On Tue, 2009-06-30 at 11:40 +0200, Tomasz Torcz wrote:
> I did a rebuild and driver is not happy with above changes. Take a look
> (I have one RAID5 LUN exported which consist 8x500GB, so about 3.5 TB big):
Actually, looks like a simple thinko in the aic7xxx core code ... it
should be indexing of the saved tag not the original tag. Can you try
this as a fresh patch?
James
---
diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c
index e6f2bb7..56e431e 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_core.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_core.c
@@ -593,7 +593,7 @@ ahc_swap_with_next_hscb(struct ahc_softc *ahc, struct scb *scb)
memcpy(q_hscb, scb->hscb, sizeof(*scb->hscb));
if ((scb->flags & SCB_CDB32_PTR) != 0) {
q_hscb->shared_data.cdb_ptr =
- ahc_htole32(ahc_hscb_busaddr(ahc, q_hscb->tag)
+ ahc_htole32(ahc_hscb_busaddr(ahc, saved_tag)
+ offsetof(struct hardware_scb, cdb32));
}
q_hscb->tag = saved_tag;
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index fd2b978..2d069de 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -1115,6 +1115,7 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa
host->max_lun = AHC_NUM_LUNS;
host->max_channel = (ahc->features & AHC_TWIN) ? 1 : 0;
host->sg_tablesize = AHC_NSEG;
+ host->max_cmd_len = 32;
ahc_lock(ahc, &s);
ahc_set_unit(ahc, ahc_linux_unit++);
ahc_unlock(ahc, &s);
--
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