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path: root/drivers/block/cciss.c
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Diffstat (limited to 'drivers/block/cciss.c')
-rw-r--r--drivers/block/cciss.c49
1 files changed, 26 insertions, 23 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 3e9fb6e4a52..418b1469d75 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1135,7 +1135,7 @@ static int revalidate_allvol(ctlr_info_t *host)
/* this is for the online array utilities */
if (!drv->heads && i)
continue;
- blk_queue_hardsect_size(host->queue, drv->block_size);
+ blk_queue_hardsect_size(drv->queue, drv->block_size);
set_capacity(disk, drv->nr_blocks);
add_disk(disk);
}
@@ -1691,7 +1691,7 @@ static int cciss_revalidate(struct gendisk *disk)
cciss_read_capacity(h->ctlr, logvol, size_buff, 1, &total_size, &block_size);
cciss_geometry_inquiry(h->ctlr, logvol, 1, total_size, block_size, inq_buff, drv);
- blk_queue_hardsect_size(h->queue, drv->block_size);
+ blk_queue_hardsect_size(drv->queue, drv->block_size);
set_capacity(disk, drv->nr_blocks);
kfree(size_buff);
@@ -2248,12 +2248,12 @@ static irqreturn_t do_cciss_intr(int irq, void *dev_id, struct pt_regs *regs)
* them up. We will also keep track of the next queue to run so
* that every queue gets a chance to be started first.
*/
- for (j=0; j < NWD; j++){
- int curr_queue = (start_queue + j) % NWD;
+ for (j=0; j < h->highest_lun + 1; j++){
+ int curr_queue = (start_queue + j) % (h->highest_lun + 1);
/* make sure the disk has been added and the drive is real
* because this can be called from the middle of init_one.
*/
- if(!(h->gendisk[curr_queue]->queue) ||
+ if(!(h->drv[curr_queue].queue) ||
!(h->drv[curr_queue].heads))
continue;
blk_start_queue(h->gendisk[curr_queue]->queue);
@@ -2264,14 +2264,14 @@ static irqreturn_t do_cciss_intr(int irq, void *dev_id, struct pt_regs *regs)
if ((find_first_zero_bit(h->cmd_pool_bits, NR_CMDS)) == NR_CMDS)
{
if (curr_queue == start_queue){
- h->next_to_run = (start_queue + 1) % NWD;
+ h->next_to_run = (start_queue + 1) % (h->highest_lun + 1);
goto cleanup;
} else {
h->next_to_run = curr_queue;
goto cleanup;
}
} else {
- curr_queue = (curr_queue + 1) % NWD;
+ curr_queue = (curr_queue + 1) % (h->highest_lun + 1);
}
}
@@ -2279,7 +2279,6 @@ cleanup:
spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
return IRQ_HANDLED;
}
-
/*
* We cannot read the structure directly, for portablity we must use
* the io functions.
@@ -2789,13 +2788,6 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
}
spin_lock_init(&hba[i]->lock);
- q = blk_init_queue(do_cciss_request, &hba[i]->lock);
- if (!q)
- goto clean4;
-
- q->backing_dev_info.ra_pages = READ_AHEAD;
- hba[i]->queue = q;
- q->queuedata = hba[i];
/* Initialize the pdev driver private data.
have it point to hba[i]. */
@@ -2817,6 +2809,20 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
cciss_procinit(i);
+ for(j=0; j < NWD; j++) { /* mfm */
+ drive_info_struct *drv = &(hba[i]->drv[j]);
+ struct gendisk *disk = hba[i]->gendisk[j];
+
+ q = blk_init_queue(do_cciss_request, &hba[i]->lock);
+ if (!q) {
+ printk(KERN_ERR
+ "cciss: unable to allocate queue for disk %d\n",
+ j);
+ break;
+ }
+ drv->queue = q;
+
+ q->backing_dev_info.ra_pages = READ_AHEAD;
blk_queue_bounce_limit(q, hba[i]->pdev->dma_mask);
/* This is a hardware imposed limit. */
@@ -2827,26 +2833,23 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
blk_queue_max_sectors(q, 512);
-
- for(j=0; j<NWD; j++) {
- drive_info_struct *drv = &(hba[i]->drv[j]);
- struct gendisk *disk = hba[i]->gendisk[j];
-
+ q->queuedata = hba[i];
sprintf(disk->disk_name, "cciss/c%dd%d", i, j);
sprintf(disk->devfs_name, "cciss/host%d/target%d", i, j);
disk->major = hba[i]->major;
disk->first_minor = j << NWD_SHIFT;
disk->fops = &cciss_fops;
- disk->queue = hba[i]->queue;
+ disk->queue = q;
disk->private_data = drv;
/* we must register the controller even if no disks exist */
/* this is for the online array utilities */
if(!drv->heads && j)
continue;
- blk_queue_hardsect_size(hba[i]->queue, drv->block_size);
+ blk_queue_hardsect_size(q, drv->block_size);
set_capacity(disk, drv->nr_blocks);
add_disk(disk);
}
+
return(1);
clean4:
@@ -2912,10 +2915,10 @@ static void __devexit cciss_remove_one (struct pci_dev *pdev)
for (j = 0; j < NWD; j++) {
struct gendisk *disk = hba[i]->gendisk[j];
if (disk->flags & GENHD_FL_UP)
+ blk_cleanup_queue(disk->queue);
del_gendisk(disk);
}
- blk_cleanup_queue(hba[i]->queue);
pci_free_consistent(hba[i]->pdev, NR_CMDS * sizeof(CommandList_struct),
hba[i]->cmd_pool, hba[i]->cmd_pool_dhandle);
pci_free_consistent(hba[i]->pdev, NR_CMDS * sizeof( ErrorInfo_struct),