Re: NCQ change on 2007-12-07

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello,

Robert Hancock wrote:
> I don't think the driver is to blame for this one. CPB resp_flags of 2
> indicates the controller says that tag is "released", i.e. drive has
> been given the command but not completed. If it's timing out in that
> state, either the NCQ implementation is bad enough that it allows
> certain queued commands to starve for over 30 seconds, or the drive is
> just forgetting about them entirely.
> 
> Unfortunately, if the firmware revision does indeed appear the same on
> both sets of drives, the only automated way we could likely address the
> problem would be to blacklist NCQ on all of those drives of that
> model/revision..

Hmm... it's weird that this problem hasn't been reported on other
controllers.  Lanstein, can you be persuaded into trying out another NCQ
capable controller?

-- 
tejun
--
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

[Index of Archives]     [Linux Filesystems]     [Linux SCSI]     [Linux RAID]     [Git]     [Kernel Newbies]     [Linux Newbie]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Samba]     [Device Mapper]

  Powered by Linux