->workq);
}
@@ -1961,7 +1961,7 @@ EXPORT_SYMBOL_GPL(iscsi_suspend_tx);
static void iscsi_start_tx(struct iscsi_conn *conn)
{
- clear_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx);
+ clear_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags);
iscsi_conn_queue_work(conn);
}
@@ -3321,8 +3321,8 @@ int iscsi_conn_bind(struct iscsi_cls_session *cls_session,
/*
* Unblock xmitworker(), Login Phase will pass through.
*/
- clear_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx);
- clear_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx);
+ clear_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags);
+ clear_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags);
return 0;
}
EXPORT_SYMBOL_GPL(iscsi_conn_bind);
@@ -927,7 +927,7 @@ int iscsi_tcp_recv_skb(struct iscsi_conn *conn, struct sk_buff *skb,
*/
conn->last_recv = jiffies;
- if (unlikely(conn->suspend_rx)) {
+ if (unlikely(test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags))) {
ISCSI_DBG_TCP(conn, "Rx suspended!\n");
*status = ISCSI_TCP_SUSPENDED;
return 0;
@@ -52,8 +52,10 @@ enum {
#define ISID_SIZE 6
-/* Connection suspend "bit" */
-#define ISCSI_SUSPEND_BIT 1
+/* Connection flags */
+#define ISCSI_CONN_FLAG_SUSPEND_TX BIT(0)
+#define ISCSI_CONN_FLAG_SUSPEND_RX BIT(1)
+
#define ISCSI_ITT_MASK 0x1fff
#define ISCSI_TOTAL_CMDS_MAX 4096
@@ -199,8 +201,7 @@ struct iscsi_conn {
struct list_head cmdqueue; /* data-path cmd queue */
struct list_head requeue; /* tasks needing another run */
struct work_struct xmitwork; /* per-conn. xmit workqueue */
- unsigned long suspend_tx; /* suspend Tx */
- unsigned long suspend_rx; /* suspend Rx */
+ unsigned long flags; /* ISCSI_CONN_FLAGs */
/* negotiated params */
unsigned max_recv_dlength; /* initiator_max_recv_dsl*/
Move the tx and rx suspend fields into one flags field. Signed-off-by: Mike Christie <michael.christie@oracle.com> --- drivers/scsi/bnx2i/bnx2i_hwi.c | 2 +- drivers/scsi/bnx2i/bnx2i_iscsi.c | 2 +- drivers/scsi/cxgbi/libcxgbi.c | 6 +++--- drivers/scsi/libiscsi.c | 20 ++++++++++---------- drivers/scsi/libiscsi_tcp.c | 2 +- include/scsi/libiscsi.h | 9 +++++---- 6 files changed, 21 insertions(+), 20 deletions(-)