1BD_CLAIM(9)                      The Linux VFS                     BD_CLAIM(9)
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NAME

6       bd_claim - claim a block device
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SYNOPSIS

9       int bd_claim(struct block_device * bdev, void * holder);
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ARGUMENTS

12       bdev
13           block device to claim
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15       holder
16           holder trying to claim bdev
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DESCRIPTION

19       Try to claim bdev which must have been opened successfully.
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CONTEXT

22       Might sleep.
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RETURNS

25       0 if successful, -EBUSY if bdev is already claimed.
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28Kernel Hackers Manual 2.6.       November 2011                     BD_CLAIM(9)
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