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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IPoIB/cm: Fix DMA direction typo
  IB/iser: Don't defer connection failure notification to workqueue
This commit is contained in:
Linus Torvalds 2007-04-10 17:23:52 -07:00
commit 5a92d635be
3 changed files with 17 additions and 26 deletions
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2
drivers/infiniband/ulp/ipoib/ipoib_cm.c
View File

@ -131,7 +131,7 @@ static struct sk_buff *ipoib_cm_alloc_rx_skb(struct net_device *dev, int id, int
skb_fill_page_desc(skb, i, page, 0, PAGE_SIZE);
mapping[i + 1] = ib_dma_map_page(priv->ca, skb_shinfo(skb)->frags[i].page,
0, PAGE_SIZE, DMA_TO_DEVICE);
0, PAGE_SIZE, DMA_FROM_DEVICE);
if (unlikely(ib_dma_mapping_error(priv->ca, mapping[i + 1])))
goto partial_error;
}

1
drivers/infiniband/ulp/iser/iscsi_iser.h
View File

@ -245,7 +245,6 @@ struct iser_conn {
wait_queue_head_t wait; /* waitq for conn/disconn */
atomic_t post_recv_buf_count; /* posted rx count */
atomic_t post_send_buf_count; /* posted tx count */
struct work_struct comperror_work; /* conn term sleepable ctx*/
char name[ISER_OBJECT_NAME_SIZE];
struct iser_page_vec *page_vec; /* represents SG to fmr maps*
* maps serialized as tx is*/

40
drivers/infiniband/ulp/iser/iser_verbs.c
View File

@ -48,7 +48,6 @@
static void iser_cq_tasklet_fn(unsigned long data);
static void iser_cq_callback(struct ib_cq *cq, void *cq_context);
static void iser_comp_error_worker(struct work_struct *work);
static void iser_cq_event_callback(struct ib_event *cause, void *context)
{
@ -480,7 +479,6 @@ int iser_conn_init(struct iser_conn **ibconn)
init_waitqueue_head(&ib_conn->wait);
atomic_set(&ib_conn->post_recv_buf_count, 0);
atomic_set(&ib_conn->post_send_buf_count, 0);
INIT_WORK(&ib_conn->comperror_work, iser_comp_error_worker);
INIT_LIST_HEAD(&ib_conn->conn_list);
spin_lock_init(&ib_conn->lock);
@ -753,26 +751,6 @@ int iser_post_send(struct iser_desc *tx_desc)
return ret_val;
}
static void iser_comp_error_worker(struct work_struct *work)
{
struct iser_conn *ib_conn =
container_of(work, struct iser_conn, comperror_work);
/* getting here when the state is UP means that the conn is being *
* terminated asynchronously from the iSCSI layer's perspective. */
if (iser_conn_state_comp_exch(ib_conn, ISER_CONN_UP,
ISER_CONN_TERMINATING))
iscsi_conn_failure(ib_conn->iser_conn->iscsi_conn,
ISCSI_ERR_CONN_FAILED);
/* complete the termination process if disconnect event was delivered *
* note there are no more non completed posts to the QP */
if (ib_conn->disc_evt_flag) {
ib_conn->state = ISER_CONN_DOWN;
wake_up_interruptible(&ib_conn->wait);
}
}
static void iser_handle_comp_error(struct iser_desc *desc)
{
struct iser_dto *dto = &desc->dto;
@ -791,8 +769,22 @@ static void iser_handle_comp_error(struct iser_desc *desc)
}
if (atomic_read(&ib_conn->post_recv_buf_count) == 0 &&
atomic_read(&ib_conn->post_send_buf_count) == 0)
schedule_work(&ib_conn->comperror_work);
atomic_read(&ib_conn->post_send_buf_count) == 0) {
/* getting here when the state is UP means that the conn is *
* being terminated asynchronously from the iSCSI layer's *
* perspective. */
if (iser_conn_state_comp_exch(ib_conn, ISER_CONN_UP,
ISER_CONN_TERMINATING))
iscsi_conn_failure(ib_conn->iser_conn->iscsi_conn,
ISCSI_ERR_CONN_FAILED);
/* complete the termination process if disconnect event was delivered *
* note there are no more non completed posts to the QP */
if (ib_conn->disc_evt_flag) {
ib_conn->state = ISER_CONN_DOWN;
wake_up_interruptible(&ib_conn->wait);
}
}
}
static void iser_cq_tasklet_fn(unsigned long data)