KVM: Portability: MMU initialization and teardown split

[linux-2.6-omap-h63xx.git] / drivers / scsi / libsas / sas_scsi_host.c

diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index dbc2a912114f1880b0172055d703b0c9553bfbd4..f869fba8680721ed8365c0fed872fd4915ed7a84 100644 (file)
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -47,9 +47,6 @@
 
 /* ---------- SCSI Host glue ---------- */
 
-#define TO_SAS_TASK(_scsi_cmd)  ((void *)(_scsi_cmd)->host_scribble)
-#define ASSIGN_SAS_TASK(_sc, _t) do { (_sc)->host_scribble = (void *) _t; } while (0)
-
 static void sas_scsi_task_done(struct sas_task *task)
 {
        struct task_status_struct *ts = &task->task_status;
@@ -111,7 +108,7 @@ static void sas_scsi_task_done(struct sas_task *task)
                        break;
                case SAM_CHECK_COND:
                        memcpy(sc->sense_buffer, ts->buf,
-                              max(SCSI_SENSE_BUFFERSIZE, ts->buf_valid_size));
+                              min(SCSI_SENSE_BUFFERSIZE, ts->buf_valid_size));
                        stat = SAM_CHECK_COND;
                        break;
                default:
@@ -151,7 +148,6 @@ static struct sas_task *sas_create_task(struct scsi_cmnd *cmd,
        if (!task)
                return NULL;
 
-       *(u32 *)cmd->sense_buffer = 0;
        task->uldd_task = cmd;
        ASSIGN_SAS_TASK(cmd, task);
 
@@ -203,6 +199,10 @@ int sas_queue_up(struct sas_task *task)
  */
 int sas_queuecommand(struct scsi_cmnd *cmd,
                     void (*scsi_done)(struct scsi_cmnd *))
+       __releases(host->host_lock)
+       __acquires(dev->sata_dev.ap->lock)
+       __releases(dev->sata_dev.ap->lock)
+       __acquires(host->host_lock)
 {
        int res = 0;
        struct domain_device *dev = cmd_to_domain_dev(cmd);
@@ -216,8 +216,12 @@ int sas_queuecommand(struct scsi_cmnd *cmd,
                struct sas_task *task;
 
                if (dev_is_sata(dev)) {
+                       unsigned long flags;
+
+                       spin_lock_irqsave(dev->sata_dev.ap->lock, flags);
                        res = ata_sas_queuecmd(cmd, scsi_done,
                                               dev->sata_dev.ap);
+                       spin_unlock_irqrestore(dev->sata_dev.ap->lock, flags);
                        goto out;
                }
 
@@ -409,7 +413,7 @@ static int sas_recover_I_T(struct domain_device *dev)
 }
 
 /* Find the sas_phy that's attached to this device */
-struct sas_phy *find_local_sas_phy(struct domain_device *dev)
+static struct sas_phy *find_local_sas_phy(struct domain_device *dev)
 {
        struct domain_device *pdev = dev->parent;
        struct ex_phy *exphy = NULL;
@@ -463,7 +467,7 @@ int sas_eh_bus_reset_handler(struct scsi_cmnd *cmd)
        res = sas_phy_reset(phy, 1);
        if (res)
                SAS_DPRINTK("Bus reset of %s failed 0x%x\n",
-                           phy->dev.kobj.k_name,
+                           kobject_name(&phy->dev.kobj),
                            res);
        if (res == TMF_RESP_FUNC_SUCC || res == TMF_RESP_FUNC_COMPLETE)
                return SUCCESS;
@@ -1014,6 +1018,11 @@ void sas_task_abort(struct sas_task *task)
                return;
        }
 
+       if (dev_is_sata(task->dev)) {
+               sas_ata_task_abort(task);
+               return;
+       }
+
        scsi_req_abort_cmd(sc);
        scsi_schedule_eh(sc->device->host);
 }