Re: [PATCH #upstream-fixes] sata_mv: don't issue two DMA commands concurrently

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

 



On Wed, Aug 13, 2008 at 2:04 PM, Bokhan Artem <APTEM@xxxxxx> wrote:
> But as I understand my problem, all retries and delays are made inside linux
> kernel, not inside hardware...
>

AIUI you have both.

And they multiply, so if the hardware is doing X retries per attempt
and the kernel is doing Y retries, then the total retries is close to
X*(Y+1).

To get the fastest possible failure mode you need to reduce both X and Y.

Greg
-- 
Greg Freemyer
Litigation Triage Solutions Specialist
http://www.linkedin.com/in/gregfreemyer
First 99 Days Litigation White Paper -
http://www.norcrossgroup.com/forms/whitepapers/99%20Days%20whitepaper.pdf

The Norcross Group
The Intersection of Evidence & Technology
http://www.norcrossgroup.com
--
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