When we run the xmit code from queuecomand the stack trace
gets too deep. The patch runs the xmit code from the scsi_host
work queue. This fixes 4k stack and xfs support and should
fix the st and sg stack usage bugs.
Signed-off-by: Alex Aizman <itn780@yahoo.com>
Signed-off-by: Dmitry Yusupov <dmitry_yus@yahoo.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
__kfifo_put(ctask->r2tqueue, (void*)&r2t, sizeof(void*));
__kfifo_put(conn->writequeue, (void*)&ctask, sizeof(void*));
__kfifo_put(ctask->r2tqueue, (void*)&r2t, sizeof(void*));
__kfifo_put(conn->writequeue, (void*)&ctask, sizeof(void*));
- schedule_work(&conn->xmitwork);
+ scsi_queue_work(session->host, &conn->xmitwork);
conn->r2t_pdus_cnt++;
spin_unlock(&session->lock);
conn->r2t_pdus_cnt++;
spin_unlock(&session->lock);
conn->old_write_space(sk);
debug_tcp("iscsi_write_space: cid %d\n", conn->id);
clear_bit(SUSPEND_BIT, &conn->suspend_tx);
conn->old_write_space(sk);
debug_tcp("iscsi_write_space: cid %d\n", conn->id);
clear_bit(SUSPEND_BIT, &conn->suspend_tx);
- schedule_work(&conn->xmitwork);
+ scsi_queue_work(conn->session->host, &conn->xmitwork);
*/
mutex_lock(&conn->xmitmutex);
if (iscsi_data_xmit(conn))
*/
mutex_lock(&conn->xmitmutex);
if (iscsi_data_xmit(conn))
- schedule_work(&conn->xmitwork);
+ scsi_queue_work(conn->session->host, &conn->xmitwork);
mutex_unlock(&conn->xmitmutex);
}
mutex_unlock(&conn->xmitmutex);
}
session->cmdsn, session->max_cmdsn - session->exp_cmdsn + 1);
spin_unlock(&session->lock);
session->cmdsn, session->max_cmdsn - session->exp_cmdsn + 1);
spin_unlock(&session->lock);
- if (!in_interrupt() && mutex_trylock(&conn->xmitmutex)) {
- spin_unlock_irq(host->host_lock);
- if (iscsi_data_xmit(conn))
- schedule_work(&conn->xmitwork);
- mutex_unlock(&conn->xmitmutex);
- spin_lock_irq(host->host_lock);
- } else
- schedule_work(&conn->xmitwork);
-
+ scsi_queue_work(host, &conn->xmitwork);
else
__kfifo_put(conn->mgmtqueue, (void*)&mtask, sizeof(void*));
else
__kfifo_put(conn->mgmtqueue, (void*)&mtask, sizeof(void*));
- schedule_work(&conn->xmitwork);
-
+ scsi_queue_work(session->host, &conn->xmitwork);
shost->max_lun = transport->max_lun;
shost->max_cmd_len = transport->max_cmd_len;
shost->transportt = scsit;
shost->max_lun = transport->max_lun;
shost->max_cmd_len = transport->max_cmd_len;
shost->transportt = scsit;
+ shost->transportt->create_work_queue = 1;
if (scsi_add_host(shost, NULL))
goto free_host;
if (scsi_add_host(shost, NULL))
goto free_host;