[dm-devel] [PATCH 2/4] multipath-tools: replace GROUP_BY_SERIAL with MULTIBUS for IBM 3542 and 2105

[Xose Vazquez Perez]

On 10/03/2016 02:06 PM, Christophe Varoqui wrote:

> Thanks.
> Patch pushed.

>     >                     /* DS4200 / FAStT200 */
>     >                     .vendor        = "IBM",
>     >                     .product       = "^3542",
>     >     -               .pgpolicy      = GROUP_BY_SERIAL,
>     >     +               .pgpolicy      = MULTIBUS,
>     >                     .pgfailback    = FAILBACK_UNDEF,
>     >             },
>     This is the IBM FAStT 200, which is IIRC an RDAC machine. So multibus
>     will be wrong here, and it should be using the RDAC entry instead.

A patch is needed also in the kernel side(drivers/scsi/scsi_dh.c).