Date: Fri, 03 Apr 1998 23:06:53 -0800 From: Amancio Hasty <hasty@rah.star-gate.com> Cc: current@FreeBSD.ORG Subject: Re: [TECH] physio split the request.. cannot proceed Message-ID: <199804040706.XAA22749@rah.star-gate.com> In-Reply-To: Your message of "Fri, 03 Apr 1998 21:32:09 PST." <199804040532.VAA22312@rah.star-gate.com>
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Part II -- not recognizing all scsi standard errors
For some reason we don't know how to recognize scsi error 16 .
Any one got a clue as to what this error code is or can
point me to scsi 2 specs ?
Tnks,
Amancio
> A bit more info:
> This is from scsi_ioctl:do_command
>
> bp = malloc(sizeof (struct buf),M_TEMP,M_WAITOK);
> bzero(bp,sizeof(struct buf));
> d_addr = screq->databuf;
> printf("do_command screq->datalen %d \n", screq->
> datalen
>
> Apr 3 21:17:09 cioloco /kernel: do_command screq->datalen 5
>
> in scsio_ioctl.c:scsistrategy
> /* We're in trouble if physio tried to break up the
> * transfer:
> */
> if (bp->b_bcount != screq->datalen) {
> sc_print_addr(sc_link);
> printf("bp->b_bcount %d screq->datalen %d screq->cmdlen %d \n",
> bp->b_bcount, screq->datalen, screq->cmdlen);
>
> printf("physio split the request.. cannot proceed\n");
> scsierr(bp, EIO);
> return;
> }
>
>
> So where are our scsi experts ? 8)
> Tnks!
> Amancio
>
>
> Apr 3 21:17:09 cioloco /kernel: uk0: bp->b_bcount 0 screq->datalen 5 screq->
> cmd
> len 6
>
> >
> > Try to use the Linux package SANE -- is a scsi scanner package.
> >
> > While trying to read from the scsi scanner , I am getting :
> > physio split the request.. cannot proceed
> >
> > This message is coming from :scsi_ioctl.c:scsistrategy
> >
> > A few months ago , I didn't have any problems at all using SANE.
> >
> > The scsi read request is way below the 32k limit .
> >
> > Anyone got a clue as to what changed in the kernel ?
> >
> > Tnks,
> > Amancio
> >
> >
> >
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>
>
>
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