diff options
Diffstat (limited to 'drivers/scsi/sd_dif.c')
| -rw-r--r-- | drivers/scsi/sd_dif.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c index 38a7778..1600270 100644 --- a/drivers/scsi/sd_dif.c +++ b/drivers/scsi/sd_dif.c @@ -57,16 +57,16 @@ static void sd_dif_type1_generate(struct blk_integrity_exchg *bix, csum_fn *fn) { void *buf = bix->data_buf; struct sd_dif_tuple *sdt = bix->prot_buf; - sector_t sector = bix->sector; + sector_t seed = bix->seed; unsigned int i; - for (i = 0 ; i < bix->data_size ; i += bix->sector_size, sdt++) { - sdt->guard_tag = fn(buf, bix->sector_size); - sdt->ref_tag = cpu_to_be32(sector & 0xffffffff); + for (i = 0 ; i < bix->data_size ; i += bix->interval, sdt++) { + sdt->guard_tag = fn(buf, bix->interval); + sdt->ref_tag = cpu_to_be32(seed & 0xffffffff); sdt->app_tag = 0; - buf += bix->sector_size; - sector++; + buf += bix->interval; + seed++; } } @@ -84,35 +84,35 @@ static int sd_dif_type1_verify(struct blk_integrity_exchg *bix, csum_fn *fn) { void *buf = bix->data_buf; struct sd_dif_tuple *sdt = bix->prot_buf; - sector_t sector = bix->sector; + sector_t seed = bix->seed; unsigned int i; __u16 csum; - for (i = 0 ; i < bix->data_size ; i += bix->sector_size, sdt++) { + for (i = 0 ; i < bix->data_size ; i += bix->interval, sdt++) { /* Unwritten sectors */ if (sdt->app_tag == 0xffff) return 0; - if (be32_to_cpu(sdt->ref_tag) != (sector & 0xffffffff)) { + if (be32_to_cpu(sdt->ref_tag) != (seed & 0xffffffff)) { printk(KERN_ERR "%s: ref tag error on sector %lu (rcvd %u)\n", - bix->disk_name, (unsigned long)sector, + bix->disk_name, (unsigned long)seed, be32_to_cpu(sdt->ref_tag)); return -EIO; } - csum = fn(buf, bix->sector_size); + csum = fn(buf, bix->interval); if (sdt->guard_tag != csum) { printk(KERN_ERR "%s: guard tag error on sector %lu " \ "(rcvd %04x, data %04x)\n", bix->disk_name, - (unsigned long)sector, + (unsigned long)seed, be16_to_cpu(sdt->guard_tag), be16_to_cpu(csum)); return -EIO; } - buf += bix->sector_size; - sector++; + buf += bix->interval; + seed++; } return 0; @@ -155,12 +155,12 @@ static void sd_dif_type3_generate(struct blk_integrity_exchg *bix, csum_fn *fn) struct sd_dif_tuple *sdt = bix->prot_buf; unsigned int i; - for (i = 0 ; i < bix->data_size ; i += bix->sector_size, sdt++) { - sdt->guard_tag = fn(buf, bix->sector_size); + for (i = 0 ; i < bix->data_size ; i += bix->interval, sdt++) { + sdt->guard_tag = fn(buf, bix->interval); sdt->ref_tag = 0; sdt->app_tag = 0; - buf += bix->sector_size; + buf += bix->interval; } } @@ -178,27 +178,27 @@ static int sd_dif_type3_verify(struct blk_integrity_exchg *bix, csum_fn *fn) { void *buf = bix->data_buf; struct sd_dif_tuple *sdt = bix->prot_buf; - sector_t sector = bix->sector; + sector_t seed = bix->seed; unsigned int i; __u16 csum; - for (i = 0 ; i < bix->data_size ; i += bix->sector_size, sdt++) { + for (i = 0 ; i < bix->data_size ; i += bix->interval, sdt++) { /* Unwritten sectors */ if (sdt->app_tag == 0xffff && sdt->ref_tag == 0xffffffff) return 0; - csum = fn(buf, bix->sector_size); + csum = fn(buf, bix->interval); if (sdt->guard_tag != csum) { printk(KERN_ERR "%s: guard tag error on sector %lu " \ "(rcvd %04x, data %04x)\n", bix->disk_name, - (unsigned long)sector, + (unsigned long)seed, be16_to_cpu(sdt->guard_tag), be16_to_cpu(csum)); return -EIO; } - buf += bix->sector_size; - sector++; + buf += bix->interval; + seed++; } return 0; |