other versions
- stretch 4.9.168-1
SCSI_KMAP_ATOMIC_SG(9) | SCSI mid layer | SCSI_KMAP_ATOMIC_SG(9) |
NAME¶
scsi_kmap_atomic_sg - find and atomically map an sg-elemntSYNOPSIS¶
void * scsi_kmap_atomic_sg(struct scatterlist * sgl, int sg_count, size_t * offset, size_t * len);
ARGUMENTS¶
sglscatter-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 pageAUTHORS¶
James Bottomley <James.Bottomley@hansenpartnership.com>Author.
Rob Landley <rob@landley.net>
Author.
COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |