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block: Use accessor functions for queue limits

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Convert all external users of queue limits to using wrapper functions
instead of poking the request queue variables directly.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Martin K. Petersen
2009-05-22 17:17:50 -04:00
committed by Jens Axboe
parent e1defc4ff0
commit ae03bf639a
25 changed files with 147 additions and 97 deletions
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10
block/ioctl.c
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@@ -152,10 +152,10 @@ static int blk_ioctl_discard(struct block_device *bdev, uint64_t start,
bio->bi_private = &wait;
bio->bi_sector = start;
if (len > q->max_hw_sectors) {
bio->bi_size = q->max_hw_sectors << 9;
len -= q->max_hw_sectors;
start += q->max_hw_sectors;
if (len > queue_max_hw_sectors(q)) {
bio->bi_size = queue_max_hw_sectors(q) << 9;
len -= queue_max_hw_sectors(q);
start += queue_max_hw_sectors(q);
} else {
bio->bi_size = len << 9;
len = 0;
@@ -313,7 +313,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
case BLKSSZGET: /* get block device hardware sector size */
return put_int(arg, bdev_logical_block_size(bdev));
case BLKSECTGET:
return put_ushort(arg, bdev_get_queue(bdev)->max_sectors);
return put_ushort(arg, queue_max_sectors(bdev_get_queue(bdev)));
case BLKRASET:
case BLKFRASET:
if(!capable(CAP_SYS_ADMIN))