Name
bio_map_kern —
map kernel address into bio
Synopsis
struct bio * bio_map_kern ( | request_queue_t * | q, |
| void * | data, |
| unsigned int | len, |
| gfp_t | gfp_mask) ; |
Arguments
q
the request_queue_t 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.