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yaml
---
r: 249113
b: refs/heads/master
c: e82066b
h: refs/heads/master
i:
  249111: e68e4e7
v: v3
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K. Y. Srinivasan authored and Greg Kroah-Hartman committed Apr 25, 2011
1 parent 80317a7 commit 457eafe
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Showing 2 changed files with 35 additions and 37 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 8c090044683fd5ddf8565438535d88bb9f3ecff1
refs/heads/master: e82066b20bd89d9dff5666679be1834bb2459489
70 changes: 34 additions & 36 deletions trunk/drivers/staging/hv/blkvsc_drv.c
Original file line number Diff line number Diff line change
Expand Up @@ -637,10 +637,42 @@ static int blkvsc_remove(struct device *device)
return ret;
}

static void blkvsc_shutdown(struct device *device)
{
struct block_device_context *blkdev = dev_get_drvdata(device);
unsigned long flags;

if (!blkdev)
return;

DPRINT_DBG(BLKVSC_DRV, "blkvsc_shutdown - users %d disk %s\n",
blkdev->users, blkdev->gd->disk_name);

spin_lock_irqsave(&blkdev->lock, flags);

blkdev->shutting_down = 1;

blk_stop_queue(blkdev->gd->queue);

spin_unlock_irqrestore(&blkdev->lock, flags);

while (blkdev->num_outstanding_reqs) {
DPRINT_INFO(STORVSC, "waiting for %d requests to complete...",
blkdev->num_outstanding_reqs);
udelay(100);
}

blkvsc_do_flush(blkdev);

spin_lock_irqsave(&blkdev->lock, flags);

blkvsc_cancel_pending_reqs(blkdev);

spin_unlock_irqrestore(&blkdev->lock, flags);
}

/* Static decl */
static int blkvsc_probe(struct device *dev);
static void blkvsc_shutdown(struct device *device);

static int blkvsc_release(struct gendisk *disk, fmode_t mode);
static int blkvsc_revalidate_disk(struct gendisk *gd);
static void blkvsc_request(struct request_queue *queue);
Expand Down Expand Up @@ -904,40 +936,6 @@ static int blkvsc_probe(struct device *device)
return ret;
}

static void blkvsc_shutdown(struct device *device)
{
struct block_device_context *blkdev = dev_get_drvdata(device);
unsigned long flags;

if (!blkdev)
return;

DPRINT_DBG(BLKVSC_DRV, "blkvsc_shutdown - users %d disk %s\n",
blkdev->users, blkdev->gd->disk_name);

spin_lock_irqsave(&blkdev->lock, flags);

blkdev->shutting_down = 1;

blk_stop_queue(blkdev->gd->queue);

spin_unlock_irqrestore(&blkdev->lock, flags);

while (blkdev->num_outstanding_reqs) {
DPRINT_INFO(STORVSC, "waiting for %d requests to complete...",
blkdev->num_outstanding_reqs);
udelay(100);
}

blkvsc_do_flush(blkdev);

spin_lock_irqsave(&blkdev->lock, flags);

blkvsc_cancel_pending_reqs(blkdev);

spin_unlock_irqrestore(&blkdev->lock, flags);
}

/* Do a scsi INQUIRY cmd here to get the device type (ie disk or dvd) */
static int blkvsc_do_inquiry(struct block_device_context *blkdev)
{
Expand Down

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