On Thu, 20 Dec 2007 14:13:15 +1100
"Julian Calaby" <[EMAIL PROTECTED]> wrote:
> On Dec 20, 2007 1:44 PM, FUJITA Tomonori <[EMAIL PROTECTED]> wrote:
> > --- a/drivers/message/fusion/mptsas.c
> > +++ b/drivers/message/fusion/mptsas.c
> > @@ -1343,6 +1343,8 @@ static int mptsas_smp_handler(struct Scsi_Host
> > *shost, struct sas_rphy *rphy,
> > smprep = (SmpPassthroughReply_t *)ioc->sas_mgmt.reply;
> > memcpy(req->sense, smprep, sizeof(*smprep));
> > req->sense_len = sizeof(*smprep);
> > + req->data_len = 0;
> > + rsp->data_len -= smprep->ResponseDataLength;
>
> Would
>
> + rsp->data_len = -smprep->ResponseDataLength;
>
> not work?
The definition of resid is:
__s32 dout_resid; /* [o] dout_xfer_len - actual_dout_xfer_len */
We need to have:
rsp->data_len = rsp->data_len - smprep->ResponseDataLength;
Then block/bsg.c sets up dout_resid in the following way:
hdr->dout_resid = rq->data_len;
-
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