ATA_SG_CLEAN(9) libata Core Internals ATA_SG_CLEAN(9)
NAME ata_sg_clean - Unmap DMA memory associated with command
SYNOPSIS void ata_sg_clean(struct ata_queued_cmd * qc);
ARGUMENTS qc Command containing DMA memory to be released
DESCRIPTION Unmap all mapped DMA memory associated with this command.
LOCKING spin_lock_irqsave(host lock)
AUTHOR Jeff Garzik Author.
COPYRIGHT Kernel Hackers Manual 2.6. November 2011 ATA_SG_CLEAN(9)