Re: kern/56686: wd(4) device timeouts

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sun, Feb 06, 2022 at 12:05:01PM +0000, Patrick Welche wrote:
> The following reply was made to PR kern/56686; it has been noted by GNATS.
> 
> From: Patrick Welche <prlw1%talktalk.net@localhost>
> To: gnats-bugs%netbsd.org@localhost
> Cc: 
> Subject: Re: kern/56686: wd(4) device timeouts
> Date: Sun, 6 Feb 2022 12:04:03 +0000
> 
>  On Fri, Feb 04, 2022 at 01:50:01PM +0000, Andreas Gustafsson wrote:
>  > 
>  >  Michael van Elst wrote:
>  >  >  > [     5.921953] wd3: <ST5000LM000-2AN170>
>  >  >  
>  >  >  ST5000LM000 is a SMR disk, the timeouts might be real and
>  >  >  the driver might need to wait longer for such hardware.
>  >  
>  >  Agreed.  Where is the timeout defined, and does it take the queue
>  >  length into account?
>  
>  Might options AHCISATA_EXTRA_DELAY help or isn't this -current?

No, this option is for the probe path only; it's not used for regular I/Os

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--