[SCSI] aacraid: optimize sg alloc (3c1e0cca) · Commits · 戴 / test

drivers/scsi/aacraid/aachba.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -2218,15 +2218,15 @@ static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg)
		}
		}
		else if(scsicmd->request_bufflen) {
		dma_addr_t addr;
		addr = pci_map_single(dev->pdev,
		u32 addr;
		scsicmd->SCp.dma_handle = pci_map_single(dev->pdev,
		scsicmd->request_buffer,
		scsicmd->request_bufflen,
		scsicmd->sc_data_direction);
		addr = scsicmd->SCp.dma_handle;
		psg->count = cpu_to_le32(1);
		psg->sg[0].addr = cpu_to_le32(addr);
		psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen);
		scsicmd->SCp.dma_handle = addr;
		byte_count = scsicmd->request_bufflen;
		}
		return byte_count;