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MFC 200969:

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Report stripe size only if physical sector size is not equal to logical.
This commit is contained in:
mav 2010-01-05 13:58:18 +00:00
parent 7a9bcff074
commit f4128931eb
1 changed files with 8 additions and 3 deletions
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11
sys/cam/ata/ata_da.c
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@ -687,9 +687,14 @@ adaregister(struct cam_periph *periph, void *arg)
softc->disk->d_sectorsize = softc->params.secsize;
softc->disk->d_mediasize = (off_t)softc->params.sectors *
softc->params.secsize;
softc->disk->d_stripesize = ata_physical_sector_size(&cgd->ident_data);
softc->disk->d_stripeoffset = softc->disk->d_stripesize -
ata_logical_sector_offset(&cgd->ident_data);
if (ata_physical_sector_size(&cgd->ident_data) !=
softc->params.secsize) {
softc->disk->d_stripesize =
ata_physical_sector_size(&cgd->ident_data);
softc->disk->d_stripeoffset = (softc->disk->d_stripesize -
ata_logical_sector_offset(&cgd->ident_data)) %
softc->disk->d_stripesize;
}
/* XXX: these are not actually "firmware" values, so they may be wrong */
softc->disk->d_fwsectors = softc->params.secs_per_track;
softc->disk->d_fwheads = softc->params.heads;