ata_sg_setup (9) Linux Manual Page
ata_sg_setup – DMA-map the scatter-gather table associated with a command.
Synopsis
int ata_sg_setup(struct ata_queued_cmd *qc);Arguments
qc
-
- Command with scatter-gather table to be mapped.
Description
DMA-map the scatter-gather table associated with queued_cmd qc.
LOCKING: spin_lock_irqsave(host lock)
Return
Zero on success, negative on error.
Author
Jeff Garzik
- Author.