Re: [PATCH] scsi: mpt3sas: fix memory ordering on 64bit writes

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Please consider this patch as

Acked-by: Sreekanth Reddy <Sreekanth.Reddy@xxxxxxxxxxxx>

On Wed, Dec 19, 2018 at 9:22 AM Martin K. Petersen
<martin.petersen@xxxxxxxxxx> wrote:
>
>
> > With revision 09c2f95ad404, 64bit writes in _base_writeq() were rewritten
> > to use __raw_writeq() instad of writeq().
> >
> > This introduced a bug apparent on powerpc64 systems such as the Raptor
> > Talos II that causes the HBA to drop from the PCIe bus under heavy load and
> > being reinitialized after a couple of seconds.
>
> Broadcom folks: Please review!
>
> --
> Martin K. Petersen      Oracle Linux Engineering



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