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other versions
- jessie-backports 4.9.88-1+deb9u1~bpo8+1
- stretch 4.9.144-3
BIO_MAP_KERN(9) | The Linux VFS | BIO_MAP_KERN(9) |
NAME¶
bio_map_kern - map kernel address into bioSYNOPSIS¶
struct bio *
bio_map_kern(struct request_queue * q,
void * data,
unsigned int len,
gfp_t gfp_mask);
ARGUMENTS¶
qthe 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.COPYRIGHT¶
May 2018 | Kernel Hackers Manual 4.9. |