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ATA_SG_SETUP(9) | libata Core Internals | ATA_SG_SETUP(9) |
NAME¶
ata_sg_setup - DMA-map the scatter-gather table associated with a command.SYNOPSIS¶
int
ata_sg_setup(struct ata_queued_cmd * qc);
ARGUMENTS¶
qcCommand 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 GarzikAuthor.
COPYRIGHT¶
May 2018 | Kernel Hackers Manual 4.9. |