NAME
ata_sg_init_one - Associate command with memory buffer
SYNOPSIS
void ata_sg_init_one (struct ata_queued_cmd * qc, void * buf,
unsigned int buflen);
ARGUMENTS
qc Command to be associated
buf Memory buffer
buflen Length of memory buffer, in bytes.
DESCRIPTION
Initialize the data-related elements of queued_cmd qc to point to a
single memory buffer, buf of byte length buflen.
LOCKING
spin_lock_irqsave(host_set lock)
AUTHOR
Jeff Garzik.