Signed-off-by: Alan Cox <alan@xxxxxxxxxx> diff -u --exclude-from /usr/src/exclude --new-file --recursive linux.vanilla-2.6.23-mm1/drivers/ata/libata-core.c linux-2.6.23-mm1/drivers/ata/libata-core.c --- linux.vanilla-2.6.23-mm1/drivers/ata/libata-core.c 2007-10-15 15:03:26.000000000 +0100 +++ linux-2.6.23-mm1/drivers/ata/libata-core.c 2007-10-15 15:13:49.000000000 +0100 @@ -4203,8 +4219,12 @@ tf.command = ATA_CMD_SET_FEATURES; tf.feature = SETFEATURES_XFER; tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE | ATA_TFLAG_POLLING; tf.protocol = ATA_PROT_NODATA; - tf.nsect = dev->xfer_mode; + /* Ancient devices may need us to avoid IORDY */ + if (ata_pio_need_iordy(dev)) + tf.nsect = dev->xfer_mode; + else + tf.nsect = 0x01; err_mask = ata_exec_internal(dev, &tf, NULL, DMA_NONE, NULL, 0, 0); - 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