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-rw-r--r--drivers/scsi/atari_scsi.c2
-rw-r--r--drivers/scsi/isci/remote_device.c2
-rw-r--r--drivers/scsi/scsi_lib.c5
-rw-r--r--drivers/scsi/scsi_transport_sas.c3
-rw-r--r--drivers/scsi/sd.c13
5 files changed, 9 insertions, 16 deletions
diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c
index 296c936cc03c..a8d721ff19eb 100644
--- a/drivers/scsi/atari_scsi.c
+++ b/drivers/scsi/atari_scsi.c
@@ -639,7 +639,7 @@ static int __init atari_scsi_detect(struct scsi_host_template *host)
"double buffer\n");
return 0;
}
- atari_dma_phys_buffer = virt_to_phys(atari_dma_buffer);
+ atari_dma_phys_buffer = atari_stram_to_phys(atari_dma_buffer);
atari_dma_orig_addr = 0;
}
#endif
diff --git a/drivers/scsi/isci/remote_device.c b/drivers/scsi/isci/remote_device.c
index 96a26f454673..cc51f38b116d 100644
--- a/drivers/scsi/isci/remote_device.c
+++ b/drivers/scsi/isci/remote_device.c
@@ -1541,7 +1541,7 @@ void isci_remote_device_release(struct kref *kref)
clear_bit(IDEV_STOP_PENDING, &idev->flags);
clear_bit(IDEV_IO_READY, &idev->flags);
clear_bit(IDEV_GONE, &idev->flags);
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(IDEV_ALLOCATED, &idev->flags);
wake_up(&ihost->eventq);
}
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 9db097a28a74..a0c95cac91f0 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -140,7 +140,7 @@ static void __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, int unbusy)
cmd->result = 0;
spin_lock_irqsave(q->queue_lock, flags);
blk_requeue_request(q, cmd->request);
- kblockd_schedule_work(q, &device->requeue_work);
+ kblockd_schedule_work(&device->requeue_work);
spin_unlock_irqrestore(q->queue_lock, flags);
}
@@ -1019,8 +1019,6 @@ static int scsi_init_sgtable(struct request *req, struct scsi_data_buffer *sdb,
return BLKPREP_DEFER;
}
- req->buffer = NULL;
-
/*
* Next, walk the list, and fill in the addresses and sizes of
* each segment.
@@ -1158,7 +1156,6 @@ int scsi_setup_blk_pc_cmnd(struct scsi_device *sdev, struct request *req)
BUG_ON(blk_rq_bytes(req));
memset(&cmd->sdb, 0, sizeof(cmd->sdb));
- req->buffer = NULL;
}
cmd->cmd_len = req->cmd_len;
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 1b681427dde0..c341f855fadc 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -1621,8 +1621,6 @@ void sas_rphy_free(struct sas_rphy *rphy)
list_del(&rphy->list);
mutex_unlock(&sas_host->lock);
- sas_bsg_remove(shost, rphy);
-
transport_destroy_device(dev);
put_device(dev);
@@ -1681,6 +1679,7 @@ sas_rphy_remove(struct sas_rphy *rphy)
}
sas_rphy_unlink(rphy);
+ sas_bsg_remove(NULL, rphy);
transport_remove_device(dev);
device_del(dev);
}
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index efcbcd182863..96af195224f2 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -737,16 +737,14 @@ static int sd_setup_discard_cmnd(struct scsi_device *sdp, struct request *rq)
goto out;
}
+ rq->completion_data = page;
blk_add_request_payload(rq, page, len);
ret = scsi_setup_blk_pc_cmnd(sdp, rq);
- rq->buffer = page_address(page);
rq->__data_len = nr_bytes;
out:
- if (ret != BLKPREP_OK) {
+ if (ret != BLKPREP_OK)
__free_page(page);
- rq->buffer = NULL;
- }
return ret;
}
@@ -842,10 +840,9 @@ static void sd_unprep_fn(struct request_queue *q, struct request *rq)
{
struct scsi_cmnd *SCpnt = rq->special;
- if (rq->cmd_flags & REQ_DISCARD) {
- free_page((unsigned long)rq->buffer);
- rq->buffer = NULL;
- }
+ if (rq->cmd_flags & REQ_DISCARD)
+ __free_page(rq->completion_data);
+
if (SCpnt->cmnd != rq->cmd) {
mempool_free(SCpnt->cmnd, sd_cdb_pool);
SCpnt->cmnd = NULL;