diff options
Diffstat (limited to 'drivers/target/iscsi/cxgbit/cxgbit_cm.c')
| -rw-r--r-- | drivers/target/iscsi/cxgbit/cxgbit_cm.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/target/iscsi/cxgbit/cxgbit_cm.c b/drivers/target/iscsi/cxgbit/cxgbit_cm.c index d4fa41be80f9..92eb57e2adaf 100644 --- a/drivers/target/iscsi/cxgbit/cxgbit_cm.c +++ b/drivers/target/iscsi/cxgbit/cxgbit_cm.c @@ -665,6 +665,46 @@ static int cxgbit_send_abort_req(struct cxgbit_sock *csk) return cxgbit_l2t_send(csk->com.cdev, skb, csk->l2t); } +static void +__cxgbit_abort_conn(struct cxgbit_sock *csk, struct sk_buff *skb) +{ + __kfree_skb(skb); + + if (csk->com.state != CSK_STATE_ESTABLISHED) + goto no_abort; + + set_bit(CSK_ABORT_RPL_WAIT, &csk->com.flags); + csk->com.state = CSK_STATE_ABORTING; + + cxgbit_send_abort_req(csk); + + return; + +no_abort: + cxgbit_wake_up(&csk->com.wr_wait, __func__, CPL_ERR_NONE); + cxgbit_put_csk(csk); +} + +void cxgbit_abort_conn(struct cxgbit_sock *csk) +{ + struct sk_buff *skb = alloc_skb(0, GFP_KERNEL | __GFP_NOFAIL); + + cxgbit_get_csk(csk); + cxgbit_init_wr_wait(&csk->com.wr_wait); + + spin_lock_bh(&csk->lock); + if (csk->lock_owner) { + cxgbit_skcb_rx_backlog_fn(skb) = __cxgbit_abort_conn; + __skb_queue_tail(&csk->backlogq, skb); + } else { + __cxgbit_abort_conn(csk, skb); + } + spin_unlock_bh(&csk->lock); + + cxgbit_wait_for_reply(csk->com.cdev, &csk->com.wr_wait, + csk->tid, 600, __func__); +} + void cxgbit_free_conn(struct iscsi_conn *conn) { struct cxgbit_sock *csk = conn->context; @@ -1709,12 +1749,17 @@ rel_skb: static void cxgbit_abort_rpl_rss(struct cxgbit_sock *csk, struct sk_buff *skb) { + struct cpl_abort_rpl_rss *rpl = cplhdr(skb); + pr_debug("%s: csk %p; tid %u; state %d\n", __func__, csk, csk->tid, csk->com.state); switch (csk->com.state) { case CSK_STATE_ABORTING: csk->com.state = CSK_STATE_DEAD; + if (test_bit(CSK_ABORT_RPL_WAIT, &csk->com.flags)) + cxgbit_wake_up(&csk->com.wr_wait, __func__, + rpl->status); cxgbit_put_csk(csk); break; default: |