ATA_SG_INIT(9) libata Library ATA_SG_INIT(9)NAMEata_sg_init - Associate command with scatter-gather table.
SYNOPSIS
void ata_sg_init(struct ata_queued_cmd * qc, struct scatterlist * sg,
unsigned int n_elem);
ARGUMENTS
qc
Command to be associated
sg
Scatter-gather table.
n_elem
Number of elements in s/g table.
DESCRIPTION
Initialize the data-related elements of queued_cmd qc to point to a
scatter-gather table sg, containing n_elem elements.
LOCKING
spin_lock_irqsave(host lock)
AUTHOR
Jeff Garzik
Author.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 ATA_SG_INIT(9)