On 09/20/2011 06:10 PM, Dan Williams wrote:
Currently mvsas and pm8001 have custom ->slave_alloc implementations to achieve this. Uplevel it for all libsas drivers as isci encounters problems with atapi devices when scanning past lun0. Just do what Darrick suggested [1], and limit the scan for ata devices. [1] http://marc.info/?l=linux-scsi&m=116604101119861&w=2 Cc: Darrick Wong<djwong@xxxxxxxxxx> Cc: Xiangliang Yu<yuxiangl@xxxxxxxxxxx> Cc: Jack Wang<jack_wang@xxxxxxxxx> Cc: Mark Salyzyn<msalyzyn@xxxxxxxxxxxxxx> Cc: Luben Tuikov<ltuikov@xxxxxxxxx> Signed-off-by: Dan Williams<dan.j.williams@xxxxxxxxx> --- drivers/scsi/scsi_transport_sas.c | 10 ++++++++-- 1 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c index c6fcf76..9d9330a 100644 --- a/drivers/scsi/scsi_transport_sas.c +++ b/drivers/scsi/scsi_transport_sas.c @@ -1545,8 +1545,14 @@ int sas_rphy_add(struct sas_rphy *rphy) if (identify->device_type == SAS_END_DEVICE&& rphy->scsi_target_id != -1) { - scsi_scan_target(&rphy->dev, 0, - rphy->scsi_target_id, SCAN_WILD_CARD, 0); + int lun; + + if (identify->target_port_protocols& SAS_PROTOCOL_SSP) + lun = SCAN_WILD_CARD; + else + lun = 0; + + scsi_scan_target(&rphy->dev, 0, rphy->scsi_target_id, lun, 0);
Acked-by: Jeff Garzik <jgarzik@xxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html