ata_sg_init (9) Linux Manual Page
ata_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.