Hi James, We want to find the root cause and make sure this problem will happen on STA device certain commands. If it does not affect SATA device then we can adopt the workaround. Thanks! Gilbert -----Original Message----- From: James Bottomley [mailto:James.Bottomley@xxxxxxxxxxxx] Sent: Friday, September 21, 2007 1:40 PM To: Wu, Gilbert Cc: dougg@xxxxxxxxxx; Linux-scsi@xxxxxxxxxxxxxxx Subject: RE: [PATCH] aic94xx: fix smartctl utility problem On Fri, 2007-09-21 at 11:53 -0700, Wu, Gilbert wrote: > I can reproduce the problem on my machine. Most likely, the Sequencer > (Firmware) has bug on handling ATA output register for ATAPI device. I > am still working on this issue with Sequencer engineer. But, since you already vet the commands we can simply work around this by not asking for the ATA output register on packet commands (i.e. just add ATA_CMD_PACKET to the is_ata_rw_command() switch statement. James - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html