BIO_MAP_USER man page on Scientific

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BIO_MAP_USER(9)			 The Linux VFS		       BIO_MAP_USER(9)

NAME
       bio_map_user - map user address into bio

SYNOPSIS
       struct bio * bio_map_user(struct request_queue * q,
				 struct block_device * bdev,
				 unsigned long uaddr, unsigned int len,
				 int write_to_vm, gfp_t gfp_mask);

ARGUMENTS
       q
	   the struct request_queue for the bio

       bdev
	   destination block device

       uaddr
	   start of user address

       len
	   length in bytes

       write_to_vm
	   bool indicating writing to pages or not

       gfp_mask
	   memory allocation flags

DESCRIPTION
       Map the user space address into a bio suitable for io to a block
       device. Returns an error pointer in case of error.

COPYRIGHT
Kernel Hackers Manual 2.6.	 November 2013		       BIO_MAP_USER(9)
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