| SCSI_KMAP_ATOMIC_SG(9) | SCSI mid layer | SCSI_KMAP_ATOMIC_SG(9) |
NAME¶
scsi_kmap_atomic_sg - find and atomically map an sg-elemnt
SYNOPSIS¶
void * scsi_kmap_atomic_sg(struct scatterlist * sgl, int sg_count, size_t * offset, size_t * len);
ARGUMENTS¶
sgl
scatter-gather list
sg_count
number of segments in sg
offset
offset in bytes into sg, on return offset into the mapped
area
len
bytes to map, on return number of bytes mapped
DESCRIPTION¶
Returns virtual address of the start of the mapped page
AUTHORS¶
James Bottomley <James.Bottomley@hansenpartnership.com>
Author.
Rob Landley <rob@landley.net>
Author.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |