On 03/26/2015 03:41 PM, Mahesh Rajashekhara wrote:
> Add 4KB sector support
>
> Signed-off-by: Mahesh Rajashekhara <Mahesh.Rajashekhara@xxxxxxxx>
> ---
> drivers/scsi/aacraid/aachba.c | 240 +++++++++++++++++++++++++++++++--------
> drivers/scsi/aacraid/aacraid.h | 11 ++-
> 2 files changed, 200 insertions(+), 51 deletions(-)
>
> diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
> index b32e77d..aee3eaa 100644
> --- a/drivers/scsi/aacraid/aachba.c
> +++ b/drivers/scsi/aacraid/aachba.c
> @@ -111,6 +111,41 @@
> #define BYTE2(x) (unsigned char)((x) >> 16)
> #define BYTE3(x) (unsigned char)((x) >> 24)
>
> +/* MODE_SENSE data format */
> +typedef struct {
> + struct {
> + u8 data_length;
> + u8 med_type;
> + u8 dev_par;
> + u8 bd_length;
> + } __attribute__((packed)) hd;
> + struct {
> + u8 dens_code;
> + u8 block_count[3];
> + u8 reserved;
> + u8 block_length[3];
> + } __attribute__((packed)) bd;
> + u8 mpc_buf[3];
> +} __attribute__((packed)) aac_modep_data;
> +
> +/* MODE_SENSE_10 data format */
> +typedef struct {
> + struct {
> + u8 data_length[2];
> + u8 med_type;
> + u8 dev_par;
> + u8 rsrvd[2];
> + u8 bd_length[2];
> + } __attribute__((packed)) hd;
> + struct {
> + u8 dens_code;
> + u8 block_count[3];
> + u8 reserved;
> + u8 block_length[3];
> + } __attribute__((packed)) bd;
> + u8 mpc_buf[3];
> +} __attribute__((packed)) aac_modep10_data;
> +
> /*------------------------------------------------------------------------------
> * S T R U C T S / T Y P E D E F S
> *----------------------------------------------------------------------------*/
> @@ -438,7 +473,7 @@ static void get_container_name_callback(void *context, struct fib * fibptr)
> if ((le32_to_cpu(get_name_reply->status) == CT_OK)
> && (get_name_reply->data[0] != '\0')) {
> char *sp = get_name_reply->data;
> - sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0';
> + sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0';
> while (*sp == ' ')
> ++sp;
> if (*sp) {
What has this to do with 4k block support?
Looks rather like an unrelated bugfix to me...
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
hare@xxxxxxx +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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