On Sun, Jul 09, 2006 at 01:46:06AM +0900, Tejun Heo wrote: >Robin Humble wrote: >>irq 4: nobody cared (try booting with the "irqpoll" option) >> <c013579a> __report_bad_irq+0x36/0x7d <c0135962> ... >>ata1: dev 0 cfg 49:2f00 82:346b 83:7d01 84:4023 85:3469 86:3c01 87:4023 88:207f >>ata1: dev 0 ATA-7, max UDMA/133, 625142448 sectors: LBA48 >>ata1: qc timeout (cmd 0xef) >>ata1: failed to set xfermode (err_mask=0x4) >>scsi0 : sata_sil >>ata2: SATA link down (SStatus 0) >>scsi1 : sata_sil >Can you try libata-tj-stable patch? >http://home-tj.org/files/libata-tj-stable/libata-tj-2.6.17.4-20060708.tar.bz2 yup - that works fine. thanks! another happy test marmot :-) I tried it with the new 320G seagate 7200.10 drive (55MB/s writes, 68MB/s reads with bonnie++), and also with an old seagate 7200.7, and a 500G maxtor diamondmax 11 (which didn't work before). none require the irqpoll boot option and all seem to work fine. many thanks to all involved. cheers, robin - : 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