On Thu, 2019-03-28 at 10:10 -0700, Himanshu Madhani wrote:
> From: Giridhar Malavali <gmalav...@marvell.com>
>
> This patch increases max_sgl_segments value to max supported
> which is 1024. Increase in max_sgl_segments will support larger
> IO size from driver.
>
> Signed-off-by: Giridhar Malavali <gmalav...@marvell.com>
> Signed-off-by: Himanshu Madhani <hmadh...@marvell.com>
> ---
> drivers/scsi/qla2xxx/qla_nvme.c | 2 +
> 1 file changed, 1 insertion(), 1 deletion(-)
>
> diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c
> index 41c85da3ab32..cc2afc21a30d 100644
> --- a/drivers/scsi/qla2xxx/qla_nvme.c
> +++ b/drivers/scsi/qla2xxx/qla_nvme.c
> @@ -573,7 +573,7 @@ static struct nvme_fc_port_template qla_nvme_fc_transport
> = {
> .fcp_io = qla_nvme_post_cmd,
> .fcp_abort = qla_nvme_fcp_abort,
> .max_hw_queues = 8,
> - .max_sgl_segments = 128,
> + .max_sgl_segments = 1024,
> .max_dif_sgl_segments = 64,
> .dma_boundary = 0xFFFFFFFF,
> .local_priv_sz = 8,
Where does the original value "128" come from? Where does the new value "1024"
come from? Do all firmware versions support the new and larger value?
Thanks,
Bart.
