diff -urNpd linux-source-2.6.22.14-vs2.2.0.5/drivers/ata/libata-core.c linux-source-2.6.22.14-vs2.2.0.5-libata/drivers/ata/libata-core.c
--- linux-source-2.6.22.14-vs2.2.0.5/drivers/ata/libata-core.c	2007-12-28 19:33:26.000000000 -0600
+++ linux-source-2.6.22.14-vs2.2.0.5-libata/drivers/ata/libata-core.c	2007-12-28 19:12:57.000000000 -0600
@@ -3806,6 +3806,9 @@ static const struct ata_blacklist_entry 
 	{ "IOMEGA  ZIP 250       ATAPI", NULL,	ATA_HORKAGE_NODMA }, /* temporary fix */
 	{ "IOMEGA  ZIP 250       ATAPI       Floppy",
 				NULL,		ATA_HORKAGE_NODMA },
+	/* Odd clown on sil3726/4726 PMPs */
+	{ "Config  Disk",	NULL,		ATA_HORKAGE_NODMA |
+						ATA_HORKAGE_SKIP_PM },
 
 	/* Weird ATAPI devices */
 	{ "TORiSAN DVD-ROM DRD-N216", NULL,	ATA_HORKAGE_MAX_SEC_128 },