bio_map_kern(9)
NAME
bio_map_kern - map kernel address into bio
SYNOPSIS
struct bio * bio_map_kern(struct request_queue * q, void * data,
unsigned int len, gfp_t gfp_mask);
ARGUMENTS
- q
- the struct request_queue for the bio
- data
- pointer to buffer to map
- len
- length in bytes
- gfp_mask
- allocation flags for bio allocation
DESCRIPTION
Map the kernel address into a bio suitable for io to a block device.
Returns an error pointer in case of error.