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author | K. Y. Srinivasan <kys@microsoft.com> | 2011-05-10 07:54:09 -0700 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-05-11 13:39:01 -0700 |
commit | f670f824d6a740963d506d6d47a4c1a07b61c630 (patch) | |
tree | 7a5fcfed09d877143149252d16c3fef84a159eb5 /drivers/staging/hv/blkvsc_drv.c | |
parent | 19fc2f2ae48d98690a55187b62497e83992d60fc (diff) | |
download | op-kernel-dev-f670f824d6a740963d506d6d47a4c1a07b61c630.zip op-kernel-dev-f670f824d6a740963d506d6d47a4c1a07b61c630.tar.gz |
Staging: hv: Cleanup blkvsc_remove()
The function storvsc_dev_remove() already deals with draining of
the outstanding I/O. Cleanup blkvsc_remove() keeping this in mind.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/hv/blkvsc_drv.c')
-rw-r--r-- | drivers/staging/hv/blkvsc_drv.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c index 2b27d00..e6a59d7 100644 --- a/drivers/staging/hv/blkvsc_drv.c +++ b/drivers/staging/hv/blkvsc_drv.c @@ -538,11 +538,6 @@ static int blkvsc_remove(struct hv_device *dev) struct block_device_context *blkdev = dev_get_drvdata(&dev->device); unsigned long flags; - /* - * Call to the vsc driver to let it know that the device is being - * removed - */ - storvsc_dev_remove(dev); /* Get to a known state */ spin_lock_irqsave(&blkdev->lock, flags); @@ -555,17 +550,16 @@ static int blkvsc_remove(struct hv_device *dev) 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_operation(blkdev, DO_FLUSH); blk_cleanup_queue(blkdev->gd->queue); + /* + * Call to the vsc driver to let it know that the device is being + * removed + */ + storvsc_dev_remove(dev); + del_gendisk(blkdev->gd); kmem_cache_destroy(blkdev->request_pool); |