On Tue, Mar 22, 2016 at 3:03 PM, Ming Lin <mlin@xxxxxxxxxx> wrote:
> From: Ming Lin <ming.l@xxxxxxxxxxxxxxx>
>
> Rename SCSI_MAX_SG_SEGMENTS to SG_CHUNK_SIZE, which means the amount
> we fit into a single scatterlist chunk.
>
> Rename SCSI_MAX_SG_CHAIN_SEGMENTS to SG_MAX_SEGMENTS.
>
> Will move these 2 generic definitions to scatterlist.h later.
>
> Signed-off-by: Ming Lin <ming.l@xxxxxxxxxxxxxxx>
> ---
> drivers/ata/pata_icside.c | 2 +-
> drivers/infiniband/ulp/srp/ib_srp.c | 4 ++--
> drivers/scsi/arm/cumana_2.c | 2 +-
> drivers/scsi/arm/eesox.c | 2 +-
> drivers/scsi/arm/powertec.c | 2 +-
> drivers/scsi/esas2r/esas2r_main.c | 4 ++--
> drivers/scsi/hisi_sas/hisi_sas.h | 2 +-
> drivers/scsi/mpt3sas/mpt3sas_base.c | 4 ++--
> drivers/scsi/mpt3sas/mpt3sas_base.h | 2 +-
> drivers/scsi/scsi_debug.c | 2 +-
> drivers/scsi/scsi_lib.c | 34 +++++++++++++++++-----------------
> drivers/usb/storage/scsiglue.c | 2 +-
> include/scsi/scsi.h | 8 ++++----
> include/scsi/scsi_host.h | 2 +-
> 14 files changed, 36 insertions(+), 36 deletions(-)
>
> diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c
> index d7c7320..188f2f2 100644
> --- a/drivers/ata/pata_icside.c
> +++ b/drivers/ata/pata_icside.c
> @@ -294,7 +294,7 @@ static int icside_dma_init(struct pata_icside_info *info)
>
> static struct scsi_host_template pata_icside_sht = {
> ATA_BASE_SHT(DRV_NAME),
> - .sg_tablesize = SCSI_MAX_SG_CHAIN_SEGMENTS,
> + .sg_tablesize = SG_MAX_SEGMENTS,
> .dma_boundary = IOMD_DMA_BOUNDARY,
> };
Hi Tejun,
Could you help to review/ack this ATA part?
Thanks.
> diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
> index e0a3398..74dafa7 100644
> --- a/include/scsi/scsi.h
> +++ b/include/scsi/scsi.h
> @@ -24,16 +24,16 @@ enum scsi_timeouts {
> * to SG_MAX_SINGLE_ALLOC to pack correctly at the highest order. The
> * minimum value is 32
> */
> -#define SCSI_MAX_SG_SEGMENTS 128
> +#define SG_CHUNK_SIZE 128
>
> /*
> - * Like SCSI_MAX_SG_SEGMENTS, but for archs that have sg chaining. This limit
> + * Like SG_CHUNK_SIZE, but for archs that have sg chaining. This limit
> * is totally arbitrary, a setting of 2048 will get you at least 8mb ios.
> */
> #ifdef CONFIG_ARCH_HAS_SG_CHAIN
> -#define SCSI_MAX_SG_CHAIN_SEGMENTS 2048
> +#define SG_MAX_SEGMENTS 2048
> #else
> -#define SCSI_MAX_SG_CHAIN_SEGMENTS SCSI_MAX_SG_SEGMENTS
> +#define SG_MAX_SEGMENTS SG_CHUNK_SIZE
> #endif
>
> /*
> diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
> index fcfa3d7..76e9d27 100644
> --- a/include/scsi/scsi_host.h
> +++ b/include/scsi/scsi_host.h
> @@ -37,7 +37,7 @@ struct blk_queue_tags;
> * used in one scatter-gather request.
> */
> #define SG_NONE 0
> -#define SG_ALL SCSI_MAX_SG_SEGMENTS
> +#define SG_ALL SG_CHUNK_SIZE
>
> #define MODE_UNKNOWN 0x00
> #define MODE_INITIATOR 0x01
> --
> 1.9.1
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