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Re: [dm-devel] RDAC path checker status change messages



This patch still seems relevant to upstream multipath-tools and is
available in dm-devel's patchwork here:
https://patchwork.kernel.org/patch/32081/

On Tue, Jun 23 2009 at  3:50pm -0400,
Charlie Brady <charlieb-dm-devel budge apana org au> wrote:

> 
> It seems to me that this patch is required, to fix a problem with
> "path down" messages being logged when the path transitions to up
> (and presumably ghost).
> 
> --- libcheckers/rdac.c.orig     2009-06-23 15:38:05.371422000 -0400
> +++ libcheckers/rdac.c  2009-06-23 15:39:28.020843000 -0400
> @@ -105,5 +105,12 @@
>                 return PATH_DOWN;
>         }
> 
> -       return ((inq.avtcvp & 0x1) ? PATH_UP : PATH_GHOST);
> +       if (inq.avtcvp & 0x1) {
> +               MSG(c, MSG_RDAC_UP);
> +               return PATH_UP;
> +       }
> +       else {
> +               MSG(c, MSG_RDAC_GHOST);
> +               return PATH_GHOST;
> +       }
>  }
> 
> --
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