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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2008-03-26 09:26:13 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-03-27 15:12:16 -0700
commit15c73d5afd9f7489ca6a71cd0bef60f94c0c85a8 (patch)
tree2169e85af162b1b9b1d58b997db004090033c5a0 /drivers/scsi/libsas/sas_discover.c
parent77cca462c69d827fabee0ef3fdab86109c2fe8d8 (diff)
[SCSI] libsas: Warn if ATA device detected but CONFIG_SCSI_SAS_ATA not set
We give a very cryptic error if an ATA device is seen on a SAS port but libsas isn't compiled to include libata to handle them. Add an extra warning to explain specifically what the problem is. Acked-by: Darrick J. Wong <djwong@us.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/libsas/sas_discover.c')
-rw-r--r--drivers/scsi/libsas/sas_discover.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index 31b9af22424..709a6f75ca9 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -295,11 +295,14 @@ static void sas_discover_domain(struct work_struct *work)
case FANOUT_DEV:
error = sas_discover_root_expander(dev);
break;
-#ifdef CONFIG_SCSI_SAS_ATA
case SATA_DEV:
case SATA_PM:
+#ifdef CONFIG_SCSI_SAS_ATA
error = sas_discover_sata(dev);
break;
+#else
+ SAS_DPRINTK("ATA device seen but CONFIG_SCSI_SAS_ATA=N so cannot attach\n");
+ /* Fall through */
#endif
default:
error = -ENXIO;